Podcasts by 365 Days of Astronomy - Weekly Edition

365 Days of Astronomy - Weekly Edition

The weekly podcast from the International Year of Astronomy 2009. This podcast comes out weekly and includes each daily episode of the 365 Days of Astronomy Podcast.

Further podcasts by 365DaysOfAstronomy.org

Podcast on the topic Naturwissenschaften

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365 Days of Astronomy - Weekly Edition
Ep. 701: Space Science We Look Forward to in the Next 700 Episodes from 2023-12-11T21:00

Last week we looked back at some of the ideas that science has changed its mind about. This week we look forward, into the future, at some of the big ideas that astronomers are making progress i...

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365 Days of Astronomy - Weekly Edition
Ep. 700: The Things We Got Wrong from 2023-12-04T21:00

Astronomers talk about all the amazing discoveries they’re making but sometimes, it turns out, they were wrong. After decades and centuries of discoveries, how have they changed their minds?

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365 Days of Astronomy - Weekly Edition
Ep. 699: Holiday Gift Giving Ideas for Astronomy and Space Fans from 2023-11-27T21:00

Just a warning, the holidays are rapidly approaching. It’s time, once again, to think about what to buy all the space nerds on your lists. Here’s what we like.

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365 Days of Astronomy - Weekly Edition
Ep. 698: Insights Into the Universe from 2023-11-20T21:00

How the time flies. It’s been over a year since JWST went operational, with other missions joining the fun. What new insights have we gained about the Universe thanks to these powerful new tools...

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365 Days of Astronomy - Weekly Edition
Ep. 697: Mission Roll Call Part 6: The Outer Solar System and Beyond from 2023-11-13T21:00

Finally, we reach the end of our tour through the missions in the Solar System. Out beyond Mars, to Jupiter, the Kuiper Belt and Beyond.

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365 Days of Astronomy - Weekly Edition
Ep. 696: Mission Roll Call Part 5: The Science at Mars from 2023-11-06T21:00

Another week, another review of space missions in the Solar System. Today we set our sights on the red planet. What are all the active missions at Mars today?

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365 Days of Astronomy - Weekly Edition
Ep. 695: Mission Roll Call Part 4: Lunar Exploration from 2023-10-30T20:00

Our journey through missions continues, this time we focus on the Moon. There are many nations on the Moon, near the Moon, around the Moon, traveling to the Moon. It’s a lot. We’ll talk about it...

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365 Days of Astronomy - Weekly Edition
Ep. 694: Mission Roll Call Part 3: What's Beyond Earth from 2023-10-23T20:00

Our journey through space missions continues. Now we move away from the Earth to the rest of the solar system. What’s out there orbiting, roving and flying on other worlds and in interplanetary ...

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365 Days of Astronomy - Weekly Edition
Episode 693: Mission Roll Call, Part 2: Looking Outward from Earth from 2023-10-16T20:00

Last week, we brought you up to speed on the spacecraft which are helping to study Earth from above. Many of our missions are in Earth orbit but looking outward to study the Universe. Today, we’...

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365 Days of Astronomy - Weekly Edition
Ep. 692: Mission Roll Call Part 1: Earth Orbit from 2023-10-09T20:00

It’s time for another series! This time we’re gonna look at the missions that’re currently in place across the solar system. Today we’ll start with the key missions here on Earth, studying the p...

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365 Days of Astronomy - Weekly Edition
Ep. 691: Jupiter’s Changing Red Spot from 2023-10-02T20:00

Jupiter’s Great Red Spot is one of its most iconic features. First seen hundreds of years ago. Although it’s certainly long lasting, it’s been changing in size over the last few decades. Shrinki...

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365 Days of Astronomy - Weekly Edition
Ep. 690: Climate on Mars - From Ice Caps to Dust Storms from 2023-09-25T20:00

Streamed live on Sep 18, 2023.

We’ve looked at Earth’s changing climate, now let’s see what it’s like for another world: Mars. Much looks familiar, but some of it is tota...

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365 Days of Astronomy - Weekly Edition
Ep. 689 - Our Warming World: 20 Years of Climate Science from 2023-09-18T20:00

Streamed live on Sep 11, 2023.

It’s official! June and July were the warmest we’ve seen since records began over a century ago. Fires are rampant across Canada, and we’re...

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365 Days of Astronomy - Weekly Edition
Hiatus Message from 2023-07-10T20:00

Hiatus Message

Once again, we’ve reached the end of a season here on Astronomy Cast, and it’s time for the summer hiatus.

See you in September!

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365 Days of Astronomy - Weekly Edition
Ep. 688: What’s Next? Looking Ahead to Season 17 from 2023-07-03T20:00

Streamed live on Jun 26, 2023.

Once again, we’ve reached the end of a season here on Astronomy Cast, and it’s time for the summer hiatus. But the Universe never takes a b...

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365 Days of Astronomy - Weekly Edition
Ep. 687: Prepping for the Moon from 2023-06-27T02:56:14

We’re going back to the Moon. In the next few years humans will set foot on the Moon again, ideally this time to stay. But this will be different than the Apollo era, going to the scientifically...

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365 Days of Astronomy - Weekly Edition
Ep. 686: Ice In The Shadows from 2023-06-19T20:00

The permanently shadowed craters on the Moon are the focus of so much research. That’s because they seem to contain vast reserves of water ice. Water we could use for oxygen, propellant and so m...

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365 Days of Astronomy - Weekly Edition
Ep. 685: Manufacturing In Space from 2023-06-12T20:00

Launching satellites from Earth is counter-productive. You’ve got to make a satellite that can handle Earth gravity, then the brutal flight to space, then deployment in orbit. What if you could ...

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365 Days of Astronomy - Weekly Edition
Ep. 684: Too Big, Too Soon: Massive Early Galaxies Defy Expectations from 2023-06-05T20:00

One of JWST’s top jobs is to peer deeper into the Universe than ever before, watching as the first galaxies came together. Surprisingly, astronomers found galaxies that seemed much more mature t...

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365 Days of Astronomy - Weekly Edition
Ep. 683: Cosmic Dawn from 2023-05-29T20:00

After the cosmic microwave background radiation was released, the Universe returned to darkness, cloaked in this clouds of primordial hydrogen and helium. Gravity pulled these vast clouds into t...

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365 Days of Astronomy - Weekly Edition
Ep. 682: Ultra-Diffuse Galaxies&Dark Matter from 2023-05-22T20:00

Astronomers first noticed the strange behaviors of rotating galaxies almost 100 years ago, suggesting there’s an invisible dark matter hold them together with gravity. Or maybe we just don’t und...

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365 Days of Astronomy - Weekly Edition
Ep. 681: Kilonovae from 2023-05-15T20:00

In 2017, astronomers detected the gravitational waves and electromagnetic radiation from colliding neutron stars. This had been long theorized as one of the causes of a certain type of gamma-ray...

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365 Days of Astronomy - Weekly Edition
Ep. 680: Rogue Black Holes from 2023-05-08T20:00

Last week we talked about rogue stars. This week we’re going to take things up a notch and talk about an even more extreme event. Rogue black holes. Astronomers recently discovered a supermassiv...

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365 Days of Astronomy - Weekly Edition
Ep. 679: High(per) Velocity Stars from 2023-05-01T20:00

Most stars in the Milky Way are trapped in here with us, doomed to orbit around and around and around. But a few have found a way out, an escape into the freedom of intergalactic space. How do s...

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365 Days of Astronomy - Weekly Edition
Ep. 678: World Building: Planet Formation, Growth&Ejection from 2023-04-24T20:00

Okay sci-fi writers, today we’re going to give you a guided tour of building planets. How they form, how they grow, and how things can go horribly horribly wrong.

[Editor’s Note: Google H...

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365 Days of Astronomy - Weekly Edition
Ep. 677: The Answer is Always Dust from 2023-04-17T20:00

Whenever astronomers discover something surprising, the answer often turns out to be dust. Dust obscuring our view, dust changing the polarity, dust warming things up, dust cooling things down. ...

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365 Days of Astronomy - Weekly Edition
Ep. 676: Other Things With Rings from 2023-04-10T20:00

We’ve spent a lot of time gushing about Saturn’s rings, but there are other places with ring systems. And not just Jupiter and the ice giants, but asteroids, dwarf planets, centaurs and even exo...

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365 Days of Astronomy - Weekly Edition
Ep. 675: Exotic Forms of Ice from 2023-04-03T20:00

Ice is ice, right? You know, what you get when water freezes. Well, maybe here on Earth. But across the Universe, water can be squeezed together at different temperatures and pressures, leading ...

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365 Days of Astronomy - Weekly Edition
Ep. 674: Asteroid Early Warning Systems from 2023-03-27T20:00

The asteroid apocalypse is one of those existential crises that keep astronomers up at night. But the DART mission showed us that we can push an asteroid off its trajectory if we have enough war...

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365 Days of Astronomy - Weekly Edition
Ep. 673: How to See Satellites (or Avoid Seeing Them) from 2023-03-20T20:00

If you’re in dark skies and look up, you’re certain to see a satellite. Lots of them. But how can you know which one you’re seeing, and how can you improve your chances of a sighting? Today we’l...

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365 Days of Astronomy - Weekly Edition
Ep. 672: Space Debris Removal from 2023-03-13T20:00

We’ve talked about the rising problem of space junk. Okay, we know it’s an issue. So what can be done about it? Today we’ll talk about ideas to remove space junk, making sure space is open to us...

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365 Days of Astronomy - Weekly Edition
Ep. 671: The Consequences to Breaking Space Laws from 2023-03-06T21:00

Last week we talked about the laws that govern space exploration. This week the rubber hits the road. What are the consequences for actually breaking these rules? Are they really going to stop a...

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365 Days of Astronomy - Weekly Edition
Ep. 670 - Governing Space: The 1967 Outer Space Treaty&More! from 2023-02-20T21:00

Streamed live on Feb 13, 2023.

The Universe was inaccessible for most of human history, but the first tentative steps to space in the 20th Century made humanity realize t...

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365 Days of Astronomy - Weekly Edition
Ep. 669: Challenges to Dark Energy from 2023-02-13T21:00

It’s been over 20 years since astronomers first discovered that the expansion of the Universe is accelerating thanks to dark energy. And in these decades, astronomers still don’t have much evide...

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365 Days of Astronomy - Weekly Edition
Ep. 668: The Crisis In Cosmology from 2023-02-06T21:00

Astronomers have made extremely accurate measurements of the expansion rate of the Universe and come up with different results. And the error bars for the observations don’t overlap, so there’s ...

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365 Days of Astronomy - Weekly Edition
Ep. 667: JWST First Science from 2023-01-30T21:00

Astronomers came together in January to present their newest research. And not surprisingly, the winter AAS meeting was heavy on news from the James Webb Space Telescope. What were some of the n...

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365 Days of Astronomy - Weekly Edition
Ep. 666: Solar System References to the Underworld from 2023-01-23T21:00

Well, we did it. We made it to episode 666, an auspicious number to be sure. What can we do to celebrate this accomplishment? An episode all about things in the Universe that have been named aft...

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365 Days of Astronomy - Weekly Edition
Ep. 665: The Age of Reionization from 2023-01-16T21:00

The Cosmic Microwave Background Radiation tells us so much about the Universe. After that era, the Universe went dark. Then, as gas pulled together into the first stars and eventually galaxies, ...

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365 Days of Astronomy - Weekly Edition
Ep. 664: The First Stars from 2023-01-09T21:00

The Sun is a third-generation star, polluted with metals from long-dead suns. Astronomers have also discovered second-generation stars, with very low metallicity. But theories suggest there must...

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365 Days of Astronomy - Weekly Edition
Ep. 663: End of Year Observing Events from 2022-12-19T21:00

We generally save our stargazing suggestions for the summer, when it’s warmer in the northern hemisphere. But you’re tough, you can handle a little cold. And it’s worth it because there are some...

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365 Days of Astronomy - Weekly Edition
Ep. 662 - Looking Ahead at New and Recycled Missions from 2022-12-12T21:00

Last week we talked about the missions we’re saying goodbye to. This week, we’re going to talk about some upcoming missions to say hello to. Some are brand new ideas, others are, uh, recycled.

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365 Days of Astronomy - Weekly Edition
Ep. 661: Looking Back on the Missions That Ended from 2022-12-05T21:00

It’s always sad to say goodbye, but when we send our robotic emissaries out into the cosmos, it’s just a matter of time before they shut down. Today we’re going to say goodbye to a few missions ...

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365 Days of Astronomy - Weekly Edition
Astronomy Cast Ep. 660: Runaway! Runaway! Escaping Stars, Planets&Small Bodies from 2022-11-28T21:00

Moons orbit planets, planets orbit stars, stars orbit within galaxies. It’s orbits all the way down. But occasionally objects can receive a powerful kick that sends them on a journey, never to r...

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365 Days of Astronomy - Weekly Edition
Ep. 659: Clear Skies, Bright Satellites from 2022-11-14T21:00

Streamed live on Nov 8, 2022.

Light pollution is big problem and it’s only getting worse. Not just near cities, but everywhere thanks to increased satellite constellation...

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365 Days of Astronomy - Weekly Edition
Ep. 658: Space Exploration Horror Stories from 2022-11-07T21:00

Streamed live on Oct 31, 2022.

We’re recording this episode on Halloween, so how could we resist but take advantage of this opportunity. Space is al...

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365 Days of Astronomy - Weekly Edition
Ep. 657: Astronomical Naming Schemes from 2022-10-17T20:00

Space is a big place, with lots of galaxies, stars, planets, moons, and that means a lot of names. So how do astronomers name stuff, like comets, asteroids, exoplanets, craters?

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365 Days of Astronomy - Weekly Edition
Ep. 656: Smashing Asteroids for Science! from 2022-10-10T20:00

Streamed live Oct 3rd.

This week we saw the incredible image of DART smashing into asteroid Dimorphous. Beyond avenging the dinosaurs, what can we l...

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365 Days of Astronomy - Weekly Edition
Ep. 655: 65 Years of Space: Sputnik 1 Anniversary from 2022-10-03T20:00

Streamed live on Sep 26, 2022.

It’s been about 65 years since the Soviets launched the first orbital satellite into low Earth orbit: Sputnik 1. Now ...

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365 Days of Astronomy - Weekly Edition
Ep. 654: The Side Effects Of Clean Energy from 2022-09-26T20:00

To battle climate change, we’ll need to rapidly move to carbon-free sources of energy. But this technology isn’t a free lunch. They require metals, generate waste and deplete the envi...

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365 Days of Astronomy - Weekly Edition
Ep. 653: Climate Change: Looking at the Variables from 2022-09-19T20:00

Climate change is on our mind these days with increasing wildfires, droughts and floods. What are the variables that play into a planet’s changing climate and what can this teach us a...

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365 Days of Astronomy - Weekly Edition
Ep. 652: The Rocket Race Towards Reusability from 2022-09-12T20:00

Last week we talked about how single-use rocketry has changed over time, and the role it still plays in launching payloads into orbit and beyond. Today we’ll address the stainless ste...

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365 Days of Astronomy - Weekly Edition
Ep. 651: Artemis&The Decline of Single Use Rockets from 2022-09-07T20:00

Season 16 opener.

On the day that we’re recording this, NASA’s Space Launch System is about to blast off. But everyone is expecting it’ll be delayed...

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365 Days of Astronomy - Weekly Edition
Ep. 650: Did JWST Work? from 2022-07-18T21:15:58

Well, this is it. We’re FINALLY going to talk about the James Webb Space Telescope. After decades of development, delays, budget creep, the powerful infrared observatory is a...

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365 Days of Astronomy - Weekly Edition
Ep. 649: Highlights From NASA’s Holiday Ruining History from 2022-07-11T20:00

Have you ever noticed that significant space and astronomy events seem to happen during the holidays? It’s not a coincidence. There’s actually a reason why. Today we’ll talk about som...

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365 Days of Astronomy - Weekly Edition
Ep. 648: Summer Observing from 2022-07-04T20:00

Summer is officially, astronomically here, and for the folks in the northern hemisphere that means it’s a perfect time to head outside and see what’s happening in the sky. Today we’ll...

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365 Days of Astronomy - Weekly Edition
Ep. 647: Best Sci Fi Beach Reading from 2022-06-27T20:00

[Editor's Note: The Q&A section was lost when the internet & software demons did their thing. Sorry. I did get the initial co-host banter part adequately. -- Rich]

Summer’s her...

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365 Days of Astronomy - Weekly Edition
Ep. 646: Our Long Term Future in Space from 2022-06-20T20:00

We always say that we're living in golden age of space and astronomy, but it feels like things are just accelerating. Space travel is happening! What does the long-term future hold fo...

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365 Days of Astronomy - Weekly Edition
Ep. 645: The Future of the ISS from 2022-06-13T20:00

The International Space Station has been continuously inhabited for over 20 years now, serving as a peaceful collaboration between space-faring nations. But it's a machine, and it's g...

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365 Days of Astronomy - Weekly Edition
Ep. 644: Is Earth… Normal? from 2022-05-30T20:00

We've now discovered thousands of exoplanets, we're learning more and more about the kinds of planetary systems there are out there across the Universe. But are planets like Earth uni...

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365 Days of Astronomy - Weekly Edition
Ep. 643: Sagittarius A* from 2022-05-17T11:00

All the waiting is over, we've finally seen the image of the event horizon from the supermassive black hole at the heart of the Milky Way. Different shaped blobs! And a black circle i...

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365 Days of Astronomy - Weekly Edition
Ep. 642: Is the Sun... Normal? from 2022-05-16T20:00

We've always assumed that we lived in a perfectly normal star system with a normal star and normal planets. It's all... normal. But with our modern understanding of billions of stars,...

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365 Days of Astronomy - Weekly Edition
Ep. 641: Can Planets Be Alive? from 2022-05-09T20:00

The Earth is teeming with life, but the upper atmosphere to kilometers underground. There's no question that our planet has life. But is our planet itself alive? This is a question po...

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365 Days of Astronomy - Weekly Edition
Ep. 640: Survey Science: Newest Projects&Results from 2022-05-02T20:00

There are general-purpose telescopes and missions that astronomers can use to study specific objects. And there are the survey missions that look at the entire sky, which astronomers ...

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365 Days of Astronomy - Weekly Edition
Ep. 639: Big Qs Update: Dark Matter, Dark Energy, Etc. from 2022-04-18T20:00

Knowledge moves forward, and so, we must move with it. Today we'll give you an update on some of the most fascinating, fast-changing topics in astronomy, astrophysics and cosmology.

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365 Days of Astronomy - Weekly Edition
Ep. 638: Simulating Space Missions from 2022-04-11T20:00

Although humans have never actually been to Mars, explorers have simulated many aspects of Mars missions here on Earth. There are missions under the ocean, on the tops of volcanoes, i...

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365 Days of Astronomy - Weekly Edition
Ep. 637: Machine Learning in Astronomy from 2022-04-04T20:00

Computers are a big part of astronomy, but mostly they've been relegated to doing calculations. But recent developments in machine learning have changed everything, giving computers t...

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365 Days of Astronomy - Weekly Edition
Ep. 636: Blowing Bubbles from 2022-03-28T20:00

We think of space as a vacuum, but there are regions of different density. There are winds blowing from stars and other objects that clear out vast bubbles in space, and look absolute...

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365 Days of Astronomy - Weekly Edition
Ep. 635: Jets: When Magnetic Fields Fling Things from 2022-03-21T20:00

As astronomers look out across the Universe. They see various objects spewing jets of material light years into space. What causes these jets? And what impact do they have on the Univ...

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365 Days of Astronomy - Weekly Edition
Ep. 634: Milky Way’s Mergers&Acquisitions from 2022-03-14T20:00

The Milky Way is a vast grand spiral today, but how did it get this way? Astronomers are starting to unravel the history of our galaxy, revealing the ancient collisions with dwarf gal...

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365 Days of Astronomy - Weekly Edition
Ep. 633: Weirdly Habitable Places from 2022-03-07T21:00

We've always assumed that habitable planets would need to be like Earth; a terrestrial planet orbiting a sunlike star. But now astronomers have been discovering planets in the habitab...

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365 Days of Astronomy - Weekly Edition
Ep. 632: Building Images: Optical vs Radio from 2022-02-28T21:00

A recent image from the South African MeerKAT Telescope blew our minds. It was a high resolution image of the center of the Milky Way showing delicate filaments and other structures. ...

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365 Days of Astronomy - Weekly Edition
Ep. 631: All The Uses Of Pulsars (Including Murder) from 2022-02-21T21:00

Pulsars are the rapidly spinning degenerate husks of dead stars, turning hundreds of times a second. But they're also handy clocks, spinning with such certainty and accuracy that astr...

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365 Days of Astronomy - Weekly Edition
Ep. 630: Things We Can Look Forward To from 2022-02-14T21:00

In a rare moment of weakness, Pamela has decided she's open to the possibility that a future exists. That missions, telescopes and spacecraft are going to be built and they're going t...

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365 Days of Astronomy - Weekly Edition
Ep. 629: The Cost of Delays from 2022-02-07T21:00

With all the success of James Webb so far, it's looking like science's huge gamble is going to pay off, but there were years of delays and budget overruns. What impacts did these dela...

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365 Days of Astronomy - Weekly Edition
Ep. 628: The Sun Revisited from 2022-01-31T21:00

Once again, it's time to take a look at the Sun. You know, the ongoing thermonuclear explosion of fusing hydrogen that's right over there. Fortunately, there's a fleet of spacecraft a...

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365 Days of Astronomy - Weekly Edition
Ep. 627: Mercury Revisited from 2022-01-17T21:00

It’s been about a thousand years since since we last looked at Mercury. So we figured it’s time for an update. What new things have we learned about Mercury? Or even new questions! Fo...

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365 Days of Astronomy - Weekly Edition
Ep. 626: Terrestrial Planets - Mercury, Venus, Earth&Mars from 2022-01-10T21:00

We continue our refreshed tour of the solar system, checking in on the inner terrestrial planets, Mercury, Venus, Earth and Mars. What have we learned about the formation, evolution a...

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365 Days of Astronomy - Weekly Edition
Ep. 625: End of the Year Review from 2021-12-20T21:00

We've reached the end of 2021 and this is the last episode of the year. Let's look back at the big space events of the last year and talk about what we're looking forward to in 2022.

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365 Days of Astronomy - Weekly Edition
Ep. 624: Small Rocky Bodies (Including Phobos&Deimos) from 2021-12-13T21:00

We've talked about the icy objects of the Solar System, today let's talk about space rocks. There's a surprising variety of rocky material in the Solar System, and ea...

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365 Days of Astronomy - Weekly Edition
Ep. 623: NEOs: Concern or Nah from 2021-12-06T21:00

Are asteroids dangerous? Well, just ask the dinosaurs and they’ll tell you a sad story of fiery death. It turns out we’re in a shooting gallery of space rock and metal. And somewhere ...

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365 Days of Astronomy - Weekly Edition
Ep. 622: Rockier Moons&Giant Asteroids from 2021-11-29T21:00

So a rock is a rock is a rock. Right? Across the solar system there are giant rocky asteroids and even “gianter” rocky moons. What is the difference between these two families of obje...

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365 Days of Astronomy - Weekly Edition
Ep. 621: Gas Giants from 2021-11-22T21:00

For the longest time the only gas giant planets that we knew about were Jupiter and Saturn. But now, in the age of extrasolar planets, astronomers have discovered thousands of gas gia...

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365 Days of Astronomy - Weekly Edition
Ep. 620: Why Getting to the Outer Worlds is So Difficult from 2021-11-15T21:00

Good News! Over the next few years we’re gonna see a flotilla of new missions headed to Jupiter and Saturn. Why aren’t we seeing more missions to the outer planets like Uranus and Nep...

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365 Days of Astronomy - Weekly Edition
Ep. 619: Icy Moons&Dwarf Planets from 2021-11-08T21:00

The outer Solar System is far enough from the Sun that water doesn't get blasted away into deep space. In this icy realm, there are many worlds with vast quantities of water ice. Toda...

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365 Days of Astronomy - Weekly Edition
Ep. 618: Ice Giants from 2021-11-01T20:00

So we’re learning more & more about the outer planets of the solar system. Uranus & Neptune are Ice Giants, filled with water and other volatiles that we'd consider ice if it was here...

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365 Days of Astronomy - Weekly Edition
Ep. 617: Hangout-A-Thon Episode 2 - Crowdfunding Science from 2021-10-30T20:00

Funding for basic science has always been tricky business, coming mainly from universities, government, companies or wealthy individuals. But who knows how many fascinating discoverie...

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365 Days of Astronomy - Weekly Edition
Ep. 616: Hangout-A-Thon Episode 1 - The Great Observatories from 2021-10-29T20:00

Well, you’re familiar with the Hubble Space Telescope of course, but it’s just one of NASA’s Great Observatories. After Hubble came 3 more incredible telescopes. Each greater than the...

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365 Days of Astronomy - Weekly Edition
Ep. 615: Planet 9 from 2021-10-18T20:00

After Pluto lost its planethood we were down to 8 planets. But there’s growing evidence of another world or worlds out beyond the orbit of Pluto. Is Planet 9 out there and how will we...

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365 Days of Astronomy - Weekly Edition
Ep. 614: Centaurs, Comets&Asteroids from 2021-10-11T20:00

So there are asteroids, and there are comets. But there’s an entirely separate class of objects called centaurs. But instead of half human, half horse, imagine an object that’s half c...

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365 Days of Astronomy - Weekly Edition
Ep. 613: Pluto’s Demotion: 15 Years Later from 2021-10-04T20:00

It's been 15 years since Pluto was kicked out of the planet club. It also happens to be the topic of our very first episode of Astronomy Cast more than 600 episodes ago. Are there any...

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365 Days of Astronomy - Weekly Edition
Ep. 612: The SETI Renaissance from 2021-07-05T20:00

Last week we talked about the various ways that astronomers could detect the presence of intelligent civilizations by observing technosignatures. This week we'll give you an update on...

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365 Days of Astronomy - Weekly Edition
Ep. 611: What is Required to Confirm Alien Life: Intelligence Edition from 2021-06-28T20:00

Last week we talked about what it's going to take to confirm basic biological life across the Solar System and the Milky Way. This week, we'll discuss what it's going to take to detec...

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365 Days of Astronomy - Weekly Edition
Ep. 610: What is Required to Confirm Alien Life: Non-Sentient Edition from 2021-06-21T20:00

Are we alone in the Universe? It's one of the biggest scientific questions we can possibly ask. And yet, with rovers on Mars, missions planned to visit Europa and Ganymede. Powerful t...

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365 Days of Astronomy - Weekly Edition
Ep. 609: Volcanos With Benefits: Lava Tubes, Hydro Thermal Vents&More from 2021-06-14T20:00

Volcanos can be some of the worst natural disasters that we can experience here on Earth. But life wouldn't even exist without them. So, what are volcanos good for anyway?

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365 Days of Astronomy - Weekly Edition
Ep. 608: NASA Perseverance, The First 100 Days from 2021-06-07T20:00

As you all know, Pamela refuses to talk about any missions which aren't actually doing science. Well, Perseverance has crossed the line, from fantasy to an actual working rover, scoop...

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365 Days of Astronomy - Weekly Edition
Ep. 607: InSight and Earthquakes from 2021-05-31T20:00

Mars is cold and dead today, but the massive volcanoes tell us what the planet used to be like, millions and even billions of years ago. But how volcanically active is the planet toda...

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365 Days of Astronomy - Weekly Edition
Ep. 606 - Time Dilation: Skipping Thru Time from 2021-05-24T20:00

Have you ever wanted to be a time traveler? Well, good news! You're time traveling right now. Into the future at one second per second. Taking too long? Don't want to wait? Good news,...

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365 Days of Astronomy - Weekly Edition
Ep. 605: Sounding Rockets from 2021-05-17T20:00

Last week we talked about balloon-based astronomy. This week we're gonna talk about putting telescopes on rockets and making observations mid flight. Welcome to the wild world of soun...

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365 Days of Astronomy - Weekly Edition
Ep. 604: Balloon Astronomy from 2021-05-10T20:00

So when you think about the world's observatories, I'm sure you're imagining huge telescopes perched atop mountain peaks or space telescopes like Hubble. But you might be surprised to...

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365 Days of Astronomy - Weekly Edition
Ep. 603: New Colors of the Radio Spectrum from 2021-05-03T20:00

Last week we talked about how new telescopes and techniques are allowing astronomers to explore the shortest wavelengths of light. This week we go to the other end of the electromagne...

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365 Days of Astronomy - Weekly Edition
Ep. 602: The New Colors of Gamma Rays - Getting Shorter from 2021-04-26T20:00

The Earth's atmosphere protects us from a Universe that is definitely trying to kill us. But it also blocks our view of the entire cosmos, like seeing X-rays and gamma radiation. Spac...

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365 Days of Astronomy - Weekly Edition
Ep. 601: Unexpected Light Pollution from 2021-04-19T20:00

Day by day we're loosing our connection with the night sky. Already one third of humanity lives in so much light pollution that they can't see the Milky Way without a drive. And now s...

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365 Days of Astronomy - Weekly Edition
Ep. 600: Looking Ahead from 2021-03-29T20:00

Today we are gonna gaze into the future of space and astronomy. What upcoming missions & events are we excited about?

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365 Days of Astronomy - Weekly Edition
Ep. 599: Zodiacal Light from 2021-03-22T20:00

Pamela has told us in the most flowery terms about the diffuse dust across the inner solar system left over from the formation of the inner planets. well, it turns out she was wrong. ...

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365 Days of Astronomy - Weekly Edition
Ep. 598: How You Could Overturn Cosmology from 2021-03-15T20:00

You've probably heard of dark matter and dark energy, but maybe you don't fully understand what they are. Or maybe the idea itself just rubs you the wrong way and you'd like to know w...

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365 Days of Astronomy - Weekly Edition
Ep. 597: The Expansion of the Universe from 2021-03-08T21:00

It's been a while since we checked to make sure the Universe was still expanding. Yeah, apparently, that's still a thing. But in the last few years powerful new telescopes and expansi...

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365 Days of Astronomy - Weekly Edition
Ep. 596: The Universe’s Background Noise from 2021-03-01T21:00

You might be familiar with the cosmic microwave background, but that's just one of the background radiations that astronomers look at. Some are well known and cataloged. While others ...

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365 Days of Astronomy - Weekly Edition
Ep. 595: Planet Hunting - Revisited from 2021-02-15T21:00

This is gonna be another one of those evergreen topics where we come back again and again. Finding planets. Every time we talk about this now it seems like we've gained thousands of n...

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365 Days of Astronomy - Weekly Edition
Ep. 594: Juno - Primary Mission Highlights from 2021-02-08T21:00

Pamela is always loath to talk about spacecraft until the mission's in space and the science is rolling. NASA's Juno Mission just received a mission extension, adding Jupiter's moons ...

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365 Days of Astronomy - Weekly Edition
Ep. 593: Stellar Parasites from 2021-02-01T21:00

Stars often come in groups of 2 or more. And if they're orbiting close enough to each other one star can feast on the other and when that happens, well, mayhem ensues!

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365 Days of Astronomy - Weekly Edition
Ep 490: What's New with Supernovae from 2021-01-31T22:10:42.023393

This is the weekly version of The 365 Days of Astronomy Podcast which is a project that is publishing one podcast per day, 5 to 10 minutes in duration, for all 365 days of 2009. The podcast episode...

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365 Days of Astronomy - Weekly Edition
Ep. 592: Gamma-Ray Bursts - Updated from 2021-01-25T21:00

Some of the most powerful explosions in the Universe are gamma-ray bursts, capable of blasting a beam of death half way across the galaxy. In just the last few years astronomers have ...

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365 Days of Astronomy - Weekly Edition
Ep. 591: What Are We Gonna Do With All That Space Junk? from 2021-01-18T21:00

Remember the good old days when there were only a few thousand living and dead satellites? Well, those days are long over. We're now entering an era where there will be tens of thousa...

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365 Days of Astronomy - Weekly Edition
Ep. 590: Lunar Hazards: Dust, Radiation and More from 2021-01-11T21:00

2024 can't come soon enough. You know, that's the year when humans will set foot on the Moon again. Now don't you roll your eyes! That's the plan. Unless the plan changes. But my poin...

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365 Days of Astronomy - Weekly Edition
Ep. 589 - Lunar Resources: Water (Update)&Other Volatiles from 2020-12-21T21:00

We've talked about the Moon and its water many times here on Astronomy Cast, but there've been a bunch of big updates thanks to new research from NASA and others. Today we're gonna gi...

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365 Days of Astronomy - Weekly Edition
Ep. 588 - Lunar Resources: Lava Tubes from 2020-12-14T21:00

All eyes are on the Moon. We're going back, this time to stay, right? One of the best resources on the Moon will be the lava tubes that criss-cross the subsurface of the Moon. These c...

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365 Days of Astronomy - Weekly Edition
Ep. 587: The Artemis Accords from 2020-12-07T21:00

So the Moon is about to become a very busy place with multiple countries and private companies planning missions in the next few years. It's been decades since the Outer Space Treaty ...

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365 Days of Astronomy - Weekly Edition
Ep. 586: Life As We Know It: Habitable Exoplanets&Extremophiles from 2020-11-30T21:00

As scientists continue to explore the Earth, they're discovering life, surviving and even thriving in extreme environments. What hints can this give us about what we might find as we ...

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365 Days of Astronomy - Weekly Edition
Ep. 585: Super Earths, Mini-Neptunes&Gas Dwarfs from 2020-11-23T21:00

Astronomers are finding even more new extrasolar planets and they're starting to discover entirely new categories. There are classes of planets out there that we just don't have any a...

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365 Days of Astronomy - Weekly Edition
Ep. 584: Sample Return Missions From Asteroids from 2020-11-02T21:00

So with a sample of asteroid Bennu firmly inside OSIRIS-REx's return capsule, it's time to bring this treasure home. So scientists can study the composition and history of the space r...

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365 Days of Astronomy - Weekly Edition
Ep. 583: The 2020 Nobel Prize in Physics from 2020-10-26T20:00

This year's Nobel Prize in Physics was awarded to three brilliant researchers who worked out some of the secrets of black holes. Today we're going to talk about the chain of discoveri...

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365 Days of Astronomy - Weekly Edition
Ep. 582: Building Bigger Black Holes from 2020-10-19T20:00

Did you hear the news? Nobel prizes for Black Holes! Now, we know there are stellar mass black holes and supermassive black holes, but how do you get from one to the other? How do bla...

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365 Days of Astronomy - Weekly Edition
Ep. 581: Other Kinds Of Novae from 2020-10-12T20:00

Don't ever accuse us of not comprehensively covering every kind of exploding star. This week we gather up all the left over ways that stars partially or fully explode or don't. Probab...

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365 Days of Astronomy - Weekly Edition
Ep. 580: Exploding Dwarfs from 2020-10-05T20:00

So you think that a white dwarf star is the end of a stellar life, and it's all downhill from there, a long, slow cool down towards the end of everything. But in some situations even ...

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365 Days of Astronomy - Weekly Edition
Ep. 579: White and Black Dwarf Stars from 2020-09-28T20:00

I've got some bad news for you. Stars die. At some point in the next few billion years or so our Sun is going to start heating up, using up all the fuel in its core, and then eventual...

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365 Days of Astronomy - Weekly Edition
Ep. 578: Venus Updates - or - Life on Venus?!? from 2020-09-21T20:00

So have you heard the news? Of course you have. Evidence of phosphene on Venus. Which could be a biosignature of life on our evil twin planet. There have been a lot of surprising stor...

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365 Days of Astronomy - Weekly Edition
Ep. 577: Mars in Opposition from 2020-09-14T20:00

Every 2 years or so Mars lines up nicely with the Earth. It takes only 2 minutes to communicate with the rovers. You can see the polar ice caps in a small telescope. And it's the best...

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365 Days of Astronomy - Weekly Edition
Ep. 576: Summer Stargazing Special from 2020-06-29T20:00

It's time once again for Astronomy Cast to go on hiatus. You've got a couple months on your own to explore the night sky. But before we say goodbye, we'd like to make a few suggestion...

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365 Days of Astronomy - Weekly Edition
Ep. 575: Observing The Moon from 2020-06-22T20:00

As amateur astronomers, we curse the Moon every month. Seriously! Why doesn't someone get rid of that thing! This week, something occurred to us. What if we actually pointed our teles...

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365 Days of Astronomy - Weekly Edition
Ep. 574: Trojan Asteroids from 2020-06-15T20:00

We imagine the asteroid belt as a place where all the rocks hang out in the solar system. But there are 2 huge bands of asteroids that orbit the Sun with Jupiter called the Trojans. A...

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365 Days of Astronomy - Weekly Edition
Ep. 573: Exoplanet Atmospheres from 2020-06-08T20:00

Astronomy Cast Ep. 573: Exoplanet Atmospheres

Not only have astronomers discovered thousands of exoplanets, but they're even starting to st...

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365 Days of Astronomy - Weekly Edition
Ep. 572: Twists in Planet Formation from 2020-06-01T20:00

Astronomy Cast Ep. 572: Twists in Planet Formation

by Fraser Cain & Dr. Pamela Gay

We're all looking to the next generati...

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365 Days of Astronomy - Weekly Edition
Ep. 571: Extreme Binaries from 2020-05-25T20:00

Streamed live on May 22, 2020.

So we're familiar with regular binary stars. Two stars orbiting each other. Simple. Of course the Universe has come u...

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365 Days of Astronomy - Weekly Edition
Ep. 570: Discovering Comets from 2020-05-18T20:00

Streamed live May 15, 2020.

Discovering comets is one of the fields that amateurs can still make a regular contribution to astronomy. But more and m...

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365 Days of Astronomy - Weekly Edition
Ep. 566: When Comets Fall Apart from 2020-04-20T02:33:25

As everyone knows, the Universe owes us a bright comet. There have been a lot of promising candidates, but in the end, they always fail to live up to our expectations. Comets keep on breaking up...

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365 Days of Astronomy - Weekly Edition
Ep. 565: When Worlds Collide from 2020-04-13T16:43:57

So much of our Solar System has been shaped by enormous collisions early on in our history. Seriously, the nature of every planet in the Solar System has some evidence of massive impacts during ...

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365 Days of Astronomy - Weekly Edition
Ep. 564: Mini Moons from 2020-04-06T17:09:58

Last month astronomers announced that they had detected a tiny asteroid that had been captured by the Earth's gravity well and had been sharing our orbit for a few years. Today, let's talk about...

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365 Days of Astronomy - Weekly Edition
Ep. 563: White Dwarf Mergers from 2020-03-30T16:54:54

White dwarfs are usually about 60% the mass of the Sun, so it was a bit of a surprise when astronomers found one that was almost exactly twice that. What happens when white dwarfs merge?

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365 Days of Astronomy - Weekly Edition
Ep. 561: Remembering Katherine Johnson from 2020-03-06T23:00:46

We lost a bright star here on planet Earth last week. NASA mathematician Katherine Johnson passed away at the age of 101, after an incredible career of helping humans land on the Moon. If you sa...

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365 Days of Astronomy - Weekly Edition
Ep. 560: Betelgeuse from 2020-02-24T22:30:50

You might be surprised to hear that we've never done an episode of Astronomy Cast featuring Betelgeuse. Well, good news, this is that episode. Let's talk about the star, why it might be dimming,...

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365 Days of Astronomy - Weekly Edition
Ep. 559: The Surface of the Sun from 2020-02-17T04:14:27

A brand new telescope has completed on Maui's Haleakala, and it has just one job: to watch the Sun in unprecedented detail. It's called the Daniel K. Inouye telescope, and the engineering involv...

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365 Days of Astronomy - Weekly Edition
Ep. 558: Supernova SN 2006gy from 2020-02-10T05:42:19

We've been following this story for more than a decade, so it's great to finally have an answer to the question, why was supernova 2006gy so insanely bright? Astronomers originally thought it wa...

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365 Days of Astronomy - Weekly Edition
Ep. 557: Red Dwarfs: Friend or Foe from 2020-02-03T20:21:36

On the one hand, red dwarfs are the longest lived stars in the Universe, the perfect place for life to hang out for trillions of years. On the other hand, they're tempestuous little balls of pla...

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365 Days of Astronomy - Weekly Edition
Ep. 556: Multi Messenger Astronomy from 2020-01-27T22:33:34

For the longest time astronomers could only study the skies with telescopes. But then new techniques and technologies were developed to help us see in different wavelengths. Now astronomers can ...

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365 Days of Astronomy - Weekly Edition
Ep. 555: Satellite Constellations and the Future of Astronomy from 2020-01-19T23:28:18

The other big issue at the AAS was the challenge that astronomy is going to face from all the new satellite constellations coming shortly. There are already 180 Starlinks in orbit, and thousands...

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365 Days of Astronomy - Weekly Edition
Ep. 554: Big Telescope Controversy in Hawai'i from 2020-01-13T19:20:21

This week we're live at the American Astronomical Society's 235th meeting in Honolulu, Hawai'i. We learned about new planets, black holes and star formation, but the big issue hanging over the w...

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365 Days of Astronomy - Weekly Edition
Ep. 553: What To Look Forward To In 2020 from 2019-12-30T06:07:46

It's hard to believe it, but we survived another trip around the Sun. Now it's time to take the whole journey all over again, but with new news. Let's take a look at some of the space and astron...

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365 Days of Astronomy - Weekly Edition
CosmoQuest Hangoutathon Promo from 2019-12-20T21:07:18

Hi everyone, Producer Susie here. This weekend, December 21-23, 2019, we will be having our CosmoQuest Hangoutathon. 

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365 Days of Astronomy - Weekly Edition
Ep. 551: Missing Epochs - Observing before the CMBR from 2019-12-16T19:09:31

The Cosmic Microwave Background Radiation is the earliest moment in the Universe that we can see with our telescopes, just a few hundred thousand years after the Big Bang itself. What will it ta...

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365 Days of Astronomy - Weekly Edition
Ep. 550: Missing Epochs - Observing the Cosmic Dark Ages from 2019-12-07T01:38:32

Powerful observatories like Hubble and the Very Large Telescope have pushed our vision billions of light-years into the Universe, allowing us to see further and further back in time. But there a...

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365 Days of Astronomy - Weekly Edition
Ep. 549: Stellar nucleosynthesis revisited: In and on and around dead stars from 2019-12-02T21:24

Last week we gave you an update on the formation of elements from the Big Bang and in main sequence stars like the Sun. This week, we wrap up with a bang, talking about the death of the most mas...

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365 Days of Astronomy - Weekly Edition
Ep. 547: Why Astronomy Still Needs Humans from 2019-11-18T21:24:16

Few sciences have been able to take advantage of the power of computers like astronomy. But with all this computing power, you might be surprised to learn how important a role humans still play ...

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365 Days of Astronomy - Weekly Edition
Ep. 546: Weird Issues: Planetary Migration from 2019-11-11T20:25:34

Before we discovered other planets, our Solar System seemed like a perfectly reasonable template for everywhere. But now we see massive planets close to their stars, which leads you to the quest...

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365 Days of Astronomy - Weekly Edition
Ep. 545: Weird Issues: Are comets asteroids or are asteroids comets? from 2019-11-05T05:51:45

Things used to be so simple. Comets were snowballs from the outer Solar System, and asteroids were rocks from the inner Solar System. But now everything's all shades of grey. Astronomers have fo...

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365 Days of Astronomy - Weekly Edition
Ep. 544: Weird Issues: Biosignatures from 2019-10-28T20:35:38

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365 Days of Astronomy - Weekly Edition
Ep. 543: Weird Issues: The Habitable Zone from 2019-10-20T02:08:18

Our series on Universe weirdness marches on. This week we take a look at the habitable zone, and how things aren't as simple as we thought.

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365 Days of Astronomy - Weekly Edition
Ep. 540: Weird Issues: How Do (or Don't) Planets Form? from 2019-09-30T21:58:37

As astronomers started to discover planets orbiting other stars, they immediately realized that their expectations would need to be tossed out. Hot jupiters? Pulsars with planets? We're now deca...

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365 Days of Astronomy - Weekly Edition
Ep. 539: Weird Issues: Why We Don't Know the Age of Saturn's Rings from 2019-09-23T20:17:44

How old are Saturn's rings? They could be brand new, or they could be as ancient as the Solar System itself. Planetary scientists thought they knew the answer thanks to new data from Cassini, bu...

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365 Days of Astronomy - Weekly Edition
Ep. 538: Asteroids: Rubble piles of the Solar System from 2019-09-16T22:08:30

Thanks to all the work from Hayabusa 2 and OSIRIS-REx, astronomers are getting a much better look at the smaller asteroids in the Solar System. It turns out, they...

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365 Days of Astronomy - Weekly Edition
Ep. 537: Reusable Rocket Revolution from 2019-09-09T17:21:10

We took a hiatus this summer, but SpaceX sure didn't, with the tests of the Starhopper prototype. Today we're going to talk about the revolution in reusable rocke...

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365 Days of Astronomy - Weekly Edition
Libsyn Survey Request from 2019-08-10T18:53:45

Please help us keep bringing you content by going to http://survey.libsyn.com/astronomycast and filling out the survey, so Libsyn can find u...

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365 Days of Astronomy - Weekly Edition
Astronomy Cast on Hiatus until Sept 2019 from 2019-07-01T17:21:27

Astronomy Cast will be on hiatus for July and August. Don't worry, we'll be back in September, and we might just have surprises for you all along this summer! Don't forget you can still catch Pa...

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365 Days of Astronomy - Weekly Edition
Ep. 536: Everyday Relativity from 2019-07-01T17:05:14

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365 Days of Astronomy - Weekly Edition
Ep. 532: Modern Astronomy of Australia from 2019-06-03T04:28:39

Last week we talked about how well the indigenous Australians followed the night sky. Well, it turns out, Australia is still an amazing place for astronomy. There are so many powerful observator...

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365 Days of Astronomy - Weekly Edition
Ep. 531: Australian Indigenous Astronomy from 2019-05-27T00:27:27

This week, we focus on the archaeoastronomy of another part of the world, this time from the indigenous people of Australia. Another group of people whose lives depended on knowing what was happ...

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365 Days of Astronomy - Weekly Edition
Ep. 530: Astronomy of the Andes - Then and Now Pt. 2 from 2019-05-12T01:49:09

South America, especially the Atacama Desert in Chile has become one of the best places in the world to put a telescope. It's dry, high, and the nights are clear. Today we'll talk about the mons...

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365 Days of Astronomy - Weekly Edition
Ep. 529: Astronomy of the Andes - Then and Now Pt. 1 from 2019-05-06T19:41:45

The Andes mountains in South America are a hotspot of astronomy today, but ancient peoples knew it was a great place for astronomy and lived their lives in tune with the night sky. Today we'll l...

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365 Days of Astronomy - Weekly Edition
Ep. 526: Event Horizon Telescope and the Black Hole at M87 from 2019-04-15T20:10:41

Today, of course, we're going to talk about the announcement from the Event Horizon Telescope and the first photograph of a black hole's event horizon.

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365 Days of Astronomy - Weekly Edition
Ep. 525: 100 Years of the International Astronomical Union from 2019-04-08T18:54:02

Even though they might be scattered around our planet, astronomers have way to come together to work out issues that face their entire field of study. It's called the International Astronomical ...

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365 Days of Astronomy - Weekly Edition
Ep. 524: Judging Age&Origins, part 3 - Beyond Our System from 2019-04-01T19:44:01

We learned how to figure out the ages of objects in the Solar System, now we push out into the deeper Universe. What about stars, galaxies, and even the Universe itself? How old is it?

Th...

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365 Days of Astronomy - Weekly Edition
Ep. 523: Judging Age&Origins, Pt. 2 Across the Solar System from 2019-03-25T18:06:07

Today we push our aging curiosity out into the Solar System to ask that simple question: how old is it and how do we know? What techniques do astronomers use to age various objects and regions i...

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365 Days of Astronomy - Weekly Edition
Ep. 522: Judging Age&Origins, part 1 - Earth Rocks from 2019-03-18T21:58:52

People always want to know how old everything is. And more specifically, they want to know how we know how old everything is. Well, here at Astronomy Cast, it's our job to tell you now only what...

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365 Days of Astronomy - Weekly Edition
Bonus Episode: Dust with Dr. Paul Sutter from 2019-03-17T20:38:08

Recorded during the Astrotour to Costa Rica, Fraser talks to Dr. Paul Matt Sutter about the nature of dust and BICEP 2's claim of discovering primordial gravitational waves.

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365 Days of Astronomy - Weekly Edition
Ep. 521: The Deep Space Network from 2019-03-11T22:38:14

We always focus on the missions, but there's an important glue that holds the whole system together. The Deep Space Network. Today we're going to talk about how this system works and how it comm...

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365 Days of Astronomy - Weekly Edition
Ep. 519: Transients: What They Are and Why They Matter from 2019-02-25T05:01:25

Astronomers have found that sometimes the Universe changes. Things move, things explode, things get brighter or dimmer. In fact, knowing this has helped astronomers discover some very important ...

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365 Days of Astronomy - Weekly Edition
Ep. 518: When the Universe tried to Declare War from 2019-02-18T03:58:47

We always say the Universe is trying to kill us. But there was this one time, when the Universe used our own fear of nuclear attack against us, nearly setting off a global nuclear war. Nice try ...

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365 Days of Astronomy - Weekly Edition
Ep. 517: Fritz Zwicky and the Zwicky Transient Facility from 2019-02-11T20:18:42

One of the most influential astronomers in the 20th Century was Fritz Zwicky. He had his hand in the discovery of dark matter, gravitational lensing, supernovae and neutron stars. And he also wo...

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365 Days of Astronomy - Weekly Edition
Ep. 516: Polar Vortices from 2019-02-04T03:09

It's cold right now. Okay, fine, here on Vancouver Island, it's actually pretty warm. But for the rest of Canada and big parts of the US, it's terrifyingly cold. Colder than Mars or the North Po...

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365 Days of Astronomy - Weekly Edition
Ep. 515: Space Radiation from 2019-01-28T22:41:11

Space is a hostile environment in so many ways. But one of its worst features is the various kinds of radiation you can find. When astronauts go back beyond the protective environment of the Ear...

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365 Days of Astronomy - Weekly Edition
Ep. 514: Planetary Protection Protocols from 2019-01-21T03:25:38

As we send rovers and landers to other worlds, we have to think about the tiny microbial astronauts we're sending along with us. In fact, NASA is so concerned about infecting other worlds that i...

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365 Days of Astronomy - Weekly Edition
Ep. 513: Stellar Fusion from 2019-01-14T07:51:03

The Sun. It's a big ball of fire, right? Apparently not. In fact, what's going on inside of the Sun took us some time and knowledge of physics to finally figure out: stellar fusion. Let's talk a...

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365 Days of Astronomy - Weekly Edition
Ep. 512: Direct Imaging of Exoplanets from 2019-01-07T22:24:02

Finding planets is old news, we now know of thousands and thousands of the places. But the terrible irony is that we can only see a fraction of the planets out there using the traditional method...

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365 Days of Astronomy - Weekly Edition
Ep. 511: Predictions for 2019 from 2018-12-31T06:45:08

We did it, we made it through 2018 in space. Now let’s look forward to the incredible launches, discoveries and astronomical events happening in 2019.

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365 Days of Astronomy - Weekly Edition
Ep. 510: 2018 - Year in Review from 2018-12-23T23:33:23

2018 was an incredible year in space news. Rockets launched, landers landed, spacecraft were born and died. We learned tremendous new things about Universe around us, and today we're here to loo...

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365 Days of Astronomy - Weekly Edition
Ep. 509: Fiction to Fact: 3D Printers from 2018-12-10T21:23:45

The technology of 3D printing is taking off. From tiny home-based 3D printers to larger manufacturing. And of course, 3D printing is going to space with the International Space Station and beyon...

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365 Days of Astronomy - Weekly Edition
Ep. 508: 2018 Holiday Gift Guide from 2018-12-03T21:00

We did it, we made it to the end of another year. Once again it's time to wonder what gifts to get your beloved space nerds. We've got some suggestions. Some are brand new this year, others are ...

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365 Days of Astronomy - Weekly Edition
Ep. 507: From Fiction to Fact : Ion Drive from 2018-11-28T01:50:11

Ion engines are a mainstay of science fiction, featured in both Star Trek and Wars. But this is a very real technology, successfully used on several missions out there in the Solar System right ...

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365 Days of Astronomy - Weekly Edition
Ep. 506: It's not Aliens, Unless it's Aliens from 2018-11-18T21:14:54

Did you hear that astronomers from Harvard think that the interstellar asteroid Oumuamua was actually an alien solar sail? Is it aliens? Of course it's not aliens. But some day, it'll actually b...

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365 Days of Astronomy - Weekly Edition
Ep. 505: Seismology from 2018-11-12T19:10:41

We're always interested in the surface features of the planets and moons in the Solar System, but that's only skin deep. It turns out, these worlds have an interesting inner life too. Thanks to ...

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365 Days of Astronomy - Weekly Edition
Ep. 504: Radar, Lidar, and Sonar from 2018-11-05T13:47:03

To really study something, you want to reach out and touch it. But what can you do if you're separated by a huge distance? You reach out with electromagnetic or sound waves and watch how they bo...

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365 Days of Astronomy - Weekly Edition
Ep. 503: Gravity Mapping from 2018-10-29T18:02:52

The Earth looks like a perfect sphere, but down here on the surface we see that there are mountains, rivers, oceans, glaciers, all kinds of features with different densities and shapes. Scientis...

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365 Days of Astronomy - Weekly Edition
Ep. 502: No Touching: Determining Composition of Worlds Remotely from 2018-10-22T20:54:50

How do you know what something is made of if you can't reach out and touch it? How do we know what planets lights years away have in their atmosphere? What about the rocks all around Curiosity? ...

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365 Days of Astronomy - Weekly Edition
Ep. 501: Water Worlds Revisited from 2018-10-10T20:05:52

We're not learning that the vast majority of potentially habitable worlds out there are actually icy moons like Europa and Enceladus. Good news, there are hundreds, if not thousands of times mor...

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365 Days of Astronomy - Weekly Edition
Ep. 500: Live Celebration! from 2018-09-18T03:37:39

Welcome to episode 500 of Astronomy Cast. To celebrate this momentous occasion, we're going to look back 500 years into the past to see what we learned about the Universe. And then we're going t...

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365 Days of Astronomy - Weekly Edition
Ep. 499: What is the proposed Hubble-Lemaitre Law? from 2018-09-10T18:34:01

We started out Astronomy Cast with the controversal decision to de-planet Pluto. And here we are, more than a decade later, at the brink of recording our 500th episode when another big decision ...

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365 Days of Astronomy - Weekly Edition
Ep. 498: Dwarf Galaxy Update from 2018-07-01T22:31:55

The Milky Way has gobbled up dozens of dwarf galaxies and added them to its structure. Today we're going to look at the ongoing hunt for the wreckage of past mergers. And what we've discovered a...

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365 Days of Astronomy - Weekly Edition
Ep. 497: Update on Globular Clusters from 2018-06-25T17:06:27

Is it globular clusters or is it globeular clusters? It doesn't matter, they're awesome and we're here to update you on them.

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365 Days of Astronomy - Weekly Edition
Ep. 496: Update on Stellar Populations (I, II,&III) from 2018-06-18T16:57:22

Another update show, this time on the various generations of stars, let's get into it.

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365 Days of Astronomy - Weekly Edition
Ep. 495: Update on Asteroids&Prospects of Asteroid Mining from 2018-06-12T02:55

Our knowledge of space is starting to match up with our ability to get out there an explore it. There are several companies working on missions and techniques to harvest minerals from asteroids....

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365 Days of Astronomy - Weekly Edition
Ep. 494: Icy Moons Update 2018 from 2018-06-04T20:10:08

Thanks to Cassini and other spacecraft, we've learned a tremendous amount about the icy worlds in the Solar System, from Jupiter's Europa to Saturn's Enceladus, to Pluto's Charon. Geysers, food ...

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365 Days of Astronomy - Weekly Edition
Ep. 493: Mars Update 2018 from 2018-05-28T17:38:27

If there's one place we've learned more about in the last 10 years, it's Mars. Thanks to all those rovers, orbiters, landers which are flying overhead, crawling around the surface, and digging i...

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365 Days of Astronomy - Weekly Edition
Ep. 492: Comets, Asteroids and KBO’s from 2018-05-21T19:29:34

Another topic with plenty of updates. Since we started Astronomy Cast we’ve visited many smaller objects in the Solar System up close, from Ceres and Vesta to Pluto, not to mention a comet. What...

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365 Days of Astronomy - Weekly Edition
Ep 491: Exoplanet Update 2018 from 2018-05-14T17:47:19

Finally, a big update. Have there been news in the realm of exoplanets? More news that we can possibly cover. But we'll try our best.

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365 Days of Astronomy - Weekly Edition
Ep 489: Black Hole Update from 2018-04-30T18:47:36

Another update episode, this time we look at what’s new and changed in the research of black holes. And it’s here that we find a lot of substantial new discoveries in the field, so much has been...

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365 Days of Astronomy - Weekly Edition
Ep 488: Dark Energy: 2018 Edition from 2018-04-24T20:17:07

The updates continue. Last week we talked about dark matter, and this week we continue with its partner dark energy. Of course, they're not really partners, unless you consider mysteriousness to...

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365 Days of Astronomy - Weekly Edition
Ep 487: Dark Matter: 2018 Edition from 2018-04-16T17:59:34

Last week, we gave you an update in particle physics. This week it's time to see what's new in the world of dark matter. Spoiler alert, we still have no idea what it is, but maybe a few more ide...

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365 Days of Astronomy - Weekly Edition
Ep 486: Particle Physics Update from 2018-04-09T17:32:53

It's time for a news update. This time from the field of particle physics. It turns out there have been all kinds of new and interesting particles discovered by the Large Hadron Collider and oth...

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365 Days of Astronomy - Weekly Edition
Ep 485: Docking, Refueling, and Transferring from 2018-03-30T17:41:16

It's one thing to get to space. But once you've made it there, what do you want to do? You'll probably want to dock with another space ship, deliver cargo, refuel. Today we'll talk about how all...

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365 Days of Astronomy - Weekly Edition
Ep 483: Stopping in Space from 2018-03-19T18:34:24

It's one thing to get from Earth to space, but sometimes you want to do the opposite. You want to get into orbit or touch down gently on the surface of a planet and explore it. How do spacecraft...

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365 Days of Astronomy - Weekly Edition
Ep 482: Alternative Ways to Space from 2018-03-12T20:20:40

Getting to space is all about rockets, but people are trying to figure out other methods that could carry payloads to orbit and beyond. Railguns, airplanes, tethers and more. Today we’ll talk ab...

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365 Days of Astronomy - Weekly Edition
Ep 481: Rockets pt. 3 - Going Faster, Higher, Farther after Fairing Separation from 2018-03-05T19:24:36

We've seen rockets blast off from here on Earth. But that's only half the story. Rockets have additional stages to push them into trajectories, like transfer orbits and various orbital maneuvers...

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365 Days of Astronomy - Weekly Edition
Astronomy Cast Special: Q&A with Dr. Pamela Gay from 2018-03-05T19:20:08

Pamela will be on to answer your space and astronomy questions live, as Fraser enjoys auroras in Iceland this week!

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365 Days of Astronomy - Weekly Edition
Ep 480: Rockets pt. 2- Multi-stage Boosters from 2018-02-27T00:11:25

The vast majority of rockets are multi-staged affairs. Why is this? What makes this kind of rocket so successful? Today we look at the ins and outs of multi-stage rockets.

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365 Days of Astronomy - Weekly Edition
Ep. 479: Rockets pt. 1- What Does “Single Stage To Orbit” Really Mean? from 2018-02-20T19:33:42

To celebrate the launch of the Falcon Heavy, we figured it was time for an all new series, this time on the rockets that carry us to space. Today we're going to talk about why single stage to or...

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365 Days of Astronomy - Weekly Edition
Ep. 478: Apollo 8 with Paul Hildebrandt from 2018-02-13T05:07:12

On Christmas Day, 1968 Frank Borman, James Lovell and William Anders became the first human being to see the far side of the Moon. Their mission, of course, was Apollo 8, the first time human be...

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365 Days of Astronomy - Weekly Edition
Ep. 477: The State of Exploration: Return to the Moon from 2018-02-05T21:44:38

It's been decades since humans set foot on the Moon. Well, it's time to go back, in theory. Of course, we've heard this all before. What are the plans afoot to send humans back to the Moon thi...

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365 Days of Astronomy - Weekly Edition
Ep. 476: The Overview Effect from 2018-01-29T21:25:39

After they’ve been to space, many astronauts report that seeing the world from above has given them a totally new perspective on humanity and the state of our planet. It’s called the Overview Ef...

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365 Days of Astronomy - Weekly Edition
Ep. 475: Fast Radio Bursts from 2018-01-23T18:06

You know what’s fun? Mysteries. Here’s one: fast radio bursts. Astronomers have been detecting mysterious one-time signals from across the sky. What’s causing them? Nobody knows for sure, but th...

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365 Days of Astronomy - Weekly Edition
Ep. 474: Predictions for 2018 from 2018-01-15T17:17:38

Phew, 2018, time to press the reset button and enjoy a whole new year of space exploration and space science. What’s coming up this year? What should we expect to launch, and what will we see in...

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365 Days of Astronomy - Weekly Edition
Ep. 473: Remembering the Best Space Science of 2017 from 2018-01-08T19:37:36

2017 was a crazy year for, well, you know. But, it was a great year for space science, a kilonova, extrasolar planets, reusable rockets and more. Let's look back at the year that was and remembe...

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365 Days of Astronomy - Weekly Edition
Ep. 472: Best Modern Sci Fi for the Science Lover - Part 4: Bioscience from 2018-01-01T20:21:36


What happens when the future meets biology? Bioscience science fiction, of course. And that's our focus today as we continue our journey though science-based science fiction.

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365 Days of Astronomy - Weekly Edition
Ep. 471: Best Modern Sci Fi for the Science Lover - Part 3: Human Computer Relations from 2017-12-27T02:52:55

It's time to talk computers, and how we're going to be dealing with them in the future. In our next segment on modern sci-fi, we talk about the future of the human-computer interface.

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365 Days of Astronomy - Weekly Edition
Ep. 470: Best Modern Sci Fi for the Science Lover – Part 2: 3D Printing from 2017-12-19T16:34:22

Our journey through interesting science fiction, this time we talk about speculative fiction dealing with materials science, nanotechnology and 3D printing. It’s a staple in Star Trek, but what ...

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365 Days of Astronomy - Weekly Edition
Ep. 469: Best Modern Sci Fi for the Science Lover - Part 1 Space Exploration from 2017-12-11T18:40:24

We've always been fans of science fiction, but we really like our science. Today we'll talk about some books we've been reading recently that do a good job of dealing with the science in science...

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365 Days of Astronomy - Weekly Edition
Ep. 468: Simulations for Science and Fun from 2017-12-04T18:34:28

Astronomers depend on simulations to study the Universe. From relatively straightforward orbital simulations to vast simulations that try to recreate the large scale structure of the Universe fr...

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Ep. 467: Resonance from 2017-11-27T18:42:48

Many of the moons and planets across the Universe are in resonance with each other and their star. What causes this resonance, and how can it help us understand the history of planetary formatio...

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Ep. 466: Origins of Zero (0) from 2017-11-20T19:23:31

We depend on zero for our math to work right, but this number was actually invented in fairly recent times. Why do we need zero? Was it inevitable?

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365 Days of Astronomy - Weekly Edition
Ep. 465: Exploiting Interfering Light from 2017-11-10T19:36:33

Electromagnetic radiation, also known as "light" is pretty handy for astronomers. They can use it to directly and indirectly observe stars, nebula, planets and more. But as you probably know, li...

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365 Days of Astronomy - Weekly Edition
Ep. 464: Why the Hype over an Exorock? from 2017-11-06T18:31:35

Astronomers this week announced that they had discovered an asteroid or comet on a trajectory that brought it from outside the Solar System? Is this the first case of an object from deep space? ...

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Ep. 463: Pareidolia and the Moon from 2017-10-30T20:00:08

The man in the moon, the pyramids on Mars. Every cloud, ever. Humans have a tendency to pattern match when they're looking around the Universe - it's called pareidolia. What causes this behavior...

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365 Days of Astronomy - Weekly Edition
Ep. 462: Modeling the Weather from 2017-10-24T03:37:54

Have you noticed that weather forecasting has gotten much better in the last few years? Thanks to weather satellites, weather stations, and better forecasting techniques. How do scientists predi...

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365 Days of Astronomy - Weekly Edition
Ep. 461: Measuring the Weather with Satellites from 2017-10-16T16:47:49

What's the weather doing? Is it going to rain today? How much? What about temperatures? We depend on modern weather forecasting, thanks, in part to the vast network of weather satellites. What i...

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365 Days of Astronomy - Weekly Edition
Ep. 460: Earth from Afar: Remote Sensing from 2017-10-09T18:34:44

The space age has given us the ability to look at every corner of the globe in every wavelength. It's revolutionized our ability to predict the weather, keep track of environmental damage, and w...

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365 Days of Astronomy - Weekly Edition
Ep. 459: Arecibo Observatory from 2017-10-02T16:44:22

The iconic Arecibo Radio Observatory has been a mainstay in science and science fiction. This Puerto Rico-based radio telescope was already in an uncertain level of funding. But now with the dam...

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365 Days of Astronomy - Weekly Edition
Ep. 458: The Science of Cassini from 2017-09-25T18:08:45

And now Cassini’s gone. Smashed up in the atmosphere of Saturn. But planetary scientists are going to be picking through all those pictures and data for decades. Let’s look back at some of the s...

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365 Days of Astronomy - Weekly Edition
Ep. 457: Why Did Cassini Have To Die? In Memoriam from 2017-09-18T19:21:15

It's time to say goodbye to an old friend, NASA's Cassini spacecraft, which has been orbiting within the Saturnian system since 2004. But why does a seemingly healthy spacecraft and mission need...

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365 Days of Astronomy - Weekly Edition
Ep. 456: Pluto Revisited from 2017-09-11T16:25:22

This week, we return to our starting point, where Astronomy Cast began: Pluto. 11 years on, we have a whole new appreciate for the dwarf planet Pluto. We've visited it, probed it and taken pictu...

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365 Days of Astronomy - Weekly Edition
Ep. 455: Your Practical Guide to Colonizing the Milky Way! from 2017-08-29T03:23:56

This episode was recorded live in St. Louis, MO at the Astronomy Cast Solar Eclipse Escape 2017. Listen as we discuss how humans might be able to colonize the Milky Way!

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365 Days of Astronomy - Weekly Edition
Ep. 454: Things We're Looking Forward To from 2017-06-19T17:32:17

As we wrap up season 10 of Astronomy Cast, we look forward to all the instruments, missions and science results on the distant horizon. Think astronomy is exciting already? Just you wait.

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365 Days of Astronomy - Weekly Edition
Ep. 453: Favorite Things We've Done These 10 Years from 2017-06-11T19:56:19

10 years of Astronomy Cast... wow. It's been a long, fun journey. What are some of our favorite episodes and adventures over the decade we've been doing this show.

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365 Days of Astronomy - Weekly Edition
Ep. 452: Summer Observing Challenges from 2017-06-06T16:30:02

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365 Days of Astronomy - Weekly Edition
Ep. 451: When Can I Buy My Ticket To Space? from 2017-05-30T00:48:31

Like most of us, you probably want to know what it would be like to travel to space. Maybe not to live, but just to visit. You want to be a space tourist. Good news, there are a bunch of compani...

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365 Days of Astronomy - Weekly Edition
Astronomy Cast Ep. 450: Inflatable Habitats from 2017-05-23T00:19:07

In order to live in space, we'll need to live in a habitat that simulates the temperature, pressure and atmosphere of Earth. And one of the most interesting ideas for how to do this will be with...

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Astronomy Cast Ep. 449: Robots in Space! from 2017-05-08T15:26:04

When you think of a robot, you're probably imagining some kind of human-shaped machine. And until now, the robotic spacecraft we've sent out into space to help us explore the Solar System look n...

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Astronomy Cast Ep. 448: Prepping for the Eclipse from 2017-05-01T17:13:19

On Monday, August 21, 2017, there's going to be a total eclipse of the Sun, visible to path that goes right through the middle of the United States. You should be making plans to see this, and w...

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Ep. 447: Animals in Space Pt. 3: Dogs, Monkeys and More from 2017-04-24T19:51:20

For the final episode in our 3-part episode about animals in space, we look at the largest animals to go to orbit. And I'll just warn you now, this is going to be a really sad episode.

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365 Days of Astronomy - Weekly Edition
Ep. 446: Animals in Space Pt. 2: Mice and Other Small Animals from 2017-04-17T17:12:56

Last week we talked about how the smallest creatures behave in space, but now we move up in size a little to small animals, like mice. What missions have they flown on, and how does microgravity...

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365 Days of Astronomy - Weekly Edition
Ep. 444: Fractals from 2017-04-03T17:26:39

For this historic 444th episode of Astronomy Cast, we talk about fractals. Those amazing mathematical visualizations of recursive algorithms. What are they, how do you get them? Why are they imp...

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365 Days of Astronomy - Weekly Edition
Ep. 443: Destroy and Rebuild Pt. 7: Tsunamis from 2017-03-24T16:29:41

Surf's up! Today we're going to be talking about one of the most devastating natural disasters out there: tsunamis. We're talking huge waves that wreck the seashore. But it turns out, there many...

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365 Days of Astronomy - Weekly Edition
Ep. 442: Destroy and Rebuild Pt. 6: Magnetic Pole Reversal from 2017-03-07T20:31:10

If we look back into the geologic record of the Earth, it appears that our planet’s magnetic field flips polarity every few hundred thousand years or so. Why does this happen? When’s it supposed...

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365 Days of Astronomy - Weekly Edition
Astronomical Night Before Christmas, pt. 3, by Pamela Gay from 2011-12-28T14:57:44

Astronomical Night Before Christmas, pt. 3, by Pamela Gay

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365 Days of Astronomy - Weekly Edition
Week 154 (Dec 08 - Dec 14) from 2011-12-14T09:47:16

This week the shows include: Dec 08: A New Look at the Drake Equation by David Black; Dec 09: Mercury’s Volcanoes by Bob Hirshon, AAAS; Dec 10: Aryabhatta by Brains Matter; Dec 11: Europa's Ocea...

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365 Days of Astronomy - Weekly Edition
Week 153 (Dec 01 - Dec 07) from 2011-12-13T10:54:28

This week the shows include: Dec 01: Familiarity Breeds Apathy by Manoharan Karthigasu; Dec 02: Naming Stars by Walden School; Dec 03: The Yerkes Telescope and Observatory by Alan Agrawal; Dec 0...

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365 Days of Astronomy - Weekly Edition
Week 152 (Nov 24 - Nov 30) from 2011-11-30T20:58:37

This week the shows include: Nov 24: Mars Science Laboratory by Tony Rice; Nov 25: Encore: Seeing the Universe in a Whole New Light by Nicole Gugliucci; Nov 26: Black Holes: Everyone's favorite ...

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365 Days of Astronomy - Weekly Edition
Week 151 (Nov 17 - Nov 23) from 2011-11-29T21:51:12

This week the shows include: Nov 17: Solar Cycles by NOAO; Nov 18: Indigenous Australian Astronomy by Steve Nerlich; Nov 19: Under a Story Sky by David Ault; Nov 20: How Cold is the Moon? by The...

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365 Days of Astronomy - Weekly Edition
Week 150 (Nov 10 - Nov 16) from 2011-11-24T09:48:47

This week the shows include: Nov 10: Galaxy Hunting by Carolyn Collins Petersen; Nov 11: MESSENGER Overturns Origin of Mercury by Bob Hirshon, AAAS; Nov 12: Questions from Class 2R by Steve Nerl...

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365 Days of Astronomy - Weekly Edition
Week 149 (Nov 03 - Nov 09) from 2011-11-16T21:04

This week the shows include: Nov 03: ALMA: The building blocks of something great by Adam Avison; Nov 04: The Role of Spruce Pine Quartz in Astronomy by David Biddix; Nov 05: An Inside Look at t...

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365 Days of Astronomy - Weekly Edition
Week 148 (Oct 27 - Nov 02) from 2011-11-08T00:55:30

This week the shows include: Oct 27: Space Dust by Jackie Villadsen; Oct 28: Introduction to Astrophotography by Adam Pender; Oct 29: Bang! A Comic About How All Things Came To Be by Paul Caggeg...

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365 Days of Astronomy - Weekly Edition
Week 147 (Oct 20 - Oct 26) from 2011-11-03T09:45

This week the shows include: Oct 20: Plan for a Sustainable Lunar Base by The NASA Lunar Science Institute; Oct 21: Stargazing 101: Help Topics for Beginners by Julio Vannini; Oct 22: Encore: Ho...

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365 Days of Astronomy - Weekly Edition
Week 146 (Oct 13 - Oct 19) from 2011-10-23T22:05:42

This week the shows include: Oct 13: Dialogue Concerning the Two Chief Color Views of the Sun by George Cooper and Mike Edwards; Oct 14: Hollows on Mercury by Bob Hirshon, AAAS; Oct 15: Encore: ...

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365 Days of Astronomy - Weekly Edition
Week 145 (Oct 06 - Oct 12) from 2011-10-17T04:28:47

This week the shows include: Oct 06: Encore: Looking for a reason. Why Astronomy? by Richard Saunders; Oct 07: What's up in Planetary Exploration in October 2011 by Emily Lakdawalla; Oct 08: Mag...

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365 Days of Astronomy - Weekly Edition
Week 144 (Sep 29 - Oct 05) from 2011-10-07T08:32

This week the shows include: Sep 29: Science Fiction and Science Fact by Katie Peterson/Adler Planetarium; Sep 30: Observing With Webb in October 2011 by Rob Webb; Oct 01: Look for the Bunny Gir...

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365 Days of Astronomy - Weekly Edition
Week 143 (Sep 22 - Sep 28) from 2011-09-29T21:00

This week the shows include: Sep 22: Carnival of Space #215 -- the podcast by Steve Nerlich; Sep 23: A Star Party With A Noisy Astronomer – An Interview With Nicole Gugliucci by Kylie Sturgess; ...

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365 Days of Astronomy - Weekly Edition
Week 142 (Sep 15 - Sep 21) from 2011-09-25T09:39:51

This week the shows include: Sep 15: Encore: New World Ordered by Daniel Raffaele; Sep 16: Can Habitable Planets Be Found Orbiting White Dwarf Stars: Q & A with Eric Agol by Chris Lindsay; Sep 1...

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365 Days of Astronomy - Weekly Edition
Week 141 (Sep 08 - Sep 14) from 2011-09-16T08:18:38

This week the shows include: Sep 08: Astronomy Outreach by Steve Nerlich; Sep 09: Menu for Mars by Bob Hirshon, AAAS; Sep 10: Measure the Sun by Sandy Antunes; Sep 11: The Truth in Science and A...

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365 Days of Astronomy - Weekly Edition
Week 140 (Sep 01 - Sep 07) from 2011-09-08T09:32:50

This week the shows include: Sep 01: The Moon Does not Spin on its Axis by Steve Nerlich; Sep 02: The Dark Energy Survey Project: Q & A with David Gerdes by Chris Lindsay; Sep 03: Fobos-Grunt by...

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365 Days of Astronomy - Weekly Edition
Week 139 (Aug 25 - Aug 31) from 2011-08-31T17:52:54

This week the shows include: Aug 25: Henrietta Swan Leavitt by Steve Arnold; Aug 26: The Conditions Needed for the Inception by Life by Liminility; Aug 27: Wonders from Class, Pt. 3 by Diane Tur...

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365 Days of Astronomy - Weekly Edition
Week 138 (Aug 18 - Aug 24) from 2011-08-29T23:08:57

This week the shows include: Aug 18: Wonders from Class, Pt. 1 by Diane Turnshek; Aug 19: Wonders from Class, Part 2 by Diane Turnshek; Aug 20: David Kring: Making an Impact on Earth and the Moo...

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365 Days of Astronomy - Weekly Edition
Week 137 (Aug 11 - Aug 17) from 2011-08-29T22:27:15

This week the shows include: Aug 11: Apollo 11: Coming Home by Thomas Hofstätter and Leon Dumbroski; Aug 12: Orbiting Between the Fire and Frying Pan by Bob Hirshon, AAAS; Au...

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365 Days of Astronomy - Weekly Edition
Week 136 (Aug 04 - Aug 10) from 2011-08-29T21:53:46

This week the shows include: Aug 04: Juno, New Frontiers to Jupiter by Tony Rice; Aug 05: A Look at NASA's Future Through an Astronaut's Eyes by The NASA Lunar Science Institute; Aug 06: What is...

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365 Days of Astronomy - Weekly Edition
Week 135 (Jul 28 - Aug 03) from 2011-08-29T20:12:35

This week the shows include: Jul 28: Tumble Into Darkness by Jeff Wood; Jul 29: Encore: Location, Location, Location! by Sue Ann Heatherly, of NRAO; Jul 30: Webb, James Webb by Steve Nerlich; Ju...

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365 Days of Astronomy - Weekly Edition
Week 134 (Jul 21 - Jul 27) from 2011-08-09T19:18:20

This week the shows include: Jul 21: Apollo11: Part 2 - The Landing by Steve Nerlich; Jul 22: Auroras and the Solar Storm of 1859 by Liminality; Jul 23: The Sky Through Two Telescopes by George ...

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365 Days of Astronomy - Weekly Edition
Week 133 (Jul 14 - Jul 20) from 2011-08-09T19:09:51

This week the shows include: Jul 14: Iridium Flares by Kyle Kneisl; Jul 15: Discovery of Neptune's Thirteen Moons, Part 1 by Diane Turnshek; Jul 16: Apollo11: Part 1 - Getting There by Steve Ner...

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365 Days of Astronomy - Weekly Edition
Week 132 (Jul 07 - Jul 13) from 2011-08-08T21:47:19

This week the shows include: Jul 07: What's up in Planetary Exploration in July 2011 by Emily Lakdawalla; Jul 08: Prize Winning Planetary Research by Bob Hirshon, AAAS; Jul 09: Solar Cosmic Katr...

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365 Days of Astronomy - Weekly Edition
Week 131 (Jun 30 - Jul 06) from 2011-08-08T21:44:27

This week the shows include: Jun 30: The Dark Side by Steve Nerlich; Jul 01: The Making of Makemake by Brains Matter; Jul 02: Holst's Planets by Michael Vagg; Jul 03: Apollo 11 Preparations by T...

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365 Days of Astronomy - Weekly Edition
Week 130 (Jun 23 - Jun 29) from 2011-07-06T14:43:18

This week the shows include: Jun 23: How to see the Last Space Shuttle Launch by Daniel Elbert Herron; Jun 24: One Giant Leap For Mission Design by Bob Hirshon, AAAS; Jun 25: Astronomers are Peo...

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365 Days of Astronomy - Weekly Edition
Week 129 (Jun 16 - Jun 22) from 2011-06-27T21:30:13

This week the shows include: Jun 16: Space Travel or Health and Safety by Maurizo Moribito; Jun 17: The Data from the LSST by NOAO; Jun 18: Remembering the Spirit Rover with Scott Maxwell by Nan...

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365 Days of Astronomy - Weekly Edition
Week 128 (Jun 09 - Jun 15) from 2011-06-20T16:04:19

This week the shows include: Jun 09: June Observing List by Telescope Man; Jun 10: Encore: Learning about Seasons in a Planetarium by Chuck Dibbs; Jun 11: Why I Killed Pluto and Why It Had It Co...

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365 Days of Astronomy - Weekly Edition
Week 127 (Jun 02 - Jun 08) from 2011-06-08T22:44

This week the shows include: Jun 02: Has Saturn Swallowed His Children? by Michael Vagg; Jun 03: Herschel Space Observatory Science Update by Haley and Edward Gomez; Jun 04: Encore: What is Astr...

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365 Days of Astronomy - Weekly Edition
Week 126 (May 26 - Jun 01) from 2011-06-05T08:19:03

This week the shows include: May 26: Gravitational Waves by Rob Knop; May 27: Pan-STARRS1 by Niall Deacon; May 28: The Universe in your Phone by Pam Griffin; May 29: How to Build a Solar System ...

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365 Days of Astronomy - Weekly Edition
Week 125 (May 19 - May 25) from 2011-05-25T07:03:06

This week the shows include: May 19: Encore: Pulsars by Stuart Lowe; May 20: Big Bang Pt. 1 - One Crowded Second by Steve Nerlich; May 21: Big Bang Pt. 2 - When the Dust Settled by Steve Nerlich...

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365 Days of Astronomy - Weekly Edition
Week 124 (May 12 - May 18) from 2011-05-22T10:23:53

This week the shows include: May 12: How we Measure Distances to Stars and Galaxies by Damian Lima; May 13: Planetary Portraits and Spacescapes by Bob Hirshon, AAAS; May 14: Binoculars: A Low Co...

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365 Days of Astronomy - Weekly Edition
Week 123 (May 05 - May 11) from 2011-05-14T15:18:22

This week the shows include: May 05: Alan Shepard: Astronaut and Moonwalker by The NASA Lunar Science Institute; May 06: The Science of Sunshine by Robert Berthiaume; May 07: Belinda Nicholson -...

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365 Days of Astronomy - Weekly Edition
Week 122 (Apr 28 - May 04) from 2011-05-14T10:19:53

This week the shows include: Apr 28: A Thermal Tour of the Universe by L. Cate Kendal; Apr 29: The NASA Radio Jove Project by Steve Arnold; Apr 30: If You Are an Alien, Call Back Later by The Te...

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365 Days of Astronomy - Weekly Edition
Week 121 (Apr 21 - Apr 27) from 2011-05-04T20:03:59

This week the shows include: Apr 21: The Trans-en-Provence UFO Case by Michel Abrassart; Apr 22: Seeing With the Lens of Gravity by Matthew Francis; Apr 23: Encore: John Glenn’s Fireflies and th...

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365 Days of Astronomy - Weekly Edition
Week 120 (Apr 14 - Apr 20) from 2011-05-02T10:43:05

This week the shows include: Apr 14: Central Florida for the Space Buff by Tony Rice; Apr 15: Our Sun by Brittani Taylor and Timothy Reilly; Apr 16: Aesthetics & Astronomy by Chandra X-Ray Obser...

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365 Days of Astronomy - Weekly Edition
Week 119 (Apr 07 - Apr 13) from 2011-04-25T02:26:37

This week the shows include: Apr 07: Unmanned Space Exploration in 2011, Pt. 2 by Emily Lakdawalla; Apr 08: The Venera Missions by Steve Nerlich; Apr 09: The Lion and The Ghosts by Ben Lillie; A...

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365 Days of Astronomy - Weekly Edition
Week 118 (Mar 31 - Apr 06) from 2011-04-13T07:34:58

This week the shows include: Mar 31: The life of Stars – A View of Orion by L. Cate Kendal; Apr 01: The Great Moon Hoax by Rob Knop; Apr 02: Exploring the Solar System: Mars by Thomas Hofstätter...

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365 Days of Astronomy - Weekly Edition
Week 117 (Mar 24 - Mar 30) from 2011-04-13T07:02:16

This week the shows include: Mar 24: Project Icarus: Aiming for the Stars by Maurizo Moribito; Mar 25: Lunar Origins and Evolution with CLOE by The NASA Lunar Science Institute; Mar 26: Encore: ...

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365 Days of Astronomy - Weekly Edition
Week 116 (Mar 17 - Mar 23) from 2011-03-30T21:57:59

This week the shows include: Mar 17: The New Mosaic Imager at Kitt Peak by National Optical Astronomy Observatory; Mar 18: Sun-Earth Day 2011: Ancient Mysteries - Future Discoveries by Troy Clin...

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365 Days of Astronomy - Weekly Edition
Week 115 (Mar 10 - Mar 16) from 2011-03-21T08:57:12

This week the shows include: Mar 10: Continuing Astronomy, pt. 2 by Stephen Uitti; Mar 11: MESSENGER Meets Mercury by Bob Hirshon, AAAS; Mar 12: Sunrise In Greenland by Rob Sparks; Mar 13: Space...

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365 Days of Astronomy - Weekly Edition
Week 114 (Mar 03 - Mar 09) from 2011-03-13T22:24:23

This week the shows include: Mar 03: Meteorites in Antarctica by Brains Matter; Mar 04: The Origin of the Oceans by Steve Nerlich; Mar 05: The Lunar Laser Ranging Retro-Reflector: Over 40 Years ...

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365 Days of Astronomy - Weekly Edition
Week 113 (Feb 24 - Mar 02) from 2011-03-03T01:25:39

This week the shows include: Feb 24: A Journey to the Centre of the Sun by L. Cate Kendal; Feb 25: Exploring the Solar System: Mercury by Thomas Hofsttter; Feb 26: Sneak Peek of the Springtime S...

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365 Days of Astronomy - Weekly Edition
Week 112 (Feb 17 - Feb 23) from 2011-02-27T12:03:18

This week the shows include: Feb 17: Buckyballs in Space! by NOAO; Feb 18: Finding Exoplanets, Pt. 4 by Thomas Hofstätter; Feb 19: ARES: sleep, stress and space on the way to Mars by Maurizo M...

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365 Days of Astronomy - Weekly Edition
Week 111 (Feb 10 - Feb 16) from 2011-02-17T08:13:10

This week the shows include: Feb 10: Observing Galaxies from Radio Waves to Gamma-rays by Melanie Gendre; Feb 11: Super Sun Day by Bob Hirshon, AAAS; Feb 12: Studying Extremophiles on Earth to U...

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365 Days of Astronomy - Weekly Edition
Week 110 (Feb 03 - Feb 09) from 2011-02-14T10:14:35

This week the shows include: Feb 03: Backyard Astronomy in Leo by Martin Fanning; Feb 04: Junk Telescopes by Stephen Uitti; Feb 05: Drive a Rover with Exploration Uplink! by The NASA Lunar Scien...

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365 Days of Astronomy - Weekly Edition
Week 109 (Jan 27 - Feb 02) from 2011-02-03T23:38:10

This week the shows include: Jan 27: Astroimaging Under Light-Polluted Skies by Robert J. Vanderbei; Jan 28: StardustNeXT's Valentine's Day Date by Jane Platt from JPL; Jan 29: Light from Distan...

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365 Days of Astronomy - Weekly Edition
Week 108 (Jan 20 - Jan 26) from 2011-01-29T13:22:45

This week the shows include: Jan 20: The Legacy of Apollo, with Andrew Chaikin by The NASA Lunar Science Institute; Jan 21: Finding Exoplanets, Pt. 2 by Thomas Hofsttter; Jan 22: Telescope Eyepi...

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365 Days of Astronomy - Weekly Edition
Week 107 (Jan 13 - Jan 19) from 2011-01-24T00:06:52

This week the shows include: Jan 13: Encore: The End of the Universe in 10 Minutes by AstronomyCast; Jan 14: Celebrate Your Favorite Solar System by Bob Hirshon, AAAS; Jan 15: 2012: The End of t...

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365 Days of Astronomy - Weekly Edition
Week 106 (Jan 06 - Jan 12) from 2011-01-15T01:03:13

This week the shows include: Jan 06: Shooting Stars Are Not Stars by Rob Berthiaume; Jan 07: Finding Exoplanets, Part 1 by Thomas Hofstätter; Jan 08: Untangling the Entanglement by Steve Nerlich...

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365 Days of Astronomy - Weekly Edition
Week 105 (Dec 30 - Jan 05) from 2011-01-08T04:02:54

This week the shows include: Dec 30: Earth-like Planet Hunters by The Tecnocasters; Dec 31: So You Got a Telescope? Part 1 by Jeff Gortatowsky; Jan 01: Welcome to 2011! by The 365 Days of Astron...

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365 Days of Astronomy - Weekly Edition
Week 104 (Dec 23 - Dec 29) from 2010-12-29T16:00:52

This week the shows include: Dec 23: Basic Spectroscopy for Amateurs, Pt. 2 by Mark DeVito and Tom Field; Dec 24: The Color of Stars by Rob Knop; Dec 25: Why Winter is So Cold by Rob Berthiaume;...

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365 Days of Astronomy - Weekly Edition
Week 103 (Dec 16 - Dec 22) from 2010-12-25T02:01:40

This week the shows include: Dec 16: Celebrating the Light off Solstice by Judith Young; Dec 17: Planetary Science at AGU 2010 Conference by Bob Hirshon, AAAS; Dec 18: Is There Cosmological Evid...

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365 Days of Astronomy - Weekly Edition
Week 102 (Dec 09 - Dec 15) from 2010-12-17T02:04:28

This week the shows include: Dec 09: Titan and the Saturnian System by Brains Matter; Dec 10: The Perils of Science News! by Sandy Antunes; Dec 11: The Mother of Love Imitates Cynthia’s Shapes b...

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365 Days of Astronomy - Weekly Edition
Week 101 (Dec 02 - Dec 08) from 2010-12-10T01:49:48

This week the shows include: Dec 02: 21st Century Thinking by Steve Nerlich; Dec 03: This Day In Astronomy History, Shatner Style by Arkle; Dec 04: The High End World of Reflector Telescope Opti...

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365 Days of Astronomy - Weekly Edition
Week 100 (Nov 25 - Dec 01) from 2010-12-04T00:31:13

This week the shows include: Nov 25: Showing the Family Around the Night Sky by Jeff Gortatowsky; Nov 26: The Space Shuttle Enterprise by Steve Nerlich; Nov 27: The Fight Against Light Pollution...

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365 Days of Astronomy - Weekly Edition
Week 99 (Nov 18 - Nov 24) from 2010-11-26T08:17:43

This week the shows include: Nov 18: Are There Alternative Universes? by Stuart Clark; Nov 19: Gifts from the Sky by Sandy Antunes; Nov 20: Under a Dark Sky by David Ault; Nov 21: Astronomical P...

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365 Days of Astronomy - Weekly Edition
Week 98 (Nov 11 - Nov 17) from 2010-11-17T10:43:38

This week the shows include: Nov 11: Too Much Light! by Carolyn Collins Petersen; Nov 12: Mercury is for Art Lovers by Bob Hirshon, AAAS; Nov 13: Harry Potter and the Night Sky by Bev Levene; No...

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365 Days of Astronomy - Weekly Edition
Week 97 (Nov 04 - Nov 10) from 2010-11-12T09:55:47

This week the shows include: Nov 04: A Tour of GOODS by Chandra X-Ray Observatory; Nov 05: Alpha-Omega presentation at Dragon*Con 2010 by Richard Drumm; Nov 06: The Mauna Kea Observatories by Th...

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365 Days of Astronomy - Weekly Edition
Week 96 (Oct 28 - Nov 03) from 2010-11-07T18:32:46

This week the shows include: Oct 28: Cassini?s Amazing Voyage to Saturn, it's Moons, and it's Rings by Andy Poniros; Oct 29: A Primer on High End Refractor Telescope Optics, Pt. 3 by Edgardo Mol...

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365 Days of Astronomy - Weekly Edition
Week 95 (Oct 21 - Oct 27) from 2010-10-27T17:36

This week the shows include: Oct 21: Connecting to Big by Ben Lillie; Oct 22: SETI Then and Now by Sue Ann Heatherly, of NRAO; Oct 23: Encore Edition: What if the Moon did not Exist? by Patrick ...

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365 Days of Astronomy - Weekly Edition
Week 94 (Oct 14 - Oct 20) from 2010-10-20T20:58:54

This week the shows include: Oct 14: The Outer Limits by Steve Nerlich; Oct 15: Plutonomicon by Sandy Antunes; Oct 16: How the Sun Affects Us by Thomas Hofstäter; Oct 17: Can the Laws of Physics...

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365 Days of Astronomy - Weekly Edition
Week 93 (Oct 07 - Oct 13) from 2010-10-13T23:09:03

This week the shows include: Oct 07: Visualizing Epsilon Aurigae with Ryan Wyatt by Slacker Astronomy; Oct 08: Student Experiments Riding Aboard Shuttle by Bob Hirshon, AAAS; Oct 09: A Primer on...

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365 Days of Astronomy - Weekly Edition
Week 92 (Sep 30 - Oct 06) from 2010-10-06T12:22:34

This week the shows include: Sep 30: Big Impact? by The Tecnocasters; Oct 01: The Gregorian Calendar by Zachary Kessin & Julia Smith; Oct 02: Downsizing the Universe! by Patrick McQuillan; Oct 0...

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365 Days of Astronomy - Weekly Edition
Week 91 (Sep 23 - Sep 29) from 2010-09-30T15:39:57

This week the shows include: Sep 23: Howling at the Moon by Richard Wright; Sep 24: A GPS System for Cosmic Images by Chandra X-Ray Observatory; Sep 25: A Closer Look at Galaxy Clusters by Thoma...

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365 Days of Astronomy - Weekly Edition
Week 90 (Sep 16 - Sep 22) from 2010-09-22T22:38:49

This week the shows include: Sep 16: Is There Life on Mars? by Stuart Clark; Sep 17: Desert RATS: Humans and Robots Working Together by The NASA Lunar Science Institute; Sep 18: The Secrets of S...

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365 Days of Astronomy - Weekly Edition
Week 89 (Sep 09 - Sep 15) from 2010-09-17T08:20:29

This week the shows include: Sep 09: Astronomy Club by Ben Lillie; Sep 10: Googling The Solar System by Bob Hirshon, AAAS; Sep 11: Amateur Astrophotography For Beginners by Richard Drumm; Sep 12...

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365 Days of Astronomy - Weekly Edition
Week 88 (Sep 02 - Sep 08) from 2010-09-09T14:23:08

This week the shows include: Sep 02: Exótico Cielo Profundo: By the border of Vulpecula-Sagitta by Julieta De Simone Shecre; Sep 03: Joining forces and collaboration: FEDAM by Edgardo Molina; Se...

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365 Days of Astronomy - Weekly Edition
Week 87 (Aug 26 - Sep 01) from 2010-09-01T14:40:46

This week the shows include: Aug 26: The search for extraterrestrial life ? vox pops by Marc West; Aug 27: Fom Galileo to Pluto's Demotion- two good reads for the end of summer by Sue Ann Heathe...

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365 Days of Astronomy - Weekly Edition
Week 86 (Aug 19 - Aug 25) from 2010-08-25T08:34:09

This week the shows include: Aug 19: Spacecraft Navigation by Steve Nerlich; Aug 20: Music on a Planetary Scale by Sandy Antunes; Aug 21: Astrophysics from the Moon by The NASA Lunar Science Ins...

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365 Days of Astronomy - Weekly Edition
Week 85 (Aug 12 - Aug 18) from 2010-08-21T20:59:13

This week the shows include: Aug 12: Kepler Keeps on Giving by Ball Aerospace; Aug 13: Bringing Children to Mercury by Bob Hirshon, AAAS; Aug 14: Amazing Water! by Todd Gonzales; Aug 15: Mars in...

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365 Days of Astronomy - Weekly Edition
Week 84 (Aug 05 - Aug 11) from 2010-08-11T10:32

This week the shows include: Aug 05: The Soul of Astronomy by Brendan Casey ; Aug 06: Expanding Horizons by Bill Hudson of 2012 Hoax ; Aug 07: Aurora and Solar Coronal Mass Ejections by Slacker ...

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365 Days of Astronomy - Weekly Edition
Week 83 (Jul 29 - Aug 04) from 2010-08-06T08:00:25

This week the shows include: Jul 29: Astronomy and iPad by Tecnocasters by The Tecnocasters; Jul 30: A Brief Introduction to Galaxy Dynamics by Edgardo Molina; Jul 31: Space Medicine by Mick Vag...

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365 Days of Astronomy - Weekly Edition
Week 82 (Jul 22 - Jul 28) from 2010-07-28T16:39:04

This week the shows include: Jul 22: On Being a Black Hole by Steve Nerlich, with Graham Nerlich; Jul 23: Interesting Moons of our Solar System by Bollix!; Jul 24: A Gargantuan Infrared Telescop...

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365 Days of Astronomy - Weekly Edition
Week 81 (Jul 15 - Jul 21) from 2010-07-23T09:43:03

This week the shows include: Jul 15: Black Holes & more Megamasers! by Richard Drumm; Jul 16: Your Head is Jupiter by Sandy Antunes; Jul 17: What Were the First Celestial Objects by Stuart Clark...

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365 Days of Astronomy - Weekly Edition
Week 80 (Jul 08 - Jul 14) from 2010-07-14T20:09:42

This week the shows include: Jul 08: Eta Carinae and Supernova Imposters by Slacker Astronomy; Jul 09: A Champion at Keeping Cool by Bob Hirshon, AAAS; Jul 10: Total Solar Eclipse in Easter Isla...

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365 Days of Astronomy - Weekly Edition
Week 79 (Jul 01 - Jul 07) from 2010-07-09T08:50:50

This week the shows include: Jul 01: Tachyons by Craig Robertson; Jul 02: How to Enjoy a Meteor Shower by AstronomyCast; Jul 03: The Legacy of Paris Pismis by Edgardo Molina; Jul 04: Astronomy i...

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365 Days of Astronomy - Weekly Edition
Week 78 (Jun 24 - Jun 30) from 2010-06-30T10:48:36

This week the shows include: Jun 24: Observing Between the Ground and Orbit by Rob Berthiaume; Jun 25: Mysterious Magnetar XTE J1810-197 by Sue Ann Heatherly, of NRAO; Jun 26: Dark Matter: Not Like...

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365 Days of Astronomy - Weekly Edition
Week 77 (Jun 17 - Jun 23) from 2010-06-24T14:30:02

This week the shows include: Jun 17: How Did the Universe Form? by Stuart Clark; Jun 18: A Spaceport of Her Own by Dr. Alex (Sandy) Antunes; Jun 19: Second Place Vesta by Brains Matter; Jun 20: The...

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365 Days of Astronomy - Weekly Edition
Week 76 (Jun 10 - Jun 16) from 2010-06-17T13:54

This week the shows include: Jun 10: Hayabusa by Steve Nerlich; Jun 11: Spirit Won?t Give Up The Ghost by Bob Hirshon, AAAS; Jun 12: The Great Millimeter Telescope at Sierra Negra in Mexico by Edga...

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365 Days of Astronomy - Weekly Edition
Week 75 (Jun 03 - Jun 09) from 2010-06-11T23:58

This week the shows include: Jun 03: Mysterious Moon Rocks by The NASA Lunar Science Institute; Jun 04: Starrytelling at Alice Deal Middle School by Giraffe 'n Ant Productions; Jun 05: The Unknown ...

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365 Days of Astronomy - Weekly Edition
Week 74 (May 27 - Jun 02) from 2010-06-04T18:50:58

This week the shows include: May 27: Famous Physicians in Astronomy by Mick Vagg; May 28: Watch This Space by Steve Nerlich; May 29: What's In a Name? The Story of Parsecs by Olaf Davis; May 30: As...

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365 Days of Astronomy - Weekly Edition
Week 73 (May 20 - May 26) from 2010-05-26T08:39:42

This week the shows include: May 20: Going Hollywood by Sandy Antunes; May 21: Common Questions and Answers by RapidEye; May 22: Carl Sagan by Craig Robertson; May 23: Were the fundamental constant...

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365 Days of Astronomy - Weekly Edition
Week 72 (May 13 - May 19) from 2010-05-20T11:30:35

This week the shows include: May 13: The Square Kilometre Array by the SKA Outreach Team; May 14: Next Generation Space Materials by Bob Hirshon, AAAS; May 15: Griffith Birthday by Carolyn Collins ...

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365 Days of Astronomy - Weekly Edition
Week 71 (May 06 - May 12) from 2010-05-13T16:18:30

This week the shows include: May 06: Warp Drive Part 2 by Renata and Damian Handzy; May 07: Citizen Sky by Slacker Astronomy; May 08: How Lunar Cycles Affect Wildlife by Wild Ideas; May 09: Up Clos...

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365 Days of Astronomy - Weekly Edition
Week 70 (Apr 29 - May 05) from 2010-05-08T14:47:58

This week the shows include: Apr 29: Water on the Moon! by The NASA Lunar Science Institute; Apr 30: Astrotips by The Tecnocasters; May 01: Noche de las Estrellas, Mexico's Nationwide Star Party by...

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365 Days of Astronomy - Weekly Edition
Week 69 (Apr 22 - Apr 28) from 2010-04-28T22:13:52

This week the shows include: Apr 22: A Space Journalist's Big Adventure by Col Maybury; Apr 23: Location, Location, Location! by Sue Ann Heatherly, of NRAO; Apr 24: Ophiuchus- the 13th Sign of the ...

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365 Days of Astronomy - Weekly Edition
Week 68 (Apr 15 - Apr 21) from 2010-04-24T10:07:35

This week the shows include: Apr 15: Creativity and Astronomy by Tatiana Ouvarova; Apr 16: Building Your Career in Astronomy by AstronomyCast; Apr 17: Was Einstein Right? by Stuart Clark; Apr 18: U...

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365 Days of Astronomy - Weekly Edition
Week 67 (Apr 08 - Apr 14) from 2010-04-16T18:51:29

This week the shows include: Apr 08: Making the VASIMR Engine by Sawyer Rosenstein and Montserrat Cordero; Apr 09: NASA’s Basement Tapes by Bob Hirshon, AAAS; Apr 10: Introduction to Practical Astr...

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365 Days of Astronomy - Weekly Edition
Week 66 (Apr 01 - Apr 07) from 2010-04-10T00:24:20

This week the shows include: Apr 01: BREAKING NEWS! Pluto Regains Planet Status! by Patrick McQuillan; Apr 02: Richard Emmons by Brian Gray; Apr 03: Interview with Robert Naeye of Sky & Telescope, ...

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365 Days of Astronomy - Weekly Edition
Week 65 (Mar 25 - Mar 31) from 2010-04-01T00:17:54

This week the shows include: Mar 25: The Mirrors that Make James Webb by Roz Brown/Ball Aerospace; Mar 26: Whence Supernovae by Rob Knop; Mar 27: A Scale Model of the Universe by Rob Wolfram; Mar 2...

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365 Days of Astronomy - Weekly Edition
Week 64 (Mar 18 - Mar 24) from 2010-03-24T00:30

This week the shows include: Mar 18: Father and Son at the Eyepiece by Edward Gomez; Mar 19: Why Go to the Zoo? by Dr. Alex (Sandy) Antunes; Mar 20: The March Equinox: International Unity Day by Ju...

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365 Days of Astronomy - Weekly Edition
Week 63 (Mar 11 - Mar 17) from 2010-03-20T16:05:18

This week the shows include: Mar 11: Go on a Spacewalk with Astronaut Chris Hadfield by Nancy Atkinson; Mar 12: The Hunt for Vulcanoids by Bob Hirshon, AAAS; Mar 13: I "Heart" Hartley 2! by Elizabe...

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365 Days of Astronomy - Weekly Edition
Week 62 (Mar 04 - Mar 10) from 2010-03-14T09:44:36

This week the shows include: Mar 04: Dinosaurs and Asteroids by Damian and Sofia Handzy; Mar 05: A Conversation with George Diller of NASA TV by Nancy Atkinson; Mar 06: What to do in case of a tota...

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365 Days of Astronomy - Weekly Edition
Week 61 (Feb 25 - Mar 03) from 2010-03-05T22:23:25

This week the shows include: Feb 25: Where's the Best Place for the Biggest Telescopes? by Robert Berthiaume; Feb 26: Playing Hide and Seek with a Binary Pulsar by Sue Ann Heatherly, of NRAO; Feb 2...

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365 Days of Astronomy - Weekly Edition
Week 60 (Feb 18 - Feb 24) from 2010-02-25T15:25:14

The 7 days of 365 Days of Astronomy for week 60. This week the shows include:  Feb 18: The Discovery of Pluto by Ted Haulley; Feb 19: 4 Astronomers on Why They Do It by Sandy Antunes; Feb 20: Mars ...

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365 Days of Astronomy - Weekly Edition
Week 59 (Feb 11 - Feb 17) from 2010-02-18T09:34:22

This week the shows include: Feb 11: Nature's Most Precise Clocks May Make 'Galactic GPS' Possible by Kevin John and Paul Ray; Feb 12: 41st Lunar and Planetary Science Conference Preview by Bob Hir...

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365 Days of Astronomy - Weekly Edition
Week 58 (Feb 04 - Feb 10) from 2010-02-11T20:10:40

This week the shows include: Feb 04: Spectroscopy 101 by Richard Drumm; Feb 05: Getting Started in Astronomy: Then and Now by David Chapman and Andrew Misner; Feb 06: Expanding an Already Very Larg...

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365 Days of Astronomy - Weekly Edition
Week 57 (Jan 28 - Feb 03) from 2010-02-04T07:53:18

This week the shows include: Jan 28: A Series of Spectacular Events by Colm Ryan; Jan 29: The Dreamtime Meteor Crater by Steve Nerlich, with Duane Hamacher; Jan 30: The Universe in 10 Minutes by Th...

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365 Days of Astronomy - Weekly Edition
Week 56 (Jan 21 - Jan 27) from 2010-01-28T21:53:16

This week the shows include:  Jan 21 Ilgarijiri: Aboriginal Art Meets Modern Astronomy by Megan Argo; Jan 22 Black Holes and the Formation of Galaxies by Rob Knop; Jan 23 A Brief Biography of Georg...

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365 Days of Astronomy - Weekly Edition
Week 55 (Jan 14 - Jan 20) from 2010-01-22T18:46:46

This week the shows include: Jan 14 You Can Do Astronomy by Carolyn Collins Petersen; Jan 15 Go Higher or Go to Antarctica by Alex (Sandy) Antunes; Jan 16 Sidewalk Astronomy by Daniel Elbert Herron...

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365 Days of Astronomy - Weekly Edition
Week 54 (Jan 07 - Jan 13) from 2010-01-15T00:02:49

The 7 days of 365 Days of Astronomy for week 54. This week the shows include:

  • Jan 07: Are You Sure Those are Moons by Jove? by Mark Thompson.
  • Jan 08: Lakes on Mars by Bob Hirsh...

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365 Days of Astronomy - Weekly Edition
Week 53 (Dec 31 - Jan 06) from 2010-01-07T20:09

The 7 days of 365 Days of Astronomy for week 53. This week the shows include:

  • Dec 31: The IYA New Media Working Group Bids 2009 Adieu! by IYA New Media Working Group.
  • Jan 01: O...

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365 Days of Astronomy - Weekly Edition
Week 52 (Dec 24 - Dec 30) from 2010-01-01T15:19:48

The 7 days of 365 Days of Astronomy for week 52 2009. This week the shows include:

  • Dec 24: Dancing in the Dark: Deities, Celebrations, and the Bottom of the Year by Diane Duane.
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365 Days of Astronomy - Weekly Edition
Week 51 (Dec 17 - Dec 23) from 2009-12-29T14:34:19

The 7 days of 365 Days of Astronomy for week 51 2009. This week the shows include:

  • Dec 17: An Interview with Johannes Kepler by John McFarland and Thomas Covington.
  • Dec 18: Gal...

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365 Days of Astronomy - Weekly Edition
Week 50 (Dec 10 - Dec 16) from 2009-12-19T14:30

The 7 days of 365 Days of Astronomy for week 50 2009. This week the shows include:

  • Dec 10: Blue Star Blues by Mel Blake, Ashley Wills and Cara Depew.
  • Dec 11: Returning to the M...

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365 Days of Astronomy - Weekly Edition
Week 49 (Dec 03 - Dec 09) from 2009-12-12T18:52:35

The 7 days of 365 Days of Astronomy for week 49 2009. This week the shows include:

  • Dec 03: When the Universe Was Young by Richard B. Drumm.
  • Dec 04: The WISE Mission by Ball Aer...

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365 Days of Astronomy - Weekly Edition
Week 48 (Nov 26 - Dec 02) from 2009-12-02T17:00

The 7 days of 365 Days of Astronomy for week 48 2009. This week the shows include:

  • Nov 26: The LSST & You – a New Way to Observe! by Suzanne Jacoby and assorted LSST Project Members. Listen
365 Days of Astronomy - Weekly Edition
Week 47 (Nov 19 - Nov 25) from 2009-11-27T08:46:41

The 7 days of 365 Days of Astronomy for week 47 2009. This week the shows include:

  • Nov 19: A Ceremony Celebrating Dark Skies by Scott Kardel.
  • Nov 20: MUSTANG Gallops Towards Cl...

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365 Days of Astronomy - Weekly Edition
Week 46 (Nov 12 - Nov 18) from 2009-11-19T18:24:33

The 7 days of 365 Days of Astronomy for week 46 2009. This week the shows include:

  • Nov 12: Cassini/Huygens: Rewriting the Textbook on Saturn by Kevin Grazier.
  • Nov 13: Thrilling...

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365 Days of Astronomy - Weekly Edition
Week 45 (Nov 05 - Nov 11) from 2009-11-13T00:41

The 7 days of 365 Days of Astronomy for week 45 2009. This week the shows include:

  • Nov 05: Earth and Sky: Together at Last! Pt. 2 by Alan Perkins.
  • Nov 06: SOFIA – Flight Tests ...

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365 Days of Astronomy - Weekly Edition
Week 44 (Oct 29 - Nov 04) from 2009-11-06T16:41

The 7 days of 365 Days of Astronomy for week 44 2009. This week the shows include:

  • Oct 29: The Deep Space Network by Steve Nerlich.
  • Oct 30: Sky and Earth: Together at Last! Pt....

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365 Days of Astronomy - Weekly Edition
Week 43 (Oct 22 - Oct 28) from 2009-10-30T19:11:15

The 7 days of 365 Days of Astronomy for week 43 2009. This week the shows include:

  • Oct 22: The Armchair Universe by Carolyn Collins Petersen.
  • Oct 23: A History of Modern Astron...

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365 Days of Astronomy - Weekly Edition
Week 42 (Oct 15 - Oct 21) from 2009-10-22T15:04:36

The 7 days of 365 Days of Astronomy for week 42 2009. This week the shows include:

  • Oct 15: The Jewish Calendar, or "When is Passover this Year Anyway?" by Zachary Kessin and Rabbi Hille...

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365 Days of Astronomy - Weekly Edition
Week 41 (Oct 08 - Oct 14) from 2009-10-15T07:36:56

The 7 days of 365 Days of Astronomy for week 41 2009. This week the shows include:

  • Oct 08: Learning About Seasons in a Planetarium by Chuck Dibbs and Virginia Beach City Public Schools. ...

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365 Days of Astronomy - Weekly Edition
Week 40 (Oct 01 - Oct 07) from 2009-10-07T15:58:41

The 7 days of 365 Days of Astronomy for week 40 2009. This week the shows include:

  • Oct 01: My Favorite Things? Getting Astronomy on Your Children’s Favorites List by Patrick McQuillan w...

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365 Days of Astronomy - Weekly Edition
Week 39 (Sep 24 - Sep 30) from 2009-10-01T11:22:24

The 7 days of 365 Days of Astronomy for week 39 2009. This week the shows include:

  • Sep 24: Faces of the Moon by Bob Crelin.
  • Sep 25: Modern Telescopes and Observation Techniques...

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365 Days of Astronomy - Weekly Edition
Week 38 (Sep 17 - Sep 23) from 2009-09-23T07:02:47

The 7 days of 365 Days of Astronomy for week 38 2009. This week the shows include:

  • Sep 17: Top Ten Telescope Mistakes for Beginners by Robin Scagell.
  • Sep 18: Pulsar Search Colla...

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365 Days of Astronomy - Weekly Edition
Week 37 (Sep 10 - Sep 16) from 2009-09-16T19:32:30

The 7 days of 365 Days of Astronomy for week 37 2009. This week the shows include:

  • Sep 10: Singing the Ultraviolet Blues by Carolyn Collins Petersen.
  • Sep 11: Pluto, Stand Th...

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365 Days of Astronomy - Weekly Edition
Week 36 (Sep 03 - Sep 09) from 2009-09-09T17:00:05

The 7 days of 365 Days of Astronomy for week 36 2009. This week the shows include:

  • Sep 03: Gravitational Lensing by SkyLK.
  • Sep 04: Saturn's Rings Do a Disappearing Trick by Emil...

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365 Days of Astronomy - Weekly Edition
Week 35 (Aug 27 - Sep 02) from 2009-09-07T06:20:56

The 7 days of 365 Days of Astronomy for week 35 2009. This week the shows include:

  • Aug 27: Need a Unique Birthday Gift? “Buy” a Birthday Star by Patrick and Ryan McQuillan.
  • Aug ...

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365 Days of Astronomy - Weekly Edition
Week 34 (Aug 20 - Aug 26) from 2009-08-29T08:50:27

The 7 days of 365 Days of Astronomy for week 34 2009. This week the shows include:

  • Aug 20: Walking With Planets by Andy Brigg.
  • Aug 21: Flying Around the Solar System by Nancy A...

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365 Days of Astronomy - Weekly Edition
Week 33 (Aug 13 - Aug 19) from 2009-08-20T09:11:54

The 7 days of 365 Days of Astronomy for week 33 2009. This week the shows include:

  • Aug 13: Down to My Last Quarter by Larry Sessions.
  • Aug 14: The Cosmos from the Outback by Caro...

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365 Days of Astronomy - Weekly Edition
Week 32 (Aug 06 - Aug 12) from 2009-08-12T18:14:20

The 7 days of 365 Days of Astronomy for week 32 2009. This week the shows include:

  • Aug 06: UNAWE: Experiences With Children by Universe Awareness.
  • Aug 07: Eclipsing Bin...

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365 Days of Astronomy - Weekly Edition
Week 31 (Jul 30 - Aug 05) from 2009-08-10T11:20:07

The 7 days of 365 Days of Astronomy for week 31 2009. This week the shows include:

Jul 30: A Tour Through the Lives of the Stars by André Gonçalves.
Jul 31: Now Tweet This: Reaching Bey...

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365 Days of Astronomy - Weekly Edition
Week 30 (Jul 23 - Jul 29) from 2009-07-31T14:30:40

The 7 days of 365 Days of Astronomy for week 30 2009. This week the shows include:

  • Jul 23: Everything Old is New Again by Ball Aerospace & Technologies Corp.
  • Jul 24: Astronomical...

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365 Days of Astronomy - Weekly Edition
Week 29 (Jul 16 - Jul 22) from 2009-07-23T19:46:05

The 7 days of 365 Days of Astronomy for week 29 2009. This week the shows include:

  • Jul 16: The July 22 Total Solar Eclipse by Jay Pasachoff.
  • Jul 17: The Lucifer Project by Bri...

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365 Days of Astronomy - Weekly Edition
Week 28 (Jul 09 - Jul 15) from 2009-07-17T18:09:25

The 7 days of 365 Days of Astronomy for week 28 2009. This week the shows include:

  • Jul 09: Measuring the Black Hole by Carolyn Collins Petersen.
  • Jul 10: How Amazingly Unlikely ...

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365 Days of Astronomy - Weekly Edition
Week 27 (Jul 02 - Jul 08) from 2009-07-10T19:08:53

The 7 days of 365 Days of Astronomy for week 27 2009. This week the shows include: * Jul 02: Herschel and Planck Set Sail into the Cold Universe by Edward and Haley Gomez. * Jul 03: Universe Awa...

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365 Days of Astronomy - Weekly Edition
Week 26 (Jun 25 - Jul 01) from 2009-07-01T12:04:25

The 7 days of 365 Days of Astronomy for week 26 2009. This week the shows include: * Jun 25: Galileo's Telescope by The Adler Planetarium. * Jun 26: The Palomar Transient Factor by Scott Kardel....

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365 Days of Astronomy - Weekly Edition
Week 25 (Jun 18 - Jun 24) from 2009-06-24T17:20

The 7 days of 365 Days of Astronomy for week 25 2009. This week the shows include: * Jun 18: THEMIS/Artemis by APF. * Jun 19: A Modest Black Hole by Sue Ann Heatherly. * Jun 20: Magnetar the Ma...

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365 Days of Astronomy - Weekly Edition
Week 24 (Jun 11 - Jun 17) from 2009-06-17T16:00

The 7 days of 365 Days of Astronomy for week 24 2009. This week the shows include: * Jun 11: Round, Round, Round We Go by Larry Sessions. * Jun 12: Does Dark Matter Really Exist? by Jim Stratigo...

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365 Days of Astronomy - Weekly Edition
Week 23 (Jun 04 - Jun 10) from 2009-06-10T05:00

The 7 days of 365 Days of Astronomy for week 23 2009. This week the shows include: * Jun 04: JPL's Greatest Hits by Bruce Irving. * Jun 05: Beginner's Guide to Observing Jupiter by Martin Ratcli...

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365 Days of Astronomy - Weekly Edition
Week 22 (May 28 - Jun 03) from 2009-06-03T12:01

The 7 days of 365 Days of Astronomy for week 22 2009. This week the shows include: * May 28: The Search for Other Habitable Worlds by Geoff Marcy. * May 29: Dear Lyla, This is Where You Came Fro...

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365 Days of Astronomy - Weekly Edition
Week 21 (May 21 - May 27) from 2009-05-27T08:00

The 7 days of 365 Days of Astronomy for week 21 2009. This week the shows include: * May 21: Hanny's Voorwerp and the Galaxy Zoo by Ted Judah. * May 22: Mars Exploration: A Quick History by Susa...

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365 Days of Astronomy - Weekly Edition
Week 20 (May 14 - May 20) from 2009-05-21T09:23:25

The 7 days of 365 Days of Astronomy for week 20 2009. This week the shows include: * May 14: A Tour of Sydney Observatory by The Skeptic Zone Podcast. * May 15: Giant Pulses in the Crab by Sue A...

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365 Days of Astronomy - Weekly Edition
Week 19 (May 07 - May 13) from 2009-05-13T00:01

The 7 days of 365 Days of Astronomy for week 19 2009. This week the shows include: * May 07: Variable Stars and the Stories They Tell by Mike Simonsen. * May 08: Peering Into the X-Ray Future by...

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365 Days of Astronomy - Weekly Edition
Week 18 (Apr 30 - May 06) from 2009-05-07T14:13:41

The 7 days of 365 Days of Astronomy for week 18 2009. This week the shows include: * Apr 30: I'm Seeing Double! by Brains Matter. * May 01: Galileo, the Moon, and Visual Arts by James Clifton. ...

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365 Days of Astronomy - Weekly Edition
Week 17 (Apr 23 - Apr 29) from 2009-04-29T22:22:09

The 7 days of 365 Days of Astronomy for week 17 2009. This week the shows include: * Apr 23: It's a Smash-Up: Interacting Galaxies by Brian Gay. * Apr 24: My Astronomical Society by James O'Neil...

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365 Days of Astronomy - Weekly Edition
Week 16 (Apr 16 - Apr 22) from 2009-04-22T11:59

The 7 days of 365 Days of Astronomy for week 16 2009. This week the shows include: * Apr 16: What is the World's Largest Telescope? by Rob Sparks. * Apr 17: Giant Molecular Clouds by Sue Ann Hea...

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365 Days of Astronomy - Weekly Edition
Week 15 (Apr 09 - Apr 15) from 2009-04-15T00:00

The 7 days of 365 Days of Astronomy for week 15 2009. This week the shows include: * Apr 09: SkyLab and the Apollo Telescope Mount by Josh Fuchs and Travis Rasor. * Apr 10: Build It and They Wil...

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365 Days of Astronomy - Weekly Edition
Week 14 (Apr 02 - Apr 08) from 2009-04-08T08:01

The 7 days of 365 Days of Astronomy for week 14 2009. This week the shows include: * Apr 02: Searching for Distant Hydrogen from the Australian Outback by Nicole Gugliucci. * Apr 03: Chicks In S...

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365 Days of Astronomy - Weekly Edition
Week 13 (Mar 26 - Apr 01) from 2009-04-01T14:00

The 7 days of 365 Days of Astronomy for week 13 2009. This week the shows include: * Mar 26: Adaptive Optics by Scott Kardel. * Mar 27: Observing the Sky: Pre-Telescope by The Adler Planetarium....

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365 Days of Astronomy - Weekly Edition
Week 12 (Mar 19 - Mar 25) from 2009-03-25T11:59

The 7 days of 365 Days of Astronomy for week 12 2009. This week the shows include: * Mar 19: Living with a Star: Space Weather and Its Effects by Carolyn Collins Petersen. * Mar 20: The Traditio...

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365 Days of Astronomy - Weekly Edition
Week 11 (Mar 12 - Mar 18) from 2009-03-18T20:01:21

The 7 days of 365 Days of Astronomy for week 11 2009. This week the shows include: Mar 12: 365 Days of Astronomy Update by IYA New Media Working Group. Mar 13: Unlikely Twins in Gemini by Christ...

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365 Days of Astronomy - Weekly Edition
Week 10 (Mar 05 - Mar 11) from 2009-03-11T00:00

The 7 days of 365 Days of Astronomy for week 10 2009. This week the shows include: Mar 05: Cool Comets by Martin Ratcliffe. Mar 06: GLOBE at Night: Shed Light on Light Pollution by Connie Walker....

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365 Days of Astronomy - Weekly Edition
Week 09 (Feb 26 - Mar 04) from 2009-03-05T00:12:56

The 7 days of 365 Days of Astronomy for week 09 2009. This week the shows include: Feb 26: Palomar Sky Surveys on Your Desktop by Scott Kardel Feb 27: The Dawning of the Age of Aquarius. Or is it?...

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365 Days of Astronomy - Weekly Edition
Week 08 (Feb 19 - Feb 25) from 2009-02-25T12:10

The 7 days of 365 Days of Astronomy for week 08 2009. This week the shows include: Feb 19: Wil Tirion: Uranographer by Christopher Watson Feb 20: John Glenn's Fireflies and the Astronauts' Constel...

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365 Days of Astronomy - Weekly Edition
Week 07 (Feb 12 - Feb 18) from 2009-02-20T11:38:52

The 7 days of 365 Days of Astronomy for week 07 of 2009. This week the shows include: Feb 12: Eta Carinae and Supernova Imposters by Michael Koppelman Feb 13: A scale model of the Earth-Moon syste...

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365 Days of Astronomy - Weekly Edition
Week 06 (Feb 05 - Feb 11) from 2009-02-11T20:24:53

The 7 days of 365 Days of Astronomy for week 06 of 2009. This week the shows include: 5 Feb: Motion through Space, by James A. Brown. 6 Feb: The 120th Anniversary of the Astronomical Society of th...

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365 Days of Astronomy - Weekly Edition
Week 05 (Jan 29 - Feb 04) from 2009-02-10T05:13:53

The 7 episodes of 365 Days of Astronomy for week 05 of 2009.

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365 Days of Astronomy - Weekly Edition
Week 04 (Jan 22 - Jan 28) from 2009-02-10T05:11:05

The 7 episodes of 365 Days of Astronomy for week 04 of 2009.

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365 Days of Astronomy - Weekly Edition
Week 03 (Jan 15 - Jan 21) from 2009-02-10T05:09:12

The 7 episodes of 365 Days of Astronomy for week 03 of 2009.

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365 Days of Astronomy - Weekly Edition
Week 02 (Jan 08 - Jan 14) from 2009-02-10T05:03:42

The 7 episodes of 365 Days of Astronomy for week 02 of 2009.

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365 Days of Astronomy - Weekly Edition
Week 01 (Jan 01 - Jan 07) from 2009-02-10T04:58:17

The 7 episodes of 365 Days of Astronomy for week 01 of 2009.

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