Ep. 644: Is Earth… Normal? - a podcast by Fraser Cain and Dr. Pamela Gay

Astronomy Cast Ep. 644: Is Earth… Normal? by Fraser Cain & Dr. Pamela Gay 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 unique or totally rare?

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Website of Fraser Cain and Dr. Pamela Gay