What is Meant by Metal Abundance or Metallicity? - a podcast by Ata Sarajedini

A brief description of how we quantify the amount of metals in a star, i.e. how much of the star is composed of elements heavier than Helium, using a logarithmic quantity designated as Fe over H, or simply [Fe/H].

Further episodes of Astronomy Minute

Further podcasts by Ata Sarajedini

Website of Ata Sarajedini