Podcast: Play in new window Download. Subscribe: RSS. Some are well known and cataloged, while others are just starting to be possible to see. All of them tell us more about our Universe.
Astronomy Cast is an educational nonprofit podcast discussing various topics in the field of astronomy. The specific subject matter of each episode shifts from week to week, ranging from planets and stars to cosmology and mythbusting. Premiering on September 10, , the weekly show is co-hosted by Fraser Cain, the editor of the space and astronomy news site Universe Today ,  and by Dr.