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Astronomy Cast

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Jan 30, 2023

Astronomy Cast Ep. 667: JWST First Science

by Fraser Cain & Dr. Pamela Gay

Streamed live on Jan 23, 2023.

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 new results that were...

Jan 23, 2023


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Streamed live on Jan 17, 2023.

Well, we did it. We made it to episode 666, an auspicious number to be sure. What can we do to celebrate this...

Jan 16, 2023

Astronomy Cast Ep. 665: The Age of Reionization

by Fraser Cain & Dr. Pamela Gay

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, light returned, beginning the Age of...

Jan 9, 2023

Astronomy Cast Ep. 664: The First Stars

by Fraser Cain & Dr. Pamela Gay

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The Sun is a third-generation star, polluted with metals from long-dead suns. Astronomers have also discovered second-generation stars,...