Astronomy Cast Ep. 800: The Beginning & End of Everything - Part 1

https://www.youtube.com/watch?v=CDFCqCj0ofk

Streamed live on Sep 7, 2026.

Hosted by: Fraser Cain (@frasercain) and Dr. Pamela L. Gay (@CosmoQuest)

This show is supported through people like you on Patreon.com/AstronomyCast

To celebrate our 20th season, we thought we'd go back right to the beginning… of everything. Let's wind the clock back to the earliest moments of the Universe, where we'll measure time in fractions of a second. As the foundational laws of physics were laid down and we experience the repercussions to this day!

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The 365 Days of Astronomy Podcast is produced by the Planetary Science Institute. http://www.psi.edu

Visit us on the web at 365DaysOfAstronomy.org or email us at [email protected].