Help us keep Astronomy Cast ad-free: https://patreon.com/astronomycast We removed all ads from the show. We need to get to 1500 patrons to keep it this way. We need your support! Streamed live on Sep 21, 2026 Hosted by: Fraser Cain and Dr. Pamela L. Gay Today we begin a new series on rockets and spacecraft, dealing with each of their components. It's a big j ... Show More
