The 4 Best Astronomy Cast Podcast Episodes
1) Ep. 615: Planet 9
Astronomy Cast Ep. 615: Planet 9 by Fraser Cain & Dr. Pamela Gay After Pluto lost its planethood we were down to 8 planets. But there’s growing evidence of another world or worlds out beyond the orbit...Show More
2) Ep. 609: Volcanos With Benefits: Lava Tubes, Hydro Thermal Vents & More
Astronomy Cast Ep. 609: Volcanos With Benefits: Lava Tubes, Hydro Thermal Vents & More by Fraser Cain & Dr. Pamela Gay Volcanos can be some of the worst natural disasters that we can experience here o...Show More
3) Ep. 284: Optics
AstronomyCast 284: Optics, by Fraser Cain & Dr. Pamela Gay
4) 380: The Limits of Optics
AstronomyCast 380: The Limits of Optics by Fraser Cain & Dr. Pamela Gay
5) Ep. 775: The Hydrogen 21-cm Line
Astronomy Cast Ep. 775: The Hydrogen 21-cm Line By Fraser Cain & Dr. Pamela Gay Streamed live on Dec 15, 2025. Atomic hydrogen is the raw material for stars, but there's a problem. It's cold & dark, b...Show More
6) Ep. 774: How Does Bad Science Happen?
Astronomy Cast Ep. 774: How Does Bad Science Happen? By Fraser Cain & Dr. Pamela Gay Streamed live on Nov 8, 2025. Scientific expertise is under attack on all fronts with concerns coming from politici...Show More
7) Ep. 773: What Would You Do With $1 Billion For Astronomy?
Astronomy Cast Ep. 773: What Would You Do With $1 Billion For Astronomy? By Fraser Cain & Dr. Pamela Gay Streamed live on Nov 9, 2025. We are powerless fans of space exploration. But what if some fool...Show More
8) Ep. 772: 2025 Gift Guide
Astronomy Cast Ep. 772: 2025 Gift Guide By Fraser Cain & Dr. Pamela Gay Streamed live on Nov 9, 2025. It's time once again for our annual gift-giving guide. We've got recommendations for books, movies...Show More
9) Ep. 771: Comet Tails
Astronomy Cast Ep. 771: Comet Tails By Fraser Cain & Dr. Pamela Gay Streamed live on Nov 8, 2025. With the arrival of the comet 3I/Atlas (Asteroid Terrestrial-impact Last Alert System), the world is g...Show More
10) Ep. 770: The Ethics of Mars Exploration
Astronomy Cast Ep. 770: The Ethics of Mars Exploration By Fraser Cain & Dr. Pamela Gay Streamed live on Nov 3, 2025. Hosted by: Fraser Cain and Dr. Pamela L. Gay. It is arguable that humanity now has ...Show More