Planetary Radio: Space Exploration, Astronomy and Science


Planetary Radio brings you the human adventure across our solar system and beyond. We visit each week with the scientists, engineers, leaders, advocates and astronauts who are taking us across the final frontier. Regular features raise your space IQ while they put a smile on your face. Join host Mat Kaplan and Planetary Society colleagues including Bill Nye the Science Guy, Bruce Betts, and Emily Lakdawalla as they dive deep into the latest space news. The monthly Space Policy Edition takes you inside the DC beltway where the future of the US space program hangs in the balance. Visit for the space trivia contest, an episode guide, and much more.


Claim this podcast

Remove this podcast

Play Latest Episode:

Title: The Creators of The Expanse

The Creators of The Expanse

December 11th, 2019

Season 4 of The Expanse is about to begin on Amazon Prime. Host Mat Kaplan visits with the authors of the eight novels (so far) that are the basis of… Go to Episode

Space Policy Edition: The Biggest Policy Moments of the Decade (with Marcia Smith)

December 6th, 2019

As the 2010s come to a close, Marcia Smith, the founder of Space Policy Online, rejoins the show to explore the most significant and impactful space policy… Go to Episode

A Toast to Alcohol in Space

December 4th, 2019

They are not for everyone, but there‚Äôs no doubt that alcoholic beverages have been part of human culture for as long as there has been human culture.… Go to Episode

Seeking the Killer Space App with Space Tango

November 27th, 2019

Organizations are using the microgravity environment of the International Space Station to develop unique new products. One of them is Kentucky-based… Go to Episode