Planetary Radio: Space Exploration, Astronomy and Science

A Natural Sciences podcast by The Planetary Society

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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 planetary.org/radio for the space trivia contest, an episode guide, and much more.

Recent Episodes

2025 NASA’s Innovative Advanced Concepts Symposium: Part 2 — Hopping robots and the search for exoplanet magnetospheres
Published: October 22, 2025
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Book Club Edition: Space Craze by Margaret Weitekamp
Published: October 17, 2025
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2025 NASA’s Innovative Advanced Concepts Symposium: Part 1 — Lunar glass and starshades
Published: October 15, 2025
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A Day of Action to save NASA science
Published: October 8, 2025
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Space Policy Edition: China’s growing space science ambitions
Published: October 3, 2025
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Perseverance finds potential biosignatures in Jezero Crater
Published: October 1, 2025
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Bill Nye: A star in Hollywood, a voice for NASA
Published: September 24, 2025
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Book Club Edition: Cosmos Award–winning author Dava Sobel
Published: September 19, 2025
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A cosmic travel guide: 111 Places in Space That You Must Not Miss
Published: September 17, 2025
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International Observe the Moon Night 2025
Published: September 10, 2025
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