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Planetary Radio Episodes

For every week since 2002, Planetary Radio has visited with a scientist, engineer, project manager, advocate or writer who provides a unique perspective on the quest for knowledge about our solar system and beyond. We also showcase regular features that raise your space IQ while they put a smile on your face.

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The Exciting Year Ahead on the Final Frontier

January 06, 2015 • 28:50

The Planetary Society’s experts look forward to a great year of firsts in the solar system and beyond.

2014: The Year in Space

December 30, 2014 • 28:50

Our annual review of the greatest events and accomplishments over the last year features analysis and commentary by Bill Nye the Science Guy, Emily Lakdawalla, Jason Davis, Casey Dreier and Bruce Betts, along with a special new year’s gift of Neil deGrasse Tyson.

Sara Seager and the Search for Earth’s Twin

December 16, 2014 • 29:42

MIT planetary scientist and astrophysicist Sara Seager is on a quest. She wants to find a warm, wet exoplanet with signs of life. It could be Earth 2.0.

Yale’s Debra Fischer and the Ever More Precise Search for New Worlds

October 14, 2014 • 28:50

It’s terribly hard to find exoplanets that look like our homeworld. The search requires development of astoundingly powerful and precise instruments. That’s the job Debra Fischer and her team have taken on.

A Starlight Festival Cassini Mission Update

June 03, 2014 • 42:38

Cassini Project Scientist Linda Spilker joins us at the first Starlight Festival in Big Bear Lake, California, and festival MC Andre Bormanis makes a bonus appearance on the show.

Spinoff 2013: Bringing Space Technology Home

May 13, 2014 • 32:43

NASA has just published "Spinoff 2013," the latest of its annual reports on outstanding innovations developed for space that are solving problems and improving lives here on Earth. Technology Transfer Program Executive Daniel Lockney is our guest.

Special Planetary Radio Advocacy Report From Casey Dreier: A Good Week in Washington

May 13, 2014 • 23:49

Planetary Radio host Mat Kaplan learns why Director of Advocacy Casey Dreier is cautiously optimistic about the budget outlook for planetary science and exploration, so long as Planetary Society members and others keep making their voices heard in the nation's capitol.

Rocketing Into the Aurora With Neal Brown

April 01, 2014 • 28:50

It’s back to Alaska, this time to the Poker Flat Research Range, where former Director Neal Brown and his staff launched sounding rockets into the heart of the Aurora Borealis. Emily Lakdawalla explores newly-discovered and very distant dwarf planets, and Bill Nye the Science guy has the latest on NASA’s planetary science budget.

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