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. The full show archive is available for free.

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Remembering Neil Armstrong/ChemCam is Zapping Martian Rocks!

Emily Lakdawalla and Bill Nye the Science Guy join Mat Kaplan for a special remembrance of Neil Armstrong. Then we visit with the principal investigator for the first ray gun on Mars. Roger Wiens leads the ChemCam team that is using its powerful laser to zap and analyze Martian rocks. It’s just one of the Curiosity Rover success stories. Win a ChemCam bumper sticker and a Planetary Radio t-shirt in the weekly What’s Up space trivia contest!

More From the Air and Space Museum

Our special live show at the National Air and Space Museum continues with curator David DeVorkin, Space Policy Institute founder John Logsdon, Bill Nye the Science Guy, Planetary Society blogger Emily Lakdawalla and science rapper Funky 49.

Live at the National Air and Space Museum

Join us for the first half of a conversation with David DeVorkin, John Logsdon and Bill Nye.

Voyager 1 at the Edge of the Solar System, With Ed Stone

Voyager 1 at the Edge of the Solar System, With Ed Stone

Ann Druyan on New Honors for Carl Sagan

Longtime partner Ann Druyan is proud of NASA's new Carl Sagan Fellowships. Bill Nye has a tribute for his old professor.

Cosmos 1: Solar Sail Special Report

Cosmos 1: Solar Sail Special Report

A Conversation with Sally Ride

A Conversation with Sally Ride

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