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Planetary Radio Episodes
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.
Honoring Ray Bradbury, Mars Photographer
Going South to Look for ET
Amateur Astronomers on the Lookout for Near Earth Objects
Lakes on Titan and an International Lunar Decade
Planetary Society Executive Director Lou Friedman talks about the Save Our Science campaign's recent trip to Washington.
More from ISDC, including Apollo astronaut Rusty Schweickart on asteroid deflection, Elon Musk of SpaceX, and X Prize Foundation's Peter Diamandis.
Special coverage from the 25th annual ISDC in Los Angeles, featuring Neil deGrasse Tyson, Bill Nye the Science Guy, and Burt Rutan.
Stardust mission researcher Andrew Westphal returns with news about what the spacecraft brought back to Earth, and how the public will help find more.
Paul Horowitz talks about his new attempt to detect pulses of laser light from distant civilizations with the Optical SETI Dedicated Observatory.
A Special Reprise: The Planetary Society's 25th Anniversary Gala
The Planetary Society celebrates 25 years with 300 close friends, including Ray Bradbury and Bill Nye. Also, a new What's Up space trivia contest.
Cosmos 1: Solar Sail Special Report
Solar Sail Countdown
Saving Voyager
Era of Solar Sailing Begins
As the incredibly successful Mars Exploration Rover mission continues, Planetary Radio talks with Spirit's manager about what is being accomplished. We also hear from the second pair of Student Astronauts.
Solar Sail Ready for Liftoff
Planetary Radio talks with the developer of the Pancam on the Mars Exploration Rovers, Jim Bell. We also feature the last pair of Student Astronauts, and another visit with Astrobots Biff Starling and Sandy Moondust.
After a long hiatus, Biff Starling and Sandy Moondust return to the air. You'll also hear from Mars Exploration Rover Entry, Descent and Landing Chief Engineer Wayne Lee, and from two more of the Student Astronauts.
Opportunity is on a roll and Spirit is almost back to full health as we visit with the young Flight Director for the mission. We also hear from two more of the Student Astronauts.