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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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24 spacecraft are either busy exploring the solar system or speeding toward an exciting destination. The Planetary Society's Senior Editor takes us on a whirlwind advance tour.
Only days after Voyager 1 reached interstellar space, forward thinkers met in Houston, Texas to consider how humans can become a starfaring species. Planetary Society Emeritus Executive Director Lou Friedman reports from the meeting.
Amanda Hendrix looks for and studies water in our solar system, where it has been found in surprising locales. Earth's moon, for instance. She talks about Luna’s ice and the weathering of its ancient surface.
The 45-meter Near Earth Asteroid flies by on February 15. NASA brought together asteroid experts to discuss it and others of its threatening kind.
We're live at the Pacific Astronomy and Telescope Show, with JPL astrodynamicist Steve Chesley and Planetary Society Director of Projects Bruce Betts. Steve and Bruce reveal the exciting OSIRIS REx mission to an asteroid and then back to Earth with a precious soil sample. Enter the contest to name the asteroid! Bill Nye and Emily Lakdawalla check in, and one listener will win a Celestron FirstScope telescope.
Jim Bell and Bill Nye talk Spirit and Opportunity in celebration of 5 years on Mars. Emily Lakdawalla's Q&A looks forward to a Mars flyby by the Dawn spacecraft.