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Planetary Radio

Planetary Radio Program Archives

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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Latest Planetary Radio Appearance

The Launch of LightSail

05/26/2015 | 28:50
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This special edition takes you behind the scenes on May 20, 2015 as LightSail is lifted into orbit. You’ll hear the thrilling launch, meet key team members as they prepare for the big moment, and hear a special status report from Planetary Society CEO Bill Nye.

Spiraling Closer to Ceres With the Dawn Mission’s Marc Rayman

05/19/2015 | 33:59
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It’s the biggest dwarf planet between here and Pluto, and it has a new permanent resident. The Dawn spacecraft is orbiting Ceres in the asteroid belt, revealing it as never before. What are those bright spots anyway? We spend time with Dawn’s Chief Engineer and Director, Marc Rayman.

Alan Stern and the Rise of Pluto

05/12/2015 | 28:50
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Humankind’s arrival at Pluto is barely two months away. The science and images have already started to flow from New Horizons, according to the mission’s Principal Investigator, Alan Stern. Alan returns to Planetary Radio this week.

Sean Solomon on the Climactic End of the MESSENGER Mission to Mercury

05/05/2015 | 28:50
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We open with the countdown to destruction—the MESSENGER spacecraft’s impact on Mercury ended its spectacularly successful mission. Principal Investigator Sean Solomon joins us immediately after this big finish.

Countdown to LightSail: An Update

04/28/2015 | 28:50
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The road to space has been a rocky one for most spacecraft, and LightSail is no different. Challenges remain even with the May 20th launch of a test mission approaching. Embedded LightSail reporter Jason Davis checks in with the latest news.

Saving the Planet at the Planetary Defense Conference

04/21/2015 | 28:50
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Planetary Radio Live was the only public event at the just-completed Planetary Defense Conference in Italy. Join us for excerpts from an all-star celebration of worldwide efforts to find, track, characterize and eventually deflect killer Near-Earth Objects.

Rob Manning and Landing on Mars

04/14/2015 | 39:56
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Landing on Mars is hard, and the bigger you are, the harder it gets. Rob Manning returns to tell us about one of NASA’s best hopes for getting much bigger spacecraft down there—spacecraft that may one day carry humans.

Humans Orbiting Mars: Report on the Workshop

04/07/2015 | 37:28
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A human mission to orbit Mars might be possible by 2033, and it might be accomplished at reasonable cost and with existing or nearly-ready technology. Three leaders of a recent Washington DC conference on this topic provide a report.

Robert Bigelow and His Expandable Space Habs

03/31/2015 | 28:50
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Bigelow Aerospace’s BEAM expandable/inflatable space module will be attached to the International Space Station later this year. Mat travels to the company’s headquarters for a conversation with founder and CEO Robert Bigelow.

Big News From Little Worlds

03/24/2015 | 28:50
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Senior Editor Emily Lakdawalla has returned from the Lunar and Planetary Science Conference in Texas with the latest revelations about our solar system. She shares them in an extended report.

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