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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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For his last episode as host, Mat Kaplan welcomes many of his Planetary Society colleagues for a review of a spectacular year of space exploration.
How will nations react if (when?) humanity detects the presence of an alien intelligence or civilization? That’s the topic Planetary Society Chief Advocate Casey Dreier takes up with his guest, astrophysicist Jason Wright.
Thousands celebrated the 61st anniversary of the first human voyage into space. We’ll take you to the Los Angeles party under the Space Shuttle Endeavour.
Director Adam McKay and planetary defense expert Amy Mainzer join us for a conversation about the film and the science behind it.
NASA has approved development of the NEO Surveyor space telescope. Project lead Amy Mainzer shares her hopes for this vital planetary defense tool.
Six planetary defense leaders report on progress toward protecting Earth from near-Earth objects.