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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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Analyzing Alien Atmospheres
We celebrate our 5th anniversary by learning about discovery of a five-planet star system, the largest found so far. Q&A on Jupiter's red spot.
The Most Earthlike Extrasolar Planet Yet -- A Conversation With Co-Discoverer Stephane Udry
A Planetary System That Looks Like Home
By the Light of a New World
Billions of Earths?
Hunting for Extrasolar Planets
An Encore for Sir Arthur and Another New Extrasolar Planet
100 Extrasolar Planet Candidates...and Counting!