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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Swift satellite principal investigator Neil Gehrels on what causes the universe's biggest explosions. Q&A on the rings of Saturn, and a new space trivia contest during our What's Up segment about the night sky and more.
The Spaceward Foundation is about to host the first Space Elevator Games. Founder Ben Shelef talks about this and other projects. Q&A on where to look for life in our solar system and a new What's Up space trivia quiz.
NASA's Jim Garvin comments on the agency's just announced plans for human exploration and new spacecraft. Also Lou Friedman, Q&A on craters throughout the solar system, and Bruce Betts with a new What's Up contest.
Project Manger Junichiro Kawaguchi celebrates the arrival at asteroid Itokawa, with further insights provided by former JPL Director Bruce Murray. Q&A on ice volcanoes, and a new trivia contest on What's Up.
MRO Project Manager Jim Graf and Project Scientist Rich Zurek introduce us to their powerful new spacecraft. Running out of big Near Earth Objects on Q&A, and we get Lost In Space
The Pioneer Anomaly: A Mystery in Deep Space
Amateur Astronomy: Do It Yourself Space Exploration
A Tour of the Solar System With Bill Hartmann
Mike Brown, Discoverer of 2003 UB313...Planet 10?
Author and Four-Time Shuttle Astronaut Tom Jones
A Year of Saturn Discoveries From Cassini
NASA Goes for Star Trek Science: Bob Cassanova of the Institute for Advanced Concepts
Deep Impact Begins to Reveal Comet Secrets
Space Shuttle Flight Director Talks About Return to Flight
Deep Impact Special
Cosmos 1: Solar Sail Special Report
Solar Sail Countdown
Move Over Hubble: The Spitzer Space Telescope
The Threat of Military Space Debris
Saving Voyager