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  • “Exploration is in our nature.” - Carl Sagan

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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Basics of Interplanetary Flight With Dave Doody

JPL’s Dave Doody doesn’t just fly around the solar system, he teaches others how it's done. We talk about what students learn in his non-technical class, the Basics of Interplanetary Flight.

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Saturn Update From Cassini Project Scientist Linda Spilker

We pay another visit to the queen of planets with Cassini Mission Project Scientist Linda Spilker. She always brings us fascinating news from Saturn, its moons and rings.

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Fire and Ice With Volcanologist Rosaly Lopes

JPL volcanologist Rosaly Lopes has discovered more volcanos than anyone else, including 71 on Jupiter’s moon Io. She is fascinated by these fiery (and sometimes frigid) features of our dynamic solar system, and shared her love at the recent SETIcon.

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Cassini Project Scientist Linda Spilker With a Saturn Mission Update

Planetary Radio's most frequent guest returns with the latest news from the great ringed world, its moons, and its rings.

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