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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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InSight's heat probe instrument (artist's concept)

Planetary Radio

What’s hidden inside planets?

Sabine Stanley, author of the new book "What's Hidden Inside Planets?", discusses some of the amazing things that lie under the surfaces of the worlds in our Solar System.

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