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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Author Dava Sobel's New Book About Copernicus: A More Perfect Heaven
Dava Sobel has just written The Planets. Not a drop of water on Jupiter's moon Io in Q and A, space headlines, and Mars comes close.