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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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Liquid water under the Martian polar ice? Maybe not
New research indicates that what appeared to be liquid water hiding under Mars’ polar ice may actually be a form of clay.
Revealing Mars From Above, and Crew Dragon is Go!
Two pioneering Mars orbiters are still doing great work above the Red Planet, while the first operational Crew Dragon spaceship has delivered four astronauts to the International Space Station.
Mars Express Confirms Lots of Polar Ice! Where's the Rest?
Mars Express Confirms Lots of Polar Ice! Where's the Rest?