Planetary Radio: Space Exploration, Astronomy and Science

A Martian Anniversary for Spirit and Opportunity!

Planetary Radio: Space Exploration, Astronomy and Science

One Martian year of Spirit and Opportunity on Mars with Jim Bell, Cornell University; Q and A on a crusty moon; special trivia contest prize.Learn more about your ad choices. Visit megaphone.fm/adchoices See omnystudio.com/listener for privacy information. See omnystudio.com/listener for privacy information.

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