A Second Earth, and OSIRIS REx is Go for Asteroid Bennu

Planetary Radio: Space Exploration, Astronomy and Science

English - April 22, 2014 05:00 - 28 minutes - 26.4 MB - ★★★★★ - 1.2K ratings
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Finally found: an Earth-sized planet in the habitable zone. You’ll hear lead scientist Elisa Quintana make the announcement. Then OSIRIS REx mission Principal Investigator Dante Lauretta will tell us how the spacecraft will return a sample of material from the birth of the solar system.Learn more about your ad choices. Visit megaphone.fm/adchoices

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