Planetary Radio • Sep 16, 2014

Dr. Bell Goes to Washington

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Jim Bell

Past President (2008-2020), Board of Directors of The Planetary Society; Professor, School of Earth and Space Exploration, Arizona State University; Principal Investigator, NASA Perseverance rover Mastcam-Z instruments

Planetary Scientist Jim Bell of Arizona State University joined other experts in front of the US House of Representatives Space Committee on September 10th. Get his report this week. Emily Lakdawalla answers a big question about the Curiosity Mars rover’s destination. Bill Nye says keep future attention on collecting samples of Mars for later return to Earth. Bruce Betts has found the end of the rainbow on a distant moon called Ariel.

Phil Christensen, Jim Bell, and Chairman Palazzo
Phil Christensen, Jim Bell, and Chairman Palazzo Image: Tushar Dayal

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This week's question:

What country’s goodwill moon rock was stolen but returned in 2003 after it was recovered by a U.S. sting operation?

To submit your answer:

Complete the contest entry form at or write to us at [email protected] no later than Tuesday, September 23, at 8am Pacific Time. Be sure to include your name and mailing address.

Last week's question:

What star has the largest proper motion?


The answer will be revealed next week.

Question from the week before:

Where in the solar system is Leprechaun Valles?


Leprechaun Valles is on Ariel, moon of Uranus.