Planetary Radio • Feb 04, 2014

Back to Planetary Radio Live With the Mars Rovers

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On This Episode

Bell jim

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

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John Grotzinger

Curiosity Project Scientist for California Institute of Technology

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Bill Nye

Chief Executive Officer for The Planetary Society

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Rob Manning

Chief Engineer, Jet Propulsion Laboratory

Our celebration of the Mars rovers continues from Southern California Public Radio’s Crawford Family Forum, this week featuring planetary scientist and author Jim Bell, Curiosity Project Scientist John Grotzinger, JPL Mars Engineering Manager Rob Manning and Planetary Society CEO Bill Nye. Emily takes us to Curiosity’s latest find on the red planet, and Bruce Betts joins Mat to gaze at the night sky and give away ISS-Above, the little device that tells you when the International Space Station is overhead.

Related Links:

This week's prize is ISS-Above: The tiny device that tells you when the International Space Station is nearby.

This week's question:

What comet did the astronauts on Skylab IV observe?

To submit your answer:

Complete the contest entry form at or write to us at [email protected] no later than Monday, February 10, at 2pm Pacific Time. Be sure to include your name and mailing address.

Last week's question:

What three rovers have roved the farthest on bodies other than Earth?


The answer will be revealed next week.

Question from the week before:

What bodies has Rosetta flown by on the way to its comet encounter?


Rosetta has swung by Earth, Mars, Earth again, asteroid 2867 Steins, Earth a THIRD time, and asteroid 21 Lutetia on its way to comet 67P/Churyumov Gerasimenko (phew!)