Planetary Radio • Nov 11, 2013

SpaceUp LA: What would you do with $13 Billion?

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What would YOU do with $10 Billion for space exploration and development?  That’s what Mat Kaplan asked the passionate space enthusiasts at the 2013 SpaceUp LA Unconference. Leave your thoughts below. Emily Lakdawalla reports on two missions to Mars, one about to launch, and one struggling to leave Earth orbit. Bruce Betts sings “Ah, Capella!” of his love for the night sky, and helps Mat begin another space trivia contest. 

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Trivia Contest

This week's prize is the new and stylish Planetary Radio t-shirt.

This week's question:
What observational technique was used to discover the rotation periods of Venus and Mercury?

To submit your answer:
Complete the contest entry form at or write to us at [email protected] no later than Monday, November 18, at 2pm Pacific Time.  Be sure to include your name, mailing address and shirt size.

Last week's question:
What are the craters on the asteroid Gaspra named after?

The answer will be revealed next week.

Question from the week before:
If you wanted to form a vocal group that sings without accompaniment, what star would you want in your group?

Capella, of course!