Planetary Radio • Dec 31, 2007

A Very Good Year: Looking Back at 2007

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On This Episode

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Bruce Betts

Chief Scientist / LightSail Program Manager for The Planetary Society

Mat Kaplan is joined by Emily Lakdawalla and Bruce Betts for a review of 2007's biggest planetary science stories. Bruce sticks around for this week's edition of What's Up, including a new space trivia contest.