Planetary Radio • Jul 30, 2007

Phoenix Mars Lander Principal Investigator Peter Smith

On This Episode

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Peter Smith

Principal Investigator for Phoenix for University of Arizona

Phoenix will soon be on its way to the Red Planet. Principal Investigator Peter Smith tells us about his aptly-named bird that will set down much farther north on Mars than any previous lander. Emily Lakdawalla solves the mystery of longitude on other planets in her Q&A contribution, while Bruce Betts explores a busy night sky and offers yet another space trivia contest in What's Up!