2009 was the year fans of astronomy went all out to share the wonder of the universe. Astronomer and Astronomy Cast co-host Pamela Gay reports from the closing ceremonies for the IYA in Padua, Italy. Emily Lakdawalla celebrates the 400th anniversary of the discovery of Jupiter's Galilean Moons. Bill Nye finds a link between SETI and NASA selling a space shuttle. Bruce Betts and Mat Kaplan have another copy of A Traveler's Guide to Mars for the winner of the weekly What's Up space trivia contest and a new space trivia contest.