Huygens Probe Sets Off On Its Own for Saturn's Moon Titan

Huygens Mission Manager and Project Scientist Jean-Pierre Lebreton and Mission Operations Manager Claudio Sollazzo join us just as Huygens bids farewell to the Cassini spacecraft. The European probe is headed for a January 14 close encounter with Saturn's mysterious moon. And speaking of moons, Emily Lakdawalla will tell you where to find the biggest ones in our solar system on Q&A. Bruce Betts brings holiday greetings and a new space trivia contest on What's Up!