Europe's SMART-1 Reaches the Moon!

Pushed along by its ion engine, the European Space Agency's SMART-1 probe has just gone into lunar orbit. We talk with ESA Chief Scientist--and SMART-1 Project Scientist--Bernard Foing. Emily holds a mirror up to our own galaxy, the Milky Way, in this week's Q&A, while Bruce Betts asks for help in finding a new title for the NASA Administrator. The winning suggestion will get a Planetary Radio t-shirt.