Next Stop: The Moon

The moon has been getting a lot of traffic recently. Missions from the U.S., India, and Japan have all flown by, or into, our lunar neighbor. Planetary scientist Paul Spudis explains how the data collected may help make the moon a pit stop for future planetary missions.
Original article from http://www.npr.org/templates/story/story.php?storyId=113870276&ft=2&f=510221