It was thought that Descartes may be an area of active volcanism, but this proved not to be the case. Among other specimens, the astronauts returned the largest moon rock ever, a 23-pound chunk that turned out to contain not even a single gram of green cheese.
During this flight the moon racers also had a bit of fun testing out the capabilities of the Lunar Rover, at one point getting it up to almost 11 miles per hour!
Updated November 12, 2008
Charles Redmond, Author
Steven J. Dick, NASA Chief Historian
Steve Garber, NASA History Web Curator
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