NASA Sends Orbiter To Map Moon's Surface

NASA, the U.S. space agency, is hoping to send a manned mission to the moon by the year 2020, and preparations have already started in a serious way. After blasting off Thursday, a new lunar spacecraft should reach the moon this morning and start photographing and mapping the surface of the moon from its orbit 30 miles up. The Lunar Reconnaissance Orbiter (LRO for short) will greatly improve