Space scientists set for final spacecraft flyby of Mercury
Monday, September 28, 2009 - 13:35
in Astronomy & Space
NASA's MESSENGER spacecraft, which is toting an $8.7 million University of Colorado at Boulder instrument, will make its third and final flyby of Mercury on Sept. 29 -- a clever gravity-assist maneuver that will steer it into orbit around the rocky planet beginning in March 2011.