The second copy of the Air Force’s X-37B robotic space plane landed at Vandenberg Air Force Base in California early Saturday morning, ending a record-breaking 469-day orbital mission that began atop an Atlas rocket launched from Cape Canaveral, Florida, on March 5, 2011. The safe landing of Orbital Test Vehicle 2 after more than 15 months in space is an indisputable triumph for the U.S. military and space industry. Much less certain is the X-37′s future.
Secret space plane shatters orbital record as Chinese rival looms [VIDEO]
10:41 AM 06/18/2012