Pegasus launch delayed Published March 13, 2006 VANDEDBERG AFB, Calif. (AFPN) -- The launch of an Orbital Sciences Corporation Pegasus XL rocket has been delayed due to weather restrictions. The launch has been rescheduled for March 15. The launch window extends from 5:57 a.m. to 7:19 a.m. The rocket, carrying the National Aeronautics and Space Administration’s Space Technology 5 spacecraft, will take off from an L-1011 aircraft, which will depart Vandenberg’s runway before dropping its payload approximately 100 miles west-northwest of the base. The spacelift commander for this mission is Col. Jack Weinstein, 30th Space Wing commander.