Vertical Integration Facility
ULA scrubs Atlas 5 launch as SpaceX readies repaired rocket for GPS mission
United Launch Alliance called off the planned launch of an Atlas 5 rocket Wednesday at Cape Canaveral to resolve a problem with valves at the launch pad, while a SpaceX team a mile-and-a-half to the south readied a Falcon 9 rocket for liftoff Thursday evening with a GPS navigation satellite for the U.S. military.
Photos: Atlas 5 rolls to launch pad with new solid rocket boosters
Atlas 5 rocket, NRO payload return to launch pad after repairs
Ready for blastoff just after sunset Wednesday with a classified payload for the U.S. government’s spy satellite agency, a United Launch Alliance Atlas 5 rocket rolled out to its launch pad at Cape Canaveral late Tuesday afternoon after an unplanned trip back inside its integration building for repairs.