There was a groundbreaking Friday at Cape Canaveral’s Complex 41 to start building the astronaut access tower to board Boeing’s CST-100 capsules atop United Launch Alliance Atlas 5 rockets.
Atlas 5
Photos: Sunday’s return of X-37B after 718 days in space
This gallery of U.S. Air Force photos show technicians, wearing protective SCAPE suits, initially check for hazardous hypergolic fuel vapors around the X-37B spaceplane on the Shuttle Landing Facility runway and the subsequent tow of the vehicle to its newly-renovated hangar at the Kennedy Space Center.