Photos: Gantry rollback from Delta 2

The U.S. Air Force’s X-37B space plane concluded its third mission, streaking through the atmosphere over the Pacific Ocean and gliding to an automated landing on a runway at Vandenberg Air Force Base, Calif., after spending a record 675 days in orbit.

NASA’s innovative soil moisture mapper, a new environmental satellite launching in January, has been fueled up for blastoff from Vandenberg Air Force Base in California.

The United Launch Alliance flight highlights reel for the Delta 2 rocket and NASA’s SMAP observatory from Vandenberg Air Force Base in California.