Air Force spaceplane returns to Earth after 780-day mission
KENNEDY SPACE CENTER, Fla. — An unpiloted Air Force X-37B spaceplane, one of two winged orbiters used to carry out classified research, made a surprise landing at the Kennedy Space Center early Sunday to close out a record 780-day mission. It was the fifth flight in the secretive Orbital Test Vehicle (OTV) program, pushing total Read More…