X-37B, the Space Force’s secretive spaceplane, returned to Earth early March 7 after more than a year in orbit, touching down at Vandenberg Space Force Base, Calif., the service announced on social media, saying the spacecraft “successfully deorbited and landed” at 2:22 a.m. local time. 
The X-37B spaceplane will embark on its sixth mission from Cape Canaveral Air Force Station, Fla., on May 16, Air Force Secretary Barbara Barrett said. The secretive, unmanned orbital test vehicle, which will launch on a United Launch Alliance Atlas V rocket, is notching new ...