US military’s secretive spaceplane launched on possible higher-orbit mission
CAPE CANAVERAL, Fla. – The U.S. military's top-secret X-37B robotic spaceplane took off from Florida Thursday night on its seventh mission. The first rocket was launched aboard a SpaceX Falcon Heavy rocket that can reach higher orbits than ever before. Falcon Heavy, made up of three liquid-fueled rocket cores bundled together, roared off from the […]