X-37B spaceplane launched for sixth secretive mission
• https://newatlas.com by David SzondyThe US Air Force's not-so-secret X-37B spaceplane has successfully launched on its sixth mission, OTV-6 (USSF 7). On May 17, 2020, at 13:14 GMT, the unmanned, autonomous spacecraft lifted off from Space Launch Complex 41 at Cape Canaveral Air Force S



