EntityQ1454911· pop 21· linked from 376 articlesLockheed X-7Sign in to saveairplaneConnectionsLockheed AH-56 CheyenneEntitylist of X-planesEntityLockheed A-12EntityLockheed VenturaEntityLockheed AQM-60 KingfisherEntityGlobal Positioning SystemEntityWayback MachineEntityUnited States Air ForceEntityGeneral Dynamics F-16 Fighting FalconEntityLockheed Martin F-22 RaptorEntityLockheed Martin F-35 Lightning IIConceptBoeing B-52 StratofortressConceptLockheed MartinEntityMcDonnell Douglas F-15 EagleConceptLockheed C-130 HerculesEntityBoeing B-17 Flying FortressEntityLockheed F-117 NighthawkEntityMcDonnell Douglas F-4 Phantom IIEntityRockwell B-1 LancerConceptLockheed SR-71 BlackbirdEntityCategories1950s United States experimental aircraftAircraft first flown in 1951Aircraft with auxiliary rocket enginesLockheed aircraftMid-wing aircraftRamjet-powered aircraftSingle-engined jet aircraftUnmanned military aircraft of the United States