EntityQ1853944· pop 16· linked from 248 articlesLockheed X-17Sign in to saveexperimental three-stage solid-fuel research rocket to test the effects of high mach atmospheric reentryConnectionsLockheed AH-56 CheyenneEntitylist of X-planesEntityLockheed A-12EntityLockheed VenturaEntityMGM-29 SergeantEntityAtlantic OceanEntityYouTubeConceptrocketEntityGeneral Dynamics F-16 Fighting FalconEntityLockheed Martin F-22 RaptorEntityLockheed Martin F-35 Lightning IIConceptLockheed MartinEntityLockheed C-130 HerculesEntityBoeing B-17 Flying FortressEntityLockheed F-117 NighthawkEntityLockheed SR-71 BlackbirdEntityLockheed U-2EntityLockheed P-38 LightningEntityLockheed C-5 GalaxyEntitynuclear weapons testingEntityCategoriesExperimental rockets of the United StatesLockheed Corporation