🌐EnglishEnglishBahasa IndonesiaDeutschEspañolFrançaisItalianoNederlandsPolskiPortuguêsTiếng Việtالعربيةفارسی한국어中文日本語EntityQ1469336· pop 22· linked from 344 articlesLockheed YF-12American prototype interceptor aircraftWikidata factsImageYF-12 in flight.jpgSources (4)wikidata.orghe.wikipedia.orghe.wikipedia.orghe.wikipedia.orgvia Wikidata · CC0Available in 21 languagesEspañolFrançaisDeutsch中文日本語PortuguêsItalianoالعربيةBahasa IndonesiaBanglaCatalanConnectionsArea 51EntityLockheed AH-56 CheyenneEntityCategories1960s United States fighter aircraftAircraft first flown in 1963Aircraft with retractable tricycle landing gearCancelled military aircraft projects of the United StatesLockheed aircraftLow-wing aircraftNASA aircraftTailless delta-wing aircraftThird-generation jet fightersTwinjets