🌐EnglishEnglishEspañolFrançaisNederlandsPolskiРусскийفارسی中文日本語EntityQ82954· pop 8· linked from 42 articlesBalls 8Also known as The Challenger, 52-0008, Balls Eight, NASA 008, NB-52BNB-52B mothership used in various experimental flight programsWikidata factsImageBoeing RB-52B 52-0008 in flight (061026-F-1234S-018) (cropped).jpgSources (5)air-and-space.comjoebaugher.comnasa.govthisdayinaviation.comairspacemag.comvia Wikidata · CC0On the mapAvailable in 7 languagesEspañolFrançais日本語РусскийPolskiفارسیvia Wikidata sitelinks · CC0ConnectionsBoeing B-52 StratofortressConceptX-15EntityCategoriesAircraft related to spaceflightBoeing B-52 StratofortressCommons link from WikidataIndividual aircraftNASA aircraftUnited States special-purpose aircraft