 Nyorai mberi kweiyi ndima - X-37 yakatamiswa kubva kuNASA kuenda kuDefense Advanced Research Projects Agency DARPA musi wa13 Gunyana 2004. Pashure paikoko, purogiramu yacho yakava basa rakavanzika. DARPA yakasimudzira X-37 sorutivi rwetsika yomuchadenga yakazvimirira iyo Dhipatimendi Rokudzivirira reUnited States rakatevera chifo chengwavaira ya 1986 yeChallenger. 