Duba wurin da ke ƙasa sannan ka amsa tambayar daga baya a cikin harshe ɗaya kamar yadda wurin yake:  Maria Zuber na Cibiyar Fasaha ta Massachusetts ita ce babbar mai binciken GRAIL. NASA's Jet Propulsion Laboratory ne ke kula da aikin. Ya zuwa ranar 5 ga Agusta, 2011, shirin ya kashe dala miliyan 496. Bayan ƙaddamar da jirgin sama an kira shi GRAIL A da GRAIL B kuma an buɗe gasar ga yaran makaranta don zaɓar sunaye. Kusan dakunan karatu 900 daga jihohi 45, Puerto Rico da Gundumar Columbia, sun halarci gasar. Sunaye masu nasara, Ebb da Flow, ɗaliban aji na 4 ne suka ba da shawara a Emily Dickinson Elementary School a Bozeman, Montana.Kowane jirgin sama yana watsawa da karɓar telemetry daga sauran jiragen sama da na ƙasa. Ta hanyar auna canjin nesa tsakanin jiragen sama guda biyu, an sami filin nauyi da tsarin ilimin duniyar wata. Jiragen sama guda biyu sun iya gano ƙananan canje-canje a cikin nesa tsakanin juna. Canje-canje a cikin nisa kamar ƙananan micron ɗaya sun kasance masu iya ganewa da auna. An zana taswirar filin jan hankali na wata a cikin cikakken bayani.  Tambaya: Wace Lab ce ke kula da shirin?
Laboratory na Jirgin Jirgin Sama na NASA