GALEX

. Galaxy Evolution Explorer ( GALEX ma ọ bụ Explorer 83 ma ọ bụ SMEX-7 ) bụ igwe onyonyo NASA na-efe efe efe nke e mere iji hụ na ala n'ogologo ultraviolet iji eserese ihe mere eme nke ike na mbara igwe.  Na mgbakwunye na imeghe ụzọ maka ọrụ ultraviolet n'etiti, teliskop ọhọre kwere ka ndị na-na- mbara igwe , ihe omimi mbụ ụwa mbụ na otú o si, yana pụta nke ọma dị ka oghere ojii na ihe gbara mgbochi .  A gbatịpụrụ ozi a ugboro atọ n'ime apụ iri tupu mmalite ya na June 2013. Emepụtara GALEX na 28 ụgbọ 2003 wee wepụrụ ya na June 2013

.ikike elu ahụ kwụsiri ike nke nwere axis atọ, na-enwe ike sitere na anọiche nke inwe .  ikike ala satịlaịtị sitere na Orbital Sciences Corporation dabere na OrbView 4 .  Igwe teliskop ahụ bụ 50 cm (20 na) Ritchey–Chrétien mesara nwere gris na- arọ.  GALEX jiri ọkụ ọkụ UV dichroic beam-splitter na-efegharị na mbara igwe na-eduzi foton na nso UV (175-280 nanometers) na Far UV (135-174 nanometers) ihe ihe efere efere microchannel .  Nke ọ bla n'ime ihe ngosi nke ahụ nwere 65 mm (2.6 na) dayameta.  ihe nke or bit bụ 670 km (420 mi) Ibe ma na- መሪ na 29.00° na equator .