: 4 2 ▁G MT ▁on ▁ 1 1 ▁March ▁ 2 0 0 5 ▁from ▁Space ▁La unch ▁Complex ▁ 4 1 ▁at ▁Cape ▁C ana ver al , ▁Florida . ▁By ▁an ▁Atlas ▁ 5 ▁in ▁the ▁ 4 3 1 ▁configuration . ▁It ▁is ▁currently ▁located ▁at ▁ 1 4 3 . 5 ▁degrees ▁East . ▁ ▁In m ars at - 4 ▁F 1 ▁was ▁constructed ▁by ▁E AD S ▁Ast rium , ▁using ▁a ▁Euro star ▁E 3 0 0 0 ▁bus . ▁It ▁has ▁a ▁mass ▁of ▁ 5 9 5 9   kg ▁and ▁is ▁expected ▁to ▁operate ▁for ▁ 1 3 ▁years ▁ ▁On ▁ 1 7 ▁February ▁ 2 0 1 8 ▁In m ars at - 4 ▁F 1 ▁experienced ▁out age ▁due ▁to ▁loss ▁of ▁attitude ▁control . ▁ ▁References ▁ ▁External ▁links ▁▁ ▁http :// space . sky ro cket . de / doc _ s dat / in m ars at - 4 . htm ▁ ▁http :// www . in m ars at . com / about - us / our - s at ell ites / our - cover age / ▁ ▁http :// www . as . n orth rop gr um man . com / products / aa _ in m ars at / index . html ▁ ▁Category : Comm unic ations ▁sat ell ites ▁in ▁ge ost ation ary ▁orbit ▁Category : S at ell ites ▁using ▁the ▁Euro star ▁bus ▁Category : Space