: ▁▁ ▁V ander b ilt ▁University ▁Low ▁Energy ▁Pro ton ▁( LE P ) ▁radiation ▁experiment ▁( fl ight ▁spare ▁from ▁Fox - 1 A ) ▁ ▁P enn ▁State ▁University ▁Er ie ▁gy ros cope ▁experiment ▁ ▁It ▁also ▁car ries ▁a ▁V GA ▁camera ▁provided ▁by ▁Virginia ▁Te ch . ▁ ▁Mission ▁▁ ▁Fox - 1 Cl iff ▁was ▁launched ▁on ▁ 3 ▁December , ▁ 2 0 1 8 ▁via ▁Fal con ▁ 9 ▁Block ▁ 5 ▁from ▁V anden berg ▁Air ▁Force ▁Base , ▁California , ▁United ▁States . ▁ ▁Rece iver ▁failure ▁ ▁Short ly ▁after ▁deployment , ▁A O - 9 5 ' s ▁receiver ▁suffered ▁a ▁failure ▁due ▁to ▁unknown ▁reasons . ▁ ▁Name ▁ ▁The ▁satellite ▁is ▁the ▁third ▁of ▁five ▁Fox - 1 ▁sat ell ites , ▁and ▁was ▁originally ▁named ▁Fox - 1 C . ▁ ▁In ▁ 2 0 1 6 , ▁it ▁was ▁renamed ▁Fox - 1 Cl iff ▁in ▁honor ▁of ▁Cl iff ▁But t sch ard t , ▁a ▁long ▁time ▁member ▁of ▁A MS AT ▁and ▁a ▁contrib utor ▁to ▁the ▁project , ▁who ▁died ▁earlier ▁that ▁year . ▁ ▁After ▁its ▁launch , ▁Fox - 1 Cl iff ▁was ▁renamed ▁A O - 9 5 . ▁ ▁See ▁also ▁▁▁ ▁Fox - 1 A ▁ ▁Fox - 1 B ▁ ▁Fox - 1 D ▁ ▁References ▁▁ ▁Category : Art ific ial ▁sat ell ites ▁orbit ing ▁Earth ▁Category : Am ateur ▁radio ▁sat ell ites