2018_Explorer1_anniversary_poster

Explorer 1

Explorer_3

Explorer 3

Pioneer F spacecraft shown in orbit around Jupiter

Pioneer 10/11

Hawkeye Spacecraft 1974

Hawkeye 1

SpacecraftLaunch Date (UT)
Explorer 11958 Feb. 1
Explorer 31958 Mar. 26
Explorer 41958 July 26
Pioneer 31958 Dec. 6
Pioneer 41959 Mar. 3
Explorer 71959 Oct. 13
Injun 11961 June 29
Explorer 121961 Aug. 16
TRAAC1961 Nov. 15
Mariner 21962 Aug. 27
Explorer 141962 Oct. 2
Explorer 151962 Oct. 27
Injun 31962 Dec. 12
OGO 11964 Sept. 5
Injun 4 (Explorer 25)1964 Nov. 21
Mariner 41964 Nov. 28
OGO 21965 Oct. 14
Explorer 33 (AIMP-1, IMP-D)1966 July 1
Explorer 34 (IMP 4, IMP-F)1967 May 24
Mariner 51967 June 14
Explorer 35 (AIMP-2, IMP-E)1967 July 19
OGO 41967 July 28
Injun 5 (Explorer 40)1968 Aug. 8
Explorer 41 (IMP 5, IMP G)1969 June 21
Pioneer 101972 Mar. 3
Pioneer 111973 Apr. 6
Hawkeye 11974 June 3