Juno II | Pioneer 3
Launch Successful
L - -- : -- : -- : --
Instantaneous launch window.
Launch Window
Dec. 6, 1958, 5:44 a.m. - Dec. 6, 1958, 5:44 a.m.
Instantaneous launch window.
Dec. 6, 1958, 5:44 a.m. - Dec. 6, 1958, 5:44 a.m.
Pioneer 3 was a spin-stabilized spacecraft intended as a lunar probe but failed to perform a lunar flyby as planned. Its mission was revised to measure radiation in the outer Van Allen radiation belts.
Juno II was an American space launch vehicle used during the late 1950s and early 1960s. It was derived from the Jupiter missile, which was used as the first stage.
The Army Ballistic Missile Agency was formed to develop the U.S. Army's first large ballistic missile. The agency was established at Redstone Arsenal on 1 February 1956, and commanded by Major General John B. Medaris with Wernher von Braun as technical director.
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