Juno II | Explorer 7
Launch Successful
L - -- : -- : -- : --
Instantaneous launch window.
Launch Window
Oct. 13, 1959, 3:30 p.m. - Oct. 13, 1959, 3:30 p.m.
Instantaneous launch window.
Oct. 13, 1959, 3:30 p.m. - Oct. 13, 1959, 3:30 p.m.
Explorer 7 was designed to measure solar x-ray and Lyman-alpha flux, trapped energetic particles, and heavy primary cosmic rays. Secondary objectives included collecting data on micrometeoroid penetration, molecular sputtering and studying the Earth-atmosphere heat balance.
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.
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Unknown classified payload(s) for the Russian military.
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