Explorer 2
Orbiter
Explorer 2 was an American unmanned space mission within the Explorer program. Intended to be a repetition of the previous Explorer 1 mission, which placed a satellite into medium Earth orbit, the spacecraft was unable to reach orbit due to a... Wikipedia
Launch date: March 5, 1958 at 1:28 PM GMT-5
Spacecraft: Explorer II
Launch mass: 14.22 kg (31.3 lb)
Mission duration: Failed to orbit; 120 days (planned)
Rocket: Juno I (RS-26)
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