Thor DM-21 Ablestar | Transit 3A
Launch Failure
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Nov. 30, 1960, 7:50 p.m.
Instantaneous launch window.
Instantaneous launch window.
Transit 3A was a US Navy navigation satellite that was destroyed by range safety when the launch vehicle shut down too early.
The Thor-Ablestar, or Thor Able-Star, also known as Thor-Epsilon was an early American expendable launch system consisting of a PGM-17 Thor missile, with an Ablestar upper stage. It was a member of the Thor family of rockets, and was derived from the Thor-Able.
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