After two weather postponements during the weekend, skies cleared at the Kennedy Space Center and allowed NASA to successfully launch Discovery on just the second shuttle flight since the destruction ...
In U.S. human spaceflight program, the final launch decision rests with one person: the launch director. NASA's Mike Leinbach on making hardest call.
On January 28, 1986, the Space Shuttle Challenger exploded 73 seconds after liftoff. All seven astronauts onboard died. Brian ...
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