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40 years ago, classified Shuttle mission foreshadowed Challenger's fatal flaw
It has been 40 years since NASA launched the first dedicated Department of Defense Space Shuttle mission ... that would doom Challenger a year later.… The five crew members launched on the ...
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NASA's Day of Remembrance: Three tragedies that shook the space program
Seventeen astronauts were lost in the Apollo 1 fire and the Challenger and Columbia space shuttle disasters. The crew of Apollo 1 during training in Florida in January 1967. From left, Virgil "Gus ...