'Oh my God, no!' Space shuttle Challenger exploded 39 years ago
For millions, it was an event that would be seared into their memories for the rest of their lives – on par with the Kennedy ...
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NASA Challenger explosion remembered 39 years later
WASHINGTON — It's been 39 years since the Challenger space shuttle explosion, one of NASA's most devastating tragedies. NASA's Challenger shuttle exploded 73 seconds after lifting off on Jan. 28 ...