Forty years after the Challenger disaster, NPR explores the engineers' last-minute efforts to stop the launch, their decades ...
NASA's space shuttle Challenger completed 10 missions before it broke apart during a launch in 1986, killing seven astronauts ...
Forty years ago, Americans were shocked when the space shuttle Challenger exploded 73 seconds after it launched on a chilly ...
Add Yahoo as a preferred source to see more of our stories on Google. NASA's iconic Discovery space shuttle, which launched dozens of times from Florida's Space Coast, may not be on the move to a new ...
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