Challenger at 40: Lessons from a tragedy

Forty years ago, the space shuttle Challenger exploded 73 seconds after liftoff. Seven astronauts were killed, including ...

40 years ago, the Space Shuttle Challenger disaster changed Central Floridians’ lives

It’s been 40 years since the Space Shuttle Challenger disaster. It was a day the nation slowly realized something had ...

40 years after Challenger: Lingering guilt and lessons learned

Forty years after the Challenger disaster, NPR explores the engineers' last-minute efforts to stop the launch, their decades ...
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Image of the day: The first space shuttle external tank

Seen in this historic photo from the U.S. space agency, the first Space Shuttle External Tank, or the Main Propulsion Test Article, entered NASA history on September 9th, 1977, when it rolled off of ...
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NASA's first Space Shuttle astronaut selection redefining the right stuff David J. Shayler, Colin Burgess

Unofficially they called themselves the TFNG, or the Thirty-Five New Guys. Officially, they were NASAs Group 8 astronauts, selected in January 1978 to train for orbital missions aboard the Space ...