Forty years ago, the space shuttle Challenger exploded 73 seconds after liftoff. Seven astronauts were killed, including ...
Forty years after the Challenger disaster, NPR explores the engineers' last-minute efforts to stop the launch, their decades ...
A SpaceX rocket booster exploded during ground testing early Friday at the company's Starbase complex in South Texas. There were no injures in the mishap, which involved the first in the newest ...
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