NASA's space shuttle Challenger exploded 40 years ago today, killing its 7-person crew. Photos reveal Challenger's legacy.

NASA's space shuttle Challenger completed 10 missions before it broke apart during a launch in 1986, killing seven astronauts ...

Challenger at 40: The disaster that changed NASA

How a cold morning, failed O-rings, and flawed decision-making led to tragedy Forty years ago, Space Shuttle Challenger ...
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Doomed Challenger astronauts' horror final act in their last seconds alive

The Space Shuttle Challenger broke apart just 73 seconds after launch on January 28, 1986, killing all seven crew members ...

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 ...