The Space Shuttle Challenger STS-51L mission was expected ... Schoolchildren around the country watched the launch, and the disaster, from their classrooms. The Challenger crew is honored at ...

The crewed shuttle mission for NASA ended moments after ... set to be one of the first “civilians” in space. A NASA investigation later found that cold weather and faulty O-rings on the ...

Corrections & Clarifications: An earlier version of this story misstated the date of the Space Shuttle Columbia disaster. It occurred Feb. 1, 2003. For millions of Americans, it was an event that ...

Corrections & Clarifications: An earlier version of this story misstated the date of the Space Shuttle Columbia disaster. It occurred Feb. 1, 2003. For millions of Americans, it was an event that ...

The strong-willed director of NASA’s Marshall Space Flight Center, he failed to pass on warnings from engineers that the ...

It was the deadliest US space flight disaster at that time ... with investigating the cause of the explosion pointed to the shuttle’s solid-fuel booster rockets as the likely culprit and ...

The man who led a NASA facility that shouldered much of the blame for the 1986 space shuttle Challenger explosion has died ...

“It’s the Space Shuttle Challenger ... The bulletin for the Challenger disaster was no doubt labeled “FLASH,” meaning the event had “transcendent” urgency. A flash was sent with ...

President Ronald Reagan immediately appointed a commission to investigate and report on the circumstances that led up to the ...

Those of us who are old enough to remember the space shuttle Challenger disaster can tell you exactly when and where we first ...