Seven American spacefarers were killed in a tragic event 40 years ago today that has become widely known as the Challenger ...

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

The crew for the space shuttle Challenger flight 51-L leaves their quarters for the launch pad, Jan. 27, 1986, at the Kennedy ...

Seven astronauts lost their lives during the Challenger space shuttle disaster on Jan. 28, 1986. Four decades later, human ...

A former NASA staffer has claimed one of the astronauts on board the Challenger space shuttle saw footage of alien corpses ...

A catastrophic failure occurred 73 seconds after liftoff as the shuttle emerged from “Max-Q,” the period of highest mechanical stress in the lower atmosphere. The vehicle broke apart in flight and ...

Forty years ago, the Challenger space shuttle disintegrated just after lift-off. A small team of engineers tried to prevent ...

NASA’s 1986 Challenger mission was intended to inspire students to consider a future in space. The crew’s family is continuing their legacy.

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

Forty years after the space shuttle Challenger disintegrated shortly after liftoff, the disaster remains one of the most ...

Families of the astronauts lost in the space shuttle Challenger accident gathered back at the launch site Thursday to mark ...