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 ...

Challenger exploded 73 seconds after liftoff while carrying seven people, including "Teacher in Space" participant Christa McAuliffe. Nobody survived the launch on Jan. 28, 1986 from NASA's Kennedy ...

On February 1, 2003, the space shuttle Columbia fell apart as it returned to Earth after spending more than two weeks in space. The accident instantly killed all seven astronauts on board. This was ...

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

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

I watched the Challenger shuttle disaster from inside Mission Control - 40 years ago today ...

Forty years ago, Americans were shocked when the space shuttle Challenger exploded 73 seconds after it launched on a chilly ...

Tragedy killed seven crew members 73 seconds into flight ...

The loss of the Space Shuttle Challenger and its seven brave astronauts 40 years ago inflicted a generational wound on the ...

The program featured Capt. Robert “Hoot” Gibson, a veteran NASA astronaut who flew five space shuttle missions, including ...

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