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

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

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

NASA's space shuttle Challenger exploded and broke apart Jan. 28, 1986, in the sky over East-Central Florida, killing the ...

Forty years ago today, disaster struck NASA’s human spaceflight program when the space shuttle Challenger exploded 73 seconds ...

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

Cold temperatures inhibited the space shuttle Challenger’s infrastructure from working properly. NASA has set potential ...

On Jan. 28, 1986, the Space Shuttle Challenger exploded 73 seconds after takeoff. All seven crewmembers on board were killed.