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

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 exploded and broke apart Jan. 28, 1986, in the sky over East-Central Florida, killing the ...

The space shuttle Challenger explosion was a defining moment of the 1980s. Whether you were watching on TV or in person, ...

Former astronaut and professor Terry Hart is opening up 40 years later about the friends and colleagues he lost on board the ...

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

Today marks the 40th anniversary of the Challenger explosion. One of the crew members called South Carolina home.

Today marks the 40th anniversary of the Space Shuttle Challenger explosion.

The tragic explosion of the Challenger space shuttle killed all 7 spacefarers on board. A pilot for the mission was from ...

"I lost my father," Alison Balch said, "but to everyone else, they felt like they lost somebody also." ...

Because a teacher was going to space, millions of schoolchildren watched the Challenger lift off on Jan. 28, 1986. It exploded 73 seconds later.