Sunday marks 38 years since the space shuttle Challenger lifted off on a chilly Florida morning and passed into history when the ship carrying seven astronauts -- one the first “civilian” in space, ...

The Challenger shuttle crew: (back, L-R) Ellison S Onizuka, Christa McAuliffe, Greg Jarvis and Judy Resnick. (Front, L-R) Mike Smith, Dick Scobee and Ron McNair - NASA/Getty Images In the dying days ...

Do you have any idea how much of the space shuttle Challenger is still lost in the ocean? The disaster of this infamous ...

The mission, known as STS-51-L, was the 10th flight of the Challenger space shuttle and the 25th flight of the Space Shuttle program. The launch ended in a catastrophic failure of the shuttle's ...

CAPE CANAVERAL, Fla. (AP) — A large section of the destroyed space shuttle Challenger has been found buried in sand at the bottom of the Atlantic, more than three decades after the tragedy that killed ...

A stunning discovery has been made 36 years after the Challenger space shuttle disaster. NASA officials tell ABC13 that a 20-foot segment of the shuttle was discovered and recovered by divers off the ...