NASA says that a piece of the Challenger Space Shuttle has been discovered off the East coast of Florida, 36 years after the disaster.

It's been 10 years since the Columbia space shuttle accident, and spaceflight safety has come a long way — but has it come far enough? Experts say traveling to space is still a risky business ...

A piece of debris from NASA's space shuttle Columbia has been discovered in Texas, eight years after the 2003 disaster that destroyed the spacecraft and killed its seven-astronaut crew during re ...

After years of working for NASA — flying as a pilot aboard the Columbia and assigned commander for a future Challenger mission that never happened — Overmyer served as a lead investigator of the 1986 ...

Beyonce has been labeled "insensitive" by some current and former NASA astronauts and families for sampling audio from the space shuttle Challenger disaster for a love song off her newly-released ...

Mary Cleave, the NASA astronaut who in 1989 became the first woman to fly on a space shuttle mission after the Challenger disaster, has died at the age of 76, the space agency announced on Wednesday.

"Truth, Lies, and O-Rings is the first look at the Challenger tragedy and its aftermath from someone who was on the inside, recognized the potential disaster, and tried to prevent it.

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 ...