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

The curious minds at What If explore a bizarre space explosion scientists cannot explain, revealing unknown phenomena and ...

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

In July 1969, the Soviet Union’s N-1 mega rocket lifted off from Baikonur and detonated seconds later, unleashing an apocalyptic blast that set the moon program back at the worst possible moment.

It's been 40 years since the Challenger space shuttle, carrying seven people, took off from Florida's Kennedy Space Center, exploding in mere minutes.

Jan. 28, 1986, 7 spacefarers were killed when shuttle Challenger exploded midair after launching from Kennedy Space Center in ...

New Hampshire school teacher Christa McAuliffe died on January 28, 1986 when the space shuttle Challenger exploded.

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

On Jan. 28, 1986, the Space Shuttle Challenger exploded 72 seconds after launch from Cape Canaveral, killing all seven crew members, including civilian teacher Christa McAuliffe.

The morning of the Space Shuttle Challenger explosion 40 years ago still remains the coldest Jan. 28 ever on the Treasure ...

The Space Shuttle Challenger exploded 40 years ago, on Jan. 28, 1986. The disaster was watched live on CNN across the globe and in person by family and friends of the crew and schoolchildren. A ...

(CNN) - Wednesday marks the 40th anniversary of the Challenger space shuttle explosion. It was a moment of collective grief ...