Forty years ago, the world watched in horror as NASA's space shuttle Challenger exploded mid-air, killing all seven crew members aboard. The disaster occurred at what was then the pinnacle of the U.S.

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

Seven astronauts were killed in the 1986 space shuttle Challenger disaster. Because a teacher was aboard, millions of schoolchildren watched the event live in school. Forty years later, many of those ...

It's now been 40 years since New Hampshire school teacher Christa McAuliffe died when the space shuttle Challenger exploded. All seven on board were killed when Challenger broke apart following ...

Forty years ago, on January 28, 1986, the nation gathered to watch the Space Shuttle Challenger launch, a historic mission carrying the first "teacher in space," Christa McAuliffe. But 73 seconds into ...

On January 28, 1986, the space shuttle Challenger exploded shortly after liftoff, killing the seven crew members on board The space shuttle disintegrated over the Atlantic Ocean, just off the coast of ...

(CNN) - Wednesday marks the 40th anniversary of the Challenger space shuttle explosion. It was a moment of collective grief on Jan. 28, 1986, when the space shuttle exploded during a live broadcast.

Jan. 28 (UPI) --On this date in history: In 1547, Henry VIII died and 9-year-old Edward VI became king of England. In 1782, the U.S. Congress authorized creation of the great seal of the United States ...

Human spaceflight remains hard, despite progress in "lessons learned." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Breaking space news, the ...

Add Yahoo as a preferred source to see more of our stories on Google. Forty years ago, the world watched in horror as NASA's space shuttle Challenger exploded mid-air, killing all seven crew members ...