The two solid rocket boosters flew in different directions as the external fuel tank became a fireball.(AP: Bruce Weaver / File) Forty years ago, the Challenger space shuttle disintegrated just after ...

This browser does not support the Video element. Seven astronauts were killed in the 1986 space shuttle Challenger disaster. Because a teacher was aboard, millions of schoolchildren watched the event ...

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 ...

NASA developed space shuttles to make more routine trips back and forth between the earth’s surface and Low Earth Orbit. NASA built six space shuttles, the first one launching in 1981 and the last one ...

On this day 40 years ago, America tragically lost 7 brilliant, visionary, and courageous titans of space exploration aboard the Space Shuttle Challenger. On this solemn anniversary, we acknowledge ...

How Long After Launch Did the Challenger Explode? It’s hard to believe that it’s been 40 years to the day since the Space Shuttle Challenger exploded just 73 seconds after liftoff, in front of the ...

A flag that survived the Challenger space shuttle explosion in 1986 will be permanently displayed at the Challenger Learning Center in Colorado Springs, offering visitors a tangible connection to one ...

Forty years ago, the NASA space shuttle Challenger exploded 73 seconds after liftoff, killing all seven crew members. Among the seven crew members were five NASA astronauts, as well as a payload ...