(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.
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 ...
Add Yahoo as a preferred source to see more of our stories on Google. Wednesday marks 40 years since the Space Shuttle Challenger disaster. On Jan. 28, 1986, the Challenger took off from the Kennedy ...