Mr. Beat tells the story of the Space Shuttle Challenger Disaster, which shook NASA and the country as a whole as the first ...

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 ...

WASHINGTON — It's been 39 years since the Challenger space shuttle explosion, one of NASA's most devastating tragedies. NASA's Challenger shuttle exploded 73 seconds after lifting off on Jan. 28, 1986 ...

In 1986, seven astronauts boarded Space Shuttle Challenger for what was meant to be a routine tenth flight of the orbiter.