The Challenger disaster, which occurred on January 28, 1986, remains one of the most heartbreaking events in space exploration. The tragedy was caused by a failure in the shuttle’s solid rocket ...

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 ...

Today marks 39 years since the tragic Space Shuttle Challenger disaster, honoring the brave pioneers who lost their lives in space.