"Life is risky, even if you're not climbing on an eight million pound rocket and going around the moon,” said astronaut Reid ...

At least two Challenger astronauts are believed to have survived the shuttle's explosion, enduring a harrowing 2-minute, 45-second descent before impact ...

Few who witnessed NASA's Challenger Space Shuttle launch will ever forget the moment it broke apart just 73 seconds after liftoff, claiming the lives of all seven crew members. A minor design flaw in ...