It's been 39 years since the Challenger space shuttle, carrying seven people, took off from Florida's Kennedy Space Center, ...

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

O-ring erosion on Discovery would have disastrous effects a year later It has been 40 years since NASA launched the first ...

For millions, it was an event that would be seared into their memories for the rest of their lives – on par with the Kennedy ...

Today marks 39th anniversary of Space Shuttle Challenger explosion, which took lives of seven crew members, including Ronald ...

On this date in 1986, the space shuttle Challenger exploded seconds after liftoff, destroying the orbiter and killing her ...

Looking back at the weather 39 years ago and how it impacted the Challenger launch, leading to one of the most tragic losses ...

On this day 39 years ago, all eyes were on the sky when the Challenger spacecraft exploded shortly after it launched.

TV viewers witnessed a tragedy in the skies above Florida. America lost is favorite astronaut-teacher Christa McAuliffe.

Beloved Concord teacher Christa McAuliffe, the first civilian teacher ever chosen for a space mission, was one of seven crew members killed in the disaster.

Today marks the 39th anniversary of the Space Shuttle Challenger disaster (Mission STS-51-L), when the shuttle's seven astronauts were killed by an explosion.

The world was shocked and saddened 39 years ago after the Space Shuttle Challenger tragedy. The crewed shuttle mission for ...