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

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

As we reflect on the Challenger mission, 39 years later we want to know, what memories do you have of the shuttle, its crew, ...

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

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

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

In one of the tragic accidents of American space exploration, the Space Shuttle Challenger broke apart shortly after its ...

On Jan. 24, 1985, space shuttle Discovery took off from NASA's Kennedy Space Center (KSC) in Florida on STS-51C, the first space shuttle mission ...