The space shuttle Challenger explosion was a defining moment of the 1980s. Whether you were watching on TV or in person, ...

NASA's space shuttle Challenger completed 10 missions before it broke apart during a launch in 1986, killing seven astronauts ...

On Jan. 28, 1986, NASA’s 25th space shuttle mission, Challenger, left the launchpad in Cape Canaveral, Florida. Seventy-three seconds into flight, Challenger exploded over the Atlantic Ocean as ...

As if flying commercial planes wasn't stressful enough already, airlines are facing major safety issues because of SpaceX ...

Because a teacher was going to space, millions of schoolchildren watched the Challenger lift off on Jan. 28, 1986. It ...

Forty years ago, Americans were shocked when the space shuttle Challenger exploded 73 seconds after it launched on a chilly ...

Former astronaut and professor Terry Hart is opening up 40 years later about the friends and colleagues he lost on board the ...

Instead, high-energy radiation and electromagnetic pulses dominate, posing serious risks to satellites, spacecraft, and technology.

It's been 40 years since the Challenger space shuttle, carrying seven people, took off from Florida's Kennedy Space Center, ...