Seven astronauts were killed in the 1986 space shuttle Challenger disaster. Because a teacher was aboard, millions of schoolchildren watched the event live in school. Forty years later, many of those ...

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

After SpaceX's gargantuan Starship rocket exploded and disrupted air travel during a January test flight, the company was reportedly slow to inform the FAA. Starship had separated from its Super Heavy ...

SAN DIEGO (KGTV) - A La Jolla High School teacher who was a finalist for the Teacher in Space program reflects on the 40th anniversary of the Challenger disaster and how the tragedy shaped her mission ...

A Dutch astrophotographer has unveiled a stunning portrait of the Eastern Veil Nebula, revealing the remnants of a colossal stellar explosion. The image, glowing from 2,100 light-years away in the ...

Add Yahoo as a preferred source to see more of our stories on Google. In this image taken from video, a SpaceX Super Heavy booster is seen exploding June 18 at a test site near the city of Starbase.

Forty years ago today, Americans were stunned, shocked and saddened when the Challenger space shuttle exploded 73 seconds after liftoff on a cold, cloudless day in Florida. A booster leak ignited the ...