On Feb. 1, 2003, NASA was once again dealing with tragedy when Space Shuttle Columbia and her crew of seven astronauts were ...

David Klaus, a retired University of Colorado Boulder professor, was a 23-year-old launch control engineer at NASA when the ...

The Remembering Columbia Museum marked its 15th anniversary Sunday, continuing its mission to honor the seven astronauts who died when the space shuttle Columbia broke apart during re-entry 23 years ...

Sunday marks the 23rd anniversary of the Space Shuttle Columbia disaster that killed seven crew members, including Lubbock’s ...

NASA observed its annual Day of Remembrance Thursday to commemorate the astronauts killed in the Apollo 1 and space shuttles Challenger and Columbia accidents. The backstory: The annual event is held ...

Challenger exploded 73 seconds after liftoff while carrying seven people, including "Teacher in Space" participant Christa McAuliffe. Nobody survived the launch on Jan. 28, 1986 from NASA's Kennedy ...

The program featured Capt. Robert “Hoot” Gibson, a veteran NASA astronaut who flew five space shuttle missions, including ...

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

Seven American spacefarers were killed in a tragic event 40 years ago today that has become widely known as the Challenger disaster.