It's been 20 years since space shuttle Columbia broke apart during reentry, killing the entire crew of seven. NASA had high hopes for Columbia's 28th mission. It rocketed into space on Jan. 16, 2003, ...

Forty years ago, the NASA space shuttle Challenger exploded 73 seconds after liftoff, killing all seven crew members. Among the seven crew members were five NASA astronauts, as well as a payload ...

Space Shuttle Columbia disaster didn’t begin during re-entry. It began 16 days earlier, with something NASA believed was harmless. In 2003, Columbia launched on what appeared to be a routine mission.

Twenty years ago, the space shuttle Columbia took off on a scientific mission. On its way home, it flew over North Texas. “Good morning if you step out quickly that’s a live picture of the Space ...

CAPE CANAVERAL, Fla. — Families of the astronauts lost in the space shuttle Challenger accident gathered back at the launch site Thursday to mark that tragic day 40 years ago. All seven on board were ...

The two solid rocket boosters flew in different directions as the external fuel tank became a fireball.(AP: Bruce Weaver / File) Forty years ago, the Challenger space shuttle disintegrated just after ...

Wednesday marks the 40th anniversary of the Space Shuttle Challenger tragedy.The shuttle exploded 73 seconds after takeoff on Jan. 28, 1986.New Hampshire teacher Christa McAuliffe, 37, was one of the ...

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 ...

Earlier this month, NASA successfully evacuated four crew members from the International Space Station following a medical emergency. The four astronauts — two from the United States, one from Japan ...