A new crew rocketed toward the International Space Station on Friday to replace the astronauts who returned to Earth early in ...

Add Yahoo as a preferred source to see more of our stories on Google. The Space Shuttle Challenger explodes shortly after lifting off from Kennedy Space Center, in Florida, on Jan. 28, 1986. All seven ...

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 ...

Can NASA and Elon Musk get us to Mars and beyond?

NASA’s first crewed moon mission in decades was delayed as its engineers grapple with an all-too-familiar rocket problem: hydrogen leaks. Fixing the issue is even trickier than it may seem.

Forty years ago, the NASA space shuttle Challenger exploded 73 seconds after liftoff, killing all 7 crew members. Among the seven crew members were 5 NASA astronauts, as well as a payload specialist ...

HOUSTON — Forty years ago, the space shuttle Challenger exploded 73 seconds after liftoff, killing all seven crew members aboard in a tragedy that shocked the nation and reshaped NASA's approach to ...

Space Shuttle Columbia and her crew of seven astronauts were lost after the shuttle broke apart during reentry. Columbia was just 16 minutes from landing at the Kennedy Space Center, when Mission ...

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 ...

Their eyes were watching. Some knew something was wrong. Others were slow to realize. Soon everyone came to grief. Forty years ago Space Shuttle Challenger climbed into the clear amid blue skies over ...

On February 1, 2003, the space shuttle Columbia fell apart as it returned to Earth after spending more than two weeks in space. The accident instantly killed all seven astronauts on board. This was ...

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 ...