This 70mm frame shows the 50,162-pound Chandra X-ray Observatory before it was tilted upward for its release from the Space Shuttle Columbia's payload bay on July 23, 1999, just a few hours following the shuttle's arrival ...
Fifteen years ago, NASA's Chandra X-ray Observatory was launched into space aboard the Space Shuttle Columbia. Since its deployment on July 23, 1999, Chandra has helped revolutionize our understanding of the universe through ...
A Senate panel set aside $100 million Thursday to develop a US rocket engine as an alternative to Russian equipment currently used to launch military satellites into orbit.
A NASA top official wrestled with what he thought was a hypothetical question: What should you tell the astronauts of a doomed space shuttle Columbia?
Now that the dust has settled in the New Mexico desert where supersonic skydiver "Fearless Felix" Baumgartner landed safely on his feet, researchers are exhilarated over the possibility his feat could someday help save the ...
(AP) -- Astronauts may need to take the unprecedented step of temporarily abandoning the International Space Station if last week's Russian launch accident prevents new crews from flying there this fall.
A piece of the ill-fated space shuttle Columbia has surfaced in eastern Texas, where a severe drought has dried up a lake and exposed debris from the 2003 accident, NASA said Tuesday.
For many, no single word evokes as much pain. Challenger.
(AP) -- President Barack Obama is redirecting America's space program, killing NASA's $100 billion plans to return astronauts to the moon and using much of that money for new rocket technology research.
Gravity is a constant for all organisms on Earth. It acts on every aspect of our physiology, behavior and development – no matter what you are, you evolved in an environment where gravity roots us firmly to the ground.