NASA astronaut Scott Kelly's one-year stay on the International Space Station will be a one-of-a-kind science experiment studying the effects of long-duration spaceflight, made possible by history's only set of two-of-a-kind spacefliers.
NASA's Orion space capsule splashes down in the Pacific, completing its first test launch. Jay Gray reports.
A rocket carrying a private unmanned spacecraft to the International Space Station exploded shortly after launch on Tuesday.
If you've always wanted to leave your mark in space, here's your chance!
NASA has awarded the highly-anticipated space taxi contract to Boeing and SpaceX, a move which will end the agency’s reliance on Russian technology to transport U.S. astronauts to the International Space Station.
NASA astronauts are training for a mission that could send them to an asteroid, a possible first step towards Mars.
The Low-Density Supersonic Decelerator spacecraft, shaped like a science-fiction flying saucer, could launch from Hawaii later this week.
NASA gives sneak peek of new communications satellite set to be launched later this month.
Astronauts prepare for emergency repairs to International Space Station.
NASA launches unmanned "Maven" spacecraft to Mars.
Employees of Johnson Space Center in Houston feel impact of budget impasse
NASA has announced it is to fund construction of the world's first ever 3D food printer.
An electrocardiogram of Apollo 11 commander Neil Armstrong's heartbeat is going up for auction....
Aspiring teen astronaut moves one step closer to her goal of traveling to Mars.
Powder drilled out of a rock on Mars contains the best evidence yet that the Red Planet could have supported life billions of years ago.
On the morning of that fateful Saturday, the first day of February 2003, the Columbia astronauts prepared their ship for its landing at their Florida launch site.
Today marks the 27th anniversary of the Challenger explosion.
Memorial service held to honor the first man to walk on the moon. Chris Clackum reports.