07 March 2011, 01:50 AM ET
The space shuttle Discovery is set to depart from the orbiting outpost one last time today.
06 March 2011, 04:50 PM ET
The shuttle and station astronauts marked the end of the joint mission with a special goodbye ceremony today.
06 March 2011, 06:02 AM ET
SPACE.com has put together a list of some serious wakeup tunes, space music for astronauts.
06 March 2011, 06:00 AM ET
NASA has been waking astronauts in space with music for years. But singers and songwriters have been thinking about space too.
06 March 2011, 05:30 AM ET
Discovery's six astronauts are wrapping up their stay at the International Space Station today.
05 March 2011, 05:50 PM ET
The U.S. Air Force's X-37B robotic space plane blasted off Saturday afternoon on a mystery mission shrouded in secrecy, after being delayed a day by bad weather.
05 March 2011, 03:20 PM ET
The X-37B space plane will likely test tech for future satellites during its months in space.
05 March 2011, 02:51 PM ET
NASA will move the shuttle Endeavour to the launch pad March 9 ahead of its final mission.
05 March 2011, 05:15 AM ET
Astronauts on shuttle Discovery and the International Space Station focus on unpacking and repair work today.
04 March 2011, 06:03 PM ET
The U.S. Air Force's secret X-37B space plane was all set to launch on its second mission this afternoon, but the Florida weather didn't cooperate.
04 March 2011, 02:48 PM ET
The sentiments among the six Discovery crewmembers are a mixture of sadness and pride.
04 March 2011, 11:00 AM ET
The Air Force's second X-37B may well be testing out equipment for U.S. spy satellites, expert says.
04 March 2011, 04:48 AM ET
The 12 astronauts on shuttle Discovery and the space station have a busy unpacking day ahead.
03 March 2011, 07:23 PM ET
President Barack Obama called the 12 astronauts on the International Space Station today. Obama marked the final flight of shuttle Discovery and urged astronauts to unpack a space robot.
03 March 2011, 02:35 PM ET
The Robonaut-1 balloon took this video from about 100,000 feet up, just after NASA's space shuttle Discovery launched on Feb. 24, 2011. The wafting vapor trail Discovery left behind as it streaked into space is visible.
03 March 2011, 01:59 PM ET
Discovery's astronauts will have some well-deserved time off today.
02 March 2011, 07:08 PM ET
The U.S. military's super-secret X-37B space plane is all set to launch on its second mission Friday, though what it will be doing on orbit remains a mystery. The X-37B will launch from Cape Canaveral on an Atlas 5 rocket.
02 March 2011, 05:55 PM ET
Two Discovery astronauts tackled their final spacewalk outside the International Space Station today.
02 March 2011, 09:26 AM ET
A minor leak was detected on astronaut Steve Bowen's spacesuit.
01 March 2011, 03:33 PM ET
Discovery shuttle astronauts are trying new eyeglasses to ease eyestrain on aging eyes. Discovery delivered Superfocus glasses, an alternative to bifocals, to the International Space Station.
01 March 2011, 12:48 PM ET
Due to safety concerns, a proposed photo session at the International Space Station is off.
01 March 2011, 10:19 AM ET
Discovery shuttle astronauts delivered the Leonardo module to the space station today.
01 March 2011, 06:00 AM ET
Discovery shuttle astronauts will install a much-needed storage module at the space station today.
28 February 2011, 06:15 PM ET
Shuttle astronauts completed the first spacewalk of Discovery's STS-133 mission.
28 February 2011, 06:04 PM ET
Two astronauts working outside the International Space Station today collected an unusual souvenir of their spacewalk: a bottle full of space.
28 February 2011, 11:00 AM ET
Two astronauts are tackling a spacewalk outside of the International Space Station today.
27 February 2011, 05:53 PM ET
The astronauts reflect on the significance of Discovery's historic last mission.
27 February 2011, 09:01 AM ET
Discovery's six astronauts are gearing up for a busy day of unpacking.
26 February 2011, 06:32 PM ET
For the first time ever, spaceships from four different space agencies are linked in orbit at the same time.
26 February 2011, 02:23 PM ET
Discovery will stay docked to the orbiting lab for seven days.
26 February 2011, 06:41 AM ET
Shuttle Discovery will make its final arrival at the International Space Station today.
25 February 2011, 08:49 PM ET
A student balloon took dramatic photos of shuttle Discovery launching on its final flight Feb. 24. The balloon captured the photos from the edge of space.
25 February 2011, 08:10 PM ET
A debris strike on the space shuttle Discovery during its Thursday launch poses no threat to the spacecraft or its astronaut crew, NASA officials say.
25 February 2011, 03:00 PM ET
A bicycle crash may have kept astronaut Tim Kopra stuck on Earth, but he's with shuttle Discovery's crew in spirit.
25 February 2011, 10:41 AM ET
What will happen to space shuttle Discovery's flight if there is a partial government shutdown?
25 February 2011, 09:00 AM ET
Reminiscing with a former astronaut from the space shuttle Discovery's maiden voyage.