09 March 2011, 05:42 AM ET
Discovery's final landing is a bittersweet moment for the astronauts and ground teams.
09 March 2011, 04:00 AM ET
Space shuttle Discovery will return to Earth today to end an illustrious career in space.
09 March 2011, 03:59 AM ET
NASA's shuttle Endeavour will make its last trek to the launch pad today as Discovery returns to Earth.
08 March 2011, 04:59 PM ET
NASA has cleared the space shuttle Discovery for one final landing. The final flight of Discovery will land in Florida to end a 13-day space mission, STS-133.
08 March 2011, 02:20 PM ET
See the history of the space shuttle Discovery.
08 March 2011, 02:07 PM ET
Amateur astronomers have caught snapshots of space shuttle Discovery on its last voyage.
08 March 2011, 01:04 PM ET
The six astronauts riding aboard the space shuttle Discovery paid tribute to their tried and true orbiter.
08 March 2011, 06:44 AM ET
Live from Mission Control! Rock band Big Head Todd and the Monsters performed their single "Blue Sky" wake Discovery's crew.
08 March 2011, 05:16 AM ET
Discovery's astronauts will spent today preparing the shuttle for its scheduled landing on Wednesday.
07 March 2011, 04:48 PM ET
Discovery's astronauts awoke to a special message from William Shatner, TV's original Captain James T. Kirk.
07 March 2011, 02:42 PM ET
Skywatchers have one last chance to see the space shuttle Discovery from the ground before it retires for good.
07 March 2011, 02:25 PM ET
NASA's space shuttle Discovery delivered some new science experiments to the International Space Station. SPACE.com looks at the weird science research on Discovery's last flight.
07 March 2011, 01:26 PM ET
NASA says there are no current plans to use iPads on the International Space Station. NASA cites lengthy and extensive testing process of new technology as the reason.
07 March 2011, 10:39 AM ET
NASA's shuttle Discovery left the International Space Station for the last time today.
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.