19 May 2011, 05:00 PM ET
NASA will ask Endeavour astronauts to conduct an extra inspection of damaged tiles on their shuttle's heat shield.
19 May 2011, 03:18 PM ET
Two spacewalkers will swap out science experiment materials outside the space station.
19 May 2011, 08:39 AM ET
Astronaut Mark Kelly received updates about his wife's surgery while working on the International Space Station.
19 May 2011, 05:49 AM ET
Endeavour astronauts attached the station's new Alpha Magnetic Spectrometer to hunt for invisible cosmic rays.
18 May 2011, 05:05 PM ET
Space shuttle astronauts will attach the $2 billion Alpha Magnetic Spectrometer to the outside of the station.
18 May 2011, 01:31 PM ET
Kelly has thorough training focusing on the mission at hand despite events in his personal life.
18 May 2011, 06:14 AM ET
The space shuttle Endeavour arrived for one last visit to the International Space Station this morning.
18 May 2011, 05:08 AM ET
Two NASA astronauts aboard the shuttle Endeavour have challenged the citizens of Earth to an otherworldly game of chess.
18 May 2011, 03:20 AM ET
It still hasn't sunk in that Endeavour will never launch again.
17 May 2011, 03:38 PM ET
Learn how to spot the space shuttle Endeavour and International Space Station in the night sky.
17 May 2011, 11:30 AM ET
Atlantis made a slow roll from its processing facility to the giant Vertical Assembly Building where it will be assembled for launch.
17 May 2011, 09:11 AM ET
Space shuttle Endeavour launched on its final mission, STS-134, May 16, 2011, from Kennedy Space Center at Cape Canaveral, Fla.
17 May 2011, 05:03 AM ET
Stefanie Gordon nearly slept through Endeavour's launch during an airplane ride, but her iPhone caught the view.
17 May 2011, 04:13 AM ET
Endeavour's astronaut crew will perform an extensive survey of the shuttle's heat shield to look for any damage from the launch.
16 May 2011, 11:51 PM ET
NASA's shuttle Endeavour is chasing the International Space Station and due to dock Wednesday.
16 May 2011, 04:38 PM ET
A high-altitude balloon equipped with a camera captured unique views of Endeavour's final launch into space.
16 May 2011, 12:52 PM ET
For now, NASA workers must focus on the mission at hand before giving in to emotion over Endeavour's last liftoff.
16 May 2011, 10:00 AM ET
Among the roughly 500,000 spectators watching this morning's liftoff of the space shuttle Endeavour was one especially high-profile guest.
16 May 2011, 08:56 AM ET
Endeavour is ferrying six astronauts and an expensive astrophysics experiment to the International Space Station.
16 May 2011, 08:50 AM ET
The husband of a Congresswoman, an Italian Air Force colonel, and a geologist are slated to launch aboard the shuttle this week.
15 May 2011, 11:28 PM ET
NASA has begun fueling the shuttle Endeavour for its planned May 16 launch at 8:56 a.m. EDT (1256 GMT).
15 May 2011, 06:00 AM ET
NASA will try a second time to launch the shuttle Endeavour on Monday (May 16) at 8:56 a.m. EDT.
14 May 2011, 03:59 PM ET
NASA cleared the Endeavour orbiter for a planned Monday launch to begin the next-to-last space shuttle mission.
14 May 2011, 09:01 AM ET
The six veteran astronauts struck a pose to appear as if they were in J.J. Abrams' 2009 movie.
14 May 2011, 06:00 AM ET
Engineers who helped construct Endeavour reminisce about what it was like to be a part of the space shuttle program.
14 May 2011, 06:00 AM ET
SPACE.com takes a trip down memory lane with Daniel Brandenstein, shuttle Endeavour's first commander.
13 May 2011, 10:33 AM ET
NASA will launch the shuttle Endeavour on Monday at 8:56 a.m. EDT.
12 May 2011, 09:42 AM ET
The STS-134 crew arrived at Kennedy Space Center for Endeavour's last liftoff.
11 May 2011, 01:56 AM ET
See photos from the test launch of NASA's Ares 1 rocket for Orion spaceships.
10 May 2011, 04:23 PM ET
A record-holding spacewalker and veteran shuttle commander are the newest Hall of Fame astronauts.
10 May 2011, 12:57 PM ET
STS-134 is commanded by Mark Kelly. His command of the flight was thrown into question by the Tucson, AZ shooting which injured his wife, Representative Gabrielle Giffords.
06 May 2011, 01:57 PM ET
NASA is aiming to launch the space shuttle Endeavour on its final flight no earlier than May 16.
05 May 2011, 12:19 PM ET
NASA commemorated the launch and landing of the first American spaceflight to honor its 50th anniversary.
05 May 2011, 06:00 AM ET
On the anniversary of Alan Shepard's flight, America is at a turning point in space.
04 May 2011, 01:33 PM ET
Author Mary Roach talks about bathroom humor as a gateway to space science.
02 May 2011, 06:02 PM ET
The launch of NASA's space shuttle Endeavour will now occur no earlier than May 10.