14 February 2013, 03:55 PM ET
SpaceX's Dragon capsule will be making its second contracted supply run.
01 February 2013, 06:15 PM ET
A day after the shuttle launched, an object appeared to separate from the orbiter in space.
01 February 2013, 01:56 PM ET
Retired astronaut Jerry Ross shares deeply personal memories of the Columbia and Challenger accidents with SPACE.com's Clara Moskowitz. Col. Ross was involved in comforting and counseling fallen astronauts' families.
01 February 2013, 01:14 PM ET
On the 10 year anniversary of the Columbia shuttle disaster, NASA remembers.
01 February 2013, 10:21 AM ET
See photos of NASA's 2013 memorial to the astronauts lost in the Columbia shuttle disaster and other space tragedies.
01 February 2013, 07:34 AM ET
See SPACE.com's look at the Columbia shuttle disaster 10 years later here.
01 February 2013, 06:00 AM ET
NASA's space shuttles are amazing flying machines. They launch like rocket, land like airplanes and then hit the hangar for a pit stop before turning around and doing it again.
Now, nearly 30 years after the first space shuttle - Columbia - bla
01 February 2013, 03:08 AM ET
The tragedy reminded NASA and the nation just how tough it is to explore the final frontier.
01 February 2013, 01:58 AM ET
See photos from STS-107, the tragic final flight of the space shuttle Columbia in early 2003.
31 January 2013, 06:30 AM ET
The Sunjammer will help test out technology that could be useful for space weather forecasting and interstellar travel.
30 January 2013, 02:00 PM ET
The Dream Chaser will fly solo for the first time in six to eight weeks.
27 January 2013, 07:46 AM ET
See a photo chronicle of NASA's space shuttle Challenger accident on Jan. 28, 1986.
25 January 2013, 07:00 AM ET
Ten years ago this month the devastating Columbia accident took the lives of seven astronauts.
18 January 2013, 07:56 AM ET
President Obama has visited NASA facilities and spoken with astronauts in space since taking office in 2009.
16 January 2013, 07:00 AM ET
Columbia broke apart upon re-entry on Feb. 1, 2003, killing all seven astronauts aboard.
21 December 2012, 04:02 PM ET
Manhattan's Intrepid Museum reopened for the first time after Hurricane Sandy damage was repaired.
20 December 2012, 05:07 PM ET
The damage Enterprise suffered during "Superstorm Sandy" is minor, museum officials say.
18 December 2012, 09:40 AM ET
Atlantis takes flight.
17 December 2012, 06:32 PM ET
Ride had led Grail's MoonKAM project, which allowed kids to choose sites for the spacecraft to photograph.
12 December 2012, 10:01 AM ET
An astronaut perched, ready to grab the Intelasat VI satellite.
04 December 2012, 09:25 AM ET
The orbiter Atlantis holds the spacecraft in its payload bay.
03 December 2012, 02:33 AM ET
NASA's space shuttle program included five orbiters and one prototype. Which was your fave?
03 December 2012, 02:30 AM ET
The museum display has space shuttle Atlantis tilted to look as if it's still soaring through space.
30 November 2012, 02:06 PM ET
Canada's first astronaut Marc Garneau is trading his spacesuit for politics.
26 November 2012, 11:26 AM ET
The jumbo jet will soon go on public display.
09 November 2012, 05:40 PM ET
The exhibit opens to the public this Saturday (Nov. 10).
03 November 2012, 06:38 PM ET
The retired shuttle orbiter Atlantis arrived at the Kennedy Space Center Visitors Center.
02 November 2012, 07:57 AM ET
The shuttle Atlantis departed its Vehicle Assembly Building to make the 9.8 mile trek to the Kennedy Space Center Visitors Center.
01 November 2012, 10:58 AM ET
Space Shuttle Atlantis is rolled over to the VAB.
31 October 2012, 06:33 PM ET
The shuttle orbiter is now on view at a Los Angeles museum.
26 October 2012, 11:55 AM ET
The last space shuttle NASA owns is headed for its museum display Nov. 2.
20 October 2012, 01:21 AM ET
Space shuttle Endeavour's recent drive through Los Angeles streets has sparked a new space souvenir.
19 October 2012, 02:42 PM ET
Atop NASA's Shuttle Carrier Aircraft Space shuttle Endeavour flew over many Los Angeles area landmarks on its final ferry flight Sept. 21, 2012, including the Hollywood Sign, Griffith Observatory, Disneyland, and the California Science Center.
17 October 2012, 04:01 PM ET
The spectacular time-lapse views of Endeavour were captured by a team of photographers.
17 October 2012, 03:20 PM ET
Shuttle Endeavour wowed millions of spectators during its three-day Los Angeles odyssey.
15 October 2012, 03:02 PM ET
And waiting. And waiting. And waiting…