18 October 2011, 10:55 AM ET
Boeing is putting its CST-100 spaceship through its paces.
14 October 2011, 12:40 PM ET
Endeavour is gearing up for its final voyage, a trip to its retirement home at the California Science Center.
14 October 2011, 07:00 AM ET
The deal could be worth up to $4.5 million.
13 October 2011, 12:57 PM ET
It's time to accept the fact that the shuttles won't fly again, experts say.
11 October 2011, 02:59 PM ET
The California Science Center in Los Angeles is the future home of Endeavour.
04 October 2011, 12:07 PM ET
Houston and New York City are among those with tweaked plans to display NASA space shuttles.
28 September 2011, 09:31 AM ET
After 5 month aboard the International Space Station, the NASA astronaut returned to Earth aboard a Soyuz TMA-21 on September 16. SPACE.com's Clara Moskowitz caches up with him in this exclusive interview.
22 September 2011, 03:17 PM ET
Captain Eugene Cernan, commander of Apollo 17, upset with the United States' current inability to ferry astronauts to Low Earth Orbit, wants the STS program to be reinstated until a suitable replacement is put in place.
17 September 2011, 08:00 AM ET
The prototype shuttle Enterprise was revealed to the public on Sept. 17, 1976.
12 September 2011, 02:39 PM ET
A look at some of the top milestones from the first 50 years of human spaceflight, from Gagarin's historic flight to the birth of space tourism.
07 September 2011, 12:59 PM ET
NASA had 150 astronauts in 1999. Now it has 61.
01 September 2011, 12:34 PM ET
NASA's 30-year shuttle program is over.
29 August 2011, 10:44 AM ET
A long Russian rocket crash inquiry may force the six-man space station crew to leave the outpost empty.
29 August 2011, 02:23 AM ET
The International Space Station crew wants to know if they'll stay in space longer because of the crash.
26 August 2011, 02:05 PM ET
NASA's three space shuttles will go to museums in NYC, California, Washington and Florida.
25 August 2011, 03:52 PM ET
Russia may go ahead with navigation satellite launch on Aug. 25, two days after a Soyuz rocket crash.
25 August 2011, 02:06 PM ET
The launch of NASA's GRAIL moon-studying spacecraft should go off as planned Sept. 8.
25 August 2011, 11:50 AM ET
Wednesday's cargo-ship crash was the latest in a series of Russian launch failures in the last year.
17 August 2011, 06:02 PM ET
By proclamation of Mayor Bloomberg, today is "STS-135 Atlantis Crew Day" in New York.
11 August 2011, 10:14 PM ET
It's a showdown at NASA's Kennedy Space Center in Florida as space shuttle Discovery, at right, faces off with shuttle Endeavour.
11 August 2011, 06:05 PM ET
Two space shuttles passed each other nose to nose in a first-of-its-kind maneuver for NASA Thursday morning.
10 August 2011, 02:20 PM ET
NASA contractors are facing big job layoffs following the retirement of the space shuttle program.
05 August 2011, 04:36 PM ET
Her works now hang alongside those of Rockwell and Warhol.
04 August 2011, 09:31 AM ET
A cryogenic tank was discovered on the shores of Lake Nacogdoches in Texas and upon closer look by NASA, it was confirmed as debris from the Shuttle disaster. Find out what its function was aboard the Space Shuttle and the importance of its recovery.
02 August 2011, 02:12 AM ET
The historic MILA tracking station was built in the Apollo era and used for all 135 shuttle flights.
01 August 2011, 07:00 AM ET
NASA will hang onto many pieces, from the shuttles' windows to the main engines near the tail.
26 July 2011, 05:47 PM ET
Bryan O'Connor wanted to see out the end of NASA's space shuttle program.
22 July 2011, 03:44 PM ET
No more shuttles, Pluto has a new moon, Mars rover gets a landing site and more. Vote for the top space story of the week.
22 July 2011, 11:34 AM ET
Space shuttle Atlantis is slowly towed from the Shuttle Landing Facility to an orbiter processing facility at NASA's Kennedy Space Center in Florida for the last time in this amazing space wallpaper.
22 July 2011, 06:00 AM ET
The end of the NASA's space shuttle era is also the end for thousands of workers who have spent decades working in the program.
21 July 2011, 06:52 PM ET
Fifty percent of Americans think mothballing the space shuttle fleet will turn out to be bad for the United States.
21 July 2011, 02:43 PM ET
Following the final space shuttle landing, NASA is looking toward the future.
21 July 2011, 10:59 AM ET
Astronauts reflect on the end of the space shuttle era American human spaceflight future.
21 July 2011, 08:00 AM ET
Atlantis will be prepped for retirement at the Kennedy Space Center Visitor Complex in Florida.
21 July 2011, 07:56 AM ET
Atlantis' historic landing elicited a sense of pride and accomplishment, tinged with sadness, for those involved with the shuttle program.
21 July 2011, 06:54 AM ET
NASA Administrator salutes men and women who flew on the space shuttle.