27 September 2013, 02:27 PM ET
The unmanned Cygnus spacecraft is expected to be grabbed by the orbiting lab's huge robotic arm at 7:15 a.m. EDT Sunday, with docking operations starting two hours later. You can watch the action live here at SPACE.com, beginning at 4:30 a.m. EDT.
27 September 2013, 12:08 PM ET
M. Scott Carpenter, who in 1962 became the second American to orbit the Earth, suffered a stroke earlier this week but is expected to recover. Carpenter, 88, was at his home in Vail, Colorado when he was stricken four days ago, NBC News reported Thursday
27 September 2013, 10:13 AM ET
Two female employees stand by the Intelsat IV in an anechoic chamber.
27 September 2013, 06:13 AM ET
In director Alfonso Cuarón's new movie, actress Sandra Bullock stars as an astronaut who suddenly finds herself floating uncontrollably in space. So why title the film "Gravity," the clear opposite of what the majority of people think of when they imagine
26 September 2013, 02:05 PM ET
The Apollo 12 Commander examines the unmanned Surveyor III spacecraft during the second extravehicular activity.
25 September 2013, 11:21 PM ET
A Soyuz capsule carrying two Russian cosmonauts and a NASA astronaut arrived at the station at 10:45 p.m. EDT Wednesday, less than six hours after blasting off from Baikonur Cosmodrome in the Central Asian nation of Kazakhstan.
25 September 2013, 05:00 PM ET
A Russian Soyuz rocket launched a new U.S.-Russian crew on an "express" flight to the International Space Station Wednesday (Sept. 25), kicking off a six-hour sprint to the orbiting laboratory.
25 September 2013, 10:00 AM ET
The Wright Brothers launch their third test glider at Kill Devil Hills, North Carolina.
25 September 2013, 06:00 AM ET
Two Russian cosmonauts and a NASA astronaut are slated to launch aboard a Russian Soyuz spacecraft from Baikonur Cosmodrome in Kazakhstan at 4:58 p.m. EDT today. You can watch coverage of here at SPACE.com beginning at 4:00 p.m., courtesy of NASA TV.
24 September 2013, 12:58 PM ET
NASA astronaut Chris Cassidy is getting used to life with gravity again after five months aboard the International Space Station. In an interview with SPACE.com, he reflected on his stay, his harrowing spacewalk and the prospect of longer missions.
24 September 2013, 10:24 AM ET
The hot laboratory viewed from inside as an engineer uses the manipulator arms.
24 September 2013, 07:01 AM ET
Sick astronauts could conceivably have been infected on Mars, some parts of which may be capable of supporting life as we know it. So the world may be reluctant to welcome such travelers home, leery of unleashing an alien superplague on Earth.
23 September 2013, 02:05 PM ET
Recently returned to Earth NASA astronaut Chris Cassidy talks to SPACE.com's Megan Gannon about science, exercise and EVA's on his tour of duty aboard the International Space Station.
23 September 2013, 11:40 AM ET
A private robotic ship bound for the International Space Station is going to have to wait it out in space until at least Saturday (Sept. 28) before delivering its cargo to the orbiting laboratory.
23 September 2013, 10:48 AM ET
NASA astronaut Karen Nyberg demonstrates how the COLBERT treadmill works on the International Space Station.
23 September 2013, 10:46 AM ET
The first object destined to leave our solar system, the Pioneer F spacecraft, carries this pictorial plaque to show other beings who, what, where and when the craft was designed.
23 September 2013, 09:38 AM ET
China's first manned space flight occurred in October 2003. Within 10 years since that flight, they've demonstrated rendezvous and docking, developed international partnerships and plans for the first Chinese space station
22 September 2013, 05:47 AM ET
A new robotic commercial cargo ship for the International Space Station skipped its first attempt to link up with the orbiting lab Sunday (Sept. 22) due to a rendezvous glitch that delayed its arrival for 48 hours, NASA officials say
21 September 2013, 09:25 PM ET
What was your favorite space news story of the last week?
21 September 2013, 10:21 AM ET
From Venus and the moon crashing a wedding photo to the milky way over an ancient temple, don't miss these stunning night sky and space from the last week.
21 September 2013, 07:01 AM ET
Orbital Sciences has contracted with NASA to make supply runs to the International Space Station.
20 September 2013, 06:58 PM ET
The unmanned Cygnus spacecraft is expected to be grappled by astronauts using the orbiting outpost's huge robotic arm at 7:25 a.m. EDT Sunday. If all goes according to plan, the spacecraft will be secured to its docking port beginning at 9:15 a.m. EDT.
20 September 2013, 04:36 PM ET
Houston's space shuttle mockup has a new name — and a date for its unveiling. Space Center Houston, the official visitor center for NASA's Johnson Space Center, has announced Oct. 5 as the day it will christen its full-size orbiter replica.
20 September 2013, 10:12 AM ET
The X-31 pilot practices a Herbst maneuver.
19 September 2013, 04:39 PM ET
Skywatchers across parts of the United States and southern Canada have several chances to spot the new private Cygnus spacecraft as it chases the International Space Station across the pre-dawn sky. Weather permitting, it will be possible to see both spac
19 September 2013, 10:13 AM ET
The two Apollo 13 crew members walk through the events of their upcoming EVA.
19 September 2013, 07:35 AM ET
NASA astronaut Chris Cassidy just landed back on Earth last week after spending more than five months aboard the International Space Station. SPACE.com will have a chance to chat with Cassidy on Thursday (Sept. 19) afternoon. What should we ask him?
19 September 2013, 06:00 AM ET
Members of the public, industry professionals and academics have descended upon Houson for the third annual 100-Year Starship symposium, which will discuss what the world needs to do to make interstellar travel a reality in the next 100 years.
18 September 2013, 03:54 PM ET
The mighty roar of a commercial rocket launching a brand-new private cargo ship on a stunning debut test flight from Virginia's Eastern shore today (Sept. 18) has NASA overjoyed and the spaceship's builder beaming with pride.
18 September 2013, 11:03 AM ET
An untested commercial spacecraft blasted off on its first trek to the International Space Station today, kicking off a major test flight for its Virginia-based builders and NASA. The unmanned Cygnus vehicle lifted off atop an Antares rocket.
18 September 2013, 10:14 AM ET
Technicians prepare for a test in the Noise Research Program at Lewis Research Center.
18 September 2013, 12:00 AM ET
A new commercial spaceship, Orbital Sciences' Cygnus vehicle, is poised to launch on a critical test flight to the International Space Station from Virginia's Eastern Shore today (Sept. 18). The Cygnus spacecraft launches atop an Antares rocket.