07 October 2014, 02:49 PM ET
Two astronauts ventured outside the International Space Station to do some maintenance and repair work during a more than six-hour spacewalk today (Oct. 7).
07 October 2014, 10:20 AM ET
See photos of NASA's Reid Wiseman and European Space Agency astronaut Alexander Gerst taking their first spacewalk outside the International Space Station.
07 October 2014, 07:01 AM ET
Two astronauts will venture outside the confines of the International Space Station for a spacewalk today (Oct. 7).
06 October 2014, 03:07 PM ET
The Bigelow Expandable Activity Module (BEAM) is expected to head to the orbiting lab inside SpaceX's Dragon cargo spacecraft in 2015. The BEAM mission will test out expandable-habitat technology, NASA officials have said.
06 October 2014, 07:01 AM ET
Stratolaunch's huge rocket-launching plane could be launching Sierra Nevada Corporation's Dream Chaser space plane into orbit a few years from now.
05 October 2014, 12:26 PM ET
What was your favorite space news story of the last week?
05 October 2014, 08:53 AM ET
One decade after a huge milestone in commercial spaceflight, Sir Richard Branson thinks his spaceflight company Virgin Galactic's spaceship, is "on the verge" of another breakthrough in the industry.
04 October 2014, 11:01 AM ET
From a stunning image of the Red Planet from India's first spacecraft to a spectacular new photo showing a cluster of stars, don't miss these amazing space images of the week for Oct. 4, 2014.
04 October 2014, 08:30 AM ET
A NASA-backed study explores an innovative way to dramatically cut the cost of a human expedition to Mars -- put the crew in stasis.
03 October 2014, 12:25 PM ET
Lynn Sherr — the author of the recently-released book, "Sally Ride: America's First Woman in Space" — paid tribute to the late astronaut Thursday (Oct. 2) on the satirical news program "The Colbert Report."
02 October 2014, 03:22 PM ET
When a Russian Soyuz spaceship pulled up to the International Space Station on Sept. 25, it had a distinctly off-kilter look due to a stuck solar wing. Here's how it looked to NASA astronaut Reid Wiseman from inside the orbiting laboratory.
02 October 2014, 01:28 PM ET
The countdown is underway for the removal of NASA's iconic launch countdown clock at Kennedy Space Center in Florida. The large digital clock, which has stood for more than four decades, is being replaced by a modern display screen with more capabilities.
02 October 2014, 12:47 PM ET
On Oct. 4, 2004, private test pilot Brian Binnie launched into space at the controls of SpaceShipOne, making commercial spaceflight history. See how Binnie piloted SpaceShipOne to help his team win the $10 million Ansari XPrize.
02 October 2014, 10:25 AM ET
You don't have to become an astronaut to use the International Space Station's new 3D printer.
02 October 2014, 10:00 AM ET
The spacesuits of the future might be totally alien-looking. Instead of the bulky spacesuits that astronauts wear today, a group of MIT researchers want to "shrink-wrap" the spaceflyers of tomorrow.
02 October 2014, 07:00 AM ET
In the style of the popular television show 'The Amazing Race,' Canadian astronauts David Saint-Jacques and Jeremy Hansen had to complete physical and mental challenges concerning partners of the Canadian Space Agency.
01 October 2014, 03:56 PM ET
In 'Interstellar,' Nolan chronicles the search for another planet for humanity after life of Earth becomes unsustainable. See images from the film "Interstellar" in this Space.com gallery.
01 October 2014, 03:32 PM ET
The Delta 4 Heavy rocket was rolled out to Launch Complex 37 at Florida's Cape Canaveral Air Force Station on Sept. 30, then lifted to a vertical position Oct. 1 to prepare for the Dec. 4 test flight of NASA's Orion crew capsule.
01 October 2014, 08:22 AM ET
Images by astronaut Reid Wiseman as he floats above Earth in the International Space Station.
01 October 2014, 06:11 AM ET
MIT researchers have developed BioSuit, a skintight spacesuit that offers improvements over modern gas-pressurized spacesuits. See images of the BioSuit concept to shrink-wrap astronauts during planetary exploration.
01 October 2014, 12:36 AM ET
See photos from astronaut Alexander Gerst who is about to take off on a mission to the International Space Station, along with five others.
01 October 2014, 12:00 AM ET
See amazing images of the night sky and cosmos in Space.com's gallery of cosmic images posted in Septmeber 2014.
30 September 2014, 02:23 PM ET
An espresso machine on its way to the International Space Station in 2015 made its public debut at the International Astronomical Congress on Sept. 29. The "ISSPresso" project aims to give astronauts high-quality coffee in orbit.
30 September 2014, 01:55 PM ET
NASA's draft picks for its private spacecraft team now have their own rookie cards. The agency debuted 'collectible cards' featuring the Boeing and SpaceX capsules it selected to fly astronauts to the International Space Station.
30 September 2014, 11:11 AM ET
The life story of the late Neil Armstrong, the first person to walk on the moon, has taken two small steps toward landing on the big and small screens.
30 September 2014, 09:13 AM ET
Two days after laying off about 100 employees who had been working on its Dream Chaser vehicle, Sierra Nevada Corp. on Sept. 26 filed a protest with the U.S. Government Accountability Office of a commercial crew contract it lost earlier in September.
27 September 2014, 07:00 AM ET
Astronauts may be able to walk on the moon faster than previously thought, a new study reports. These new findings could help scientists design better spacesuits that could aid astronauts' exploration of the moon, Mars or asteroids.
26 September 2014, 04:00 PM ET
Engineers have integrated the two stages of the United Launch Alliance (ULA) Delta 4 Heavy rocket that will launch NASA's Orion capsule on a highly anticipated unmanned mission known as Exploration Flight Test-1 (EFT-1) in December.
26 September 2014, 07:44 AM ET
What do astronauts, a towel and a paranoid android have in common? The answer is 42. The International Space Station's Expedition 42 crew has featured the link between their numerical designation and "The Hitchhiker's Guide to the Galaxy" on a poster and
25 September 2014, 11:10 PM ET
Three new members of the International Space Station's Expedition 41 crew launched into orbit on Sept. 25, 2014 (Eastern Time). See photos of their launch and arrival at the orbiting laboratory.
25 September 2014, 10:53 PM ET
A Russian-built Soyuz space capsule carrying a crew of three reached the International Space Station late Thursday (Sept. 25), despite a stuck solar array that failed to deploy just after its launch six hours earlier.
25 September 2014, 06:09 PM ET
Waypoint 2 Space, a Houston-based company that trains people for commercial spaceflight, has launched a Kickstarter campaign to build a spacewalk simulator called the Modular EVA Training System (METS).