21 September 2014, 10:30 PM ET
After a 10-month journey through deep space, NASA's MAVEN probe arrived in Mars orbit late Sunday, on a mission to help determine why the Red Planet changed from a warm and wet place in the ancient past to the cold, arid world it is today.
19 September 2014, 12:44 PM ET
The first-ever item to be 3D printed in space is being kept a well-guarded secret. The first 3D printer designed to operate in zero-g is set to launch to the space station to learn if 3D printing is viable in orbit. But what will it print first?
17 September 2014, 01:51 PM ET
This European instrument will split the view of the night sky into 16 'tiled' images, giving astronomers a 6.7° field of view. That’s 13X the size of the Moon, as seen from Earth.
17 September 2014, 12:05 AM ET
The Wide Field Imager (WFI) on the MPG/ESO 2.2-metre telescope at the La Silla Observatory in Chile captured this space wallpaper of dark cloud Lupus 4 blotting out background stars.
16 September 2014, 07:04 AM ET
Look out, astronauts – your companion robot on the International Space Station is mobile! NASA's Robonaut 2 has received a new set of legs to allow it to do repairs both inside and outside the station, eventually.
15 September 2014, 10:15 AM ET
NASA officials unveiled a huge new tool that will help them build the space agency's next mega rocket.
15 September 2014, 07:00 AM ET
A concept mission that would fire scientific missiles at Mars to search for signs of subsurface life is making technical strides, team members say, but it still needs quite a bit of financial help to get off the ground.
13 September 2014, 10:51 AM ET
From a colorful map of Rosetta Probe's comet target to a video of a trash-filled spaceship's fiery demise, don't miss these amazing space images of the week for Sept. 13, 2014.
12 September 2014, 11:48 AM ET
The United States military's high-technology branch is hoping to test out on-orbit satellite servicing in orbit in the next five years.
11 September 2014, 07:00 AM ET
The U.S. Air Force is using a new tool in its effort to preserve space history: lasers. The 45th Space Wing is using a laser scanner to create virtual models of the Cape Canaveral space launch complexes in partnership with the University of South Florida.
11 September 2014, 12:00 AM ET
See amazing images of the night sky and cosmos in Space.com's gallery of cosmic images posted in August 2014.
10 September 2014, 10:34 AM ET
A prototype was created by researchers at NASA's Jet Propulsion Laboratory and Brigham Young University. They could be "useful one day in utilizing space solar power for Earth-based purposes" according to NASA.
10 September 2014, 07:25 AM ET
NASA has chosen four private companies to fly experiments high into Earth's atmosphere.
09 September 2014, 04:00 PM ET
The Giant Magellan Telescope (GMT) completed several major external reviews earlier this year and is on target to break ground in the Chilean Andes before the end of 2014. The huge scope should begin observing the heavens early in the next decade.
08 September 2014, 04:40 PM ET
Last night, two more of Planet Lab’s shoebox-sized Earth imaging satellites launched themselves from aboard the International Space Station, the latest in a series of technical mysteries.
08 September 2014, 12:48 PM ET
A brief history of orbital sea ice observatories from the Tiros weather satellites of the 1960's to the ICE-Sat 2 scheduled for launch in 2016. -- Part I: Pre-Space Age: http://goo.gl/7vTqwE
06 September 2014, 11:56 AM ET
From Comet Jacques to a coronal mass ejection, don't miss these amazing space images of the week for Sept. 6, 2014.
05 September 2014, 05:29 PM ET
The Marshall Space Flight Center in Huntsville, Alabama recently tested the injectors. Liquid oxygen and gaseous hydrogen were mixed and produced 20,000 lbs of thrust at over 6,000°F.
05 September 2014, 01:04 PM ET
Have you ever wished you could have your own personal satellite? One company is on a mission to put high-altitude balloons, akin to floating satellites, into the hands of space enthusiasts.
05 September 2014, 12:34 PM ET
Robots built by students from around the world will face off in a competition designed to test how well these wheeled explorers might one day get around on the surface of Mars.
05 September 2014, 09:44 AM ET
ESA's Rosetta spacecraft is carrying a bevy of internationally made instruments for imagery and spectroscopy of comet 67P/Churyumov-Gerasimenko. This animation highlights the wavelengths and fields of view the instruments can scan.
03 September 2014, 06:20 AM ET
China's space program has set its sights on an ambitious feat of lunar exploration: robotically landing a probe on the moon and returning lunar samples back to Earth.
03 September 2014, 06:01 AM ET
A dark, spider-shaped cloud of cosmic gas blocks out light from stars in a new image taken by a telescope in the Southern Hemisphere.
02 September 2014, 05:46 PM ET
The technology powering robotic arms in space could be used to perform minor surgeries for children on Earth.
02 September 2014, 04:30 PM ET
The 3D printer, which is scheduled to launch toward the orbiting lab Sept. 19 aboard SpaceX's unmanned Dragon cargo capsule, could help lay the foundation for an in-space manufacturing economy, agency officials say.
02 September 2014, 04:00 PM ET
The time has come -- the little Mars rover needs its first memory wipe.
30 August 2014, 12:22 PM ET
From donning a new space suit to a beautiful star explosion, don't miss these amazing space images of the week for Aug. 30, 2014.
29 August 2014, 03:52 PM ET
A new NASA mission launched in the Arctic this week could help scientists learn more about Earth's changing climate.
29 August 2014, 01:28 PM ET
The U.S. Air Force's mysterious unmanned space plane has winged beyond 600 days in orbit on a classified military mission that seems to have no end.
29 August 2014, 07:30 AM ET
Spacesuit makers Final Frontiers Design gave Space.com's @MiriKramer their latest generation suit to try on. The company, that was founded by Ted Southern and Nikolay Moiseev, is offering a "Space Suit Experience" to customers.
28 August 2014, 04:01 PM ET
In 2009, two previously competing designers teamed up to build a spacesuit glove as part of a NASA competition. After taking home second prize and winning $100,000 for their high-tech creation, Ted Southern and Nikolay Moiseev decided to go into business
28 August 2014, 11:39 AM ET
Do we live in a 2D hologram? Scientists at the U.S. Department of Energy's Fermi National Accelerator Laboratory (Fermilab) are conducting an experiment to probe the nature of space-time.