19 March 2014, 10:39 AM ET
Astronauts build the ASEM structure during the fourth EVA of the STS-49 mission.
18 March 2014, 01:17 PM ET
Malaysia Airlines flight MH370 has been missing for more than a week, and new satellite evidence suggests that it flew far off course for many hours after cutting off communication with the ground.
17 March 2014, 05:10 PM ET
To make the find, astronomers developed a big new array of superconducting detectors for a telescope at the South Pole, which spotted characteristic patterns in ancient light left over from the Big Bang.
17 March 2014, 04:00 PM ET
The ground communication terminal for the Brazil/United States communication link via the Relay satellite which was launched late in 1962.
17 March 2014, 06:45 AM ET
Our species tends to focus on defusing dangers deemed immediate and extreme. But protecting the planet from asteroids will require constant vigilance over the long haul, experts say, since the threat of a major cosmic impact will never go away.
16 March 2014, 12:10 AM ET
What was your favorite space news story of the last week?
15 March 2014, 11:37 PM ET
From a blindingly-bright fireball blazing across an aurora-filled sky to amazing views of our planet tweeted by astronauts, don't miss these amazing space images of the week for March 16, 2014.
14 March 2014, 02:40 PM ET
The National Geographic Channel TV show "Live from Space" isn't set to air until tonight (March 14), but you can start gearing up for the historic broadcast right now. The "Live from Space" website now features a live International Space Station tracker.
14 March 2014, 10:20 AM ET
Seymour Schwartz prepares substances to be analyzed for evaporation properties.
14 March 2014, 06:00 AM ET
Engineers at MIT suggest setting up orbital propellant depots to fuel future missions to the moon. Such en-route stations would mean spacecraft could launch with less fuel on board and hence carry heavier loads like larger scientific experiments.
13 March 2014, 01:01 PM ET
This week is your last chance to enter a competition for $25,000 to develop your own space exploration game. Games for Change, an organization that aims to make a social mark through digital games, is hosting a contest asking people to share their ideas.
13 March 2014, 10:01 AM ET
It takes work to send video from space. "Live from Space," a National Geographic Channel TV show airing Friday (March 14), will feature live video of International Space Station astronauts Rick Mastracchio and Japanese astronaut Koichi Wakata.
13 March 2014, 07:38 AM ET
NASA's successful, on-the-ground test proves new technologies to service one-shot satellites can be effective.
12 March 2014, 11:33 PM ET
It is estimated that by 2050 there will be a six-fold increase in the number of flights there are today. This is going to be an environmental problem, and it will need radical change in aircraft design to deal with it.
12 March 2014, 12:01 PM ET
The slow process of capturing science data is about to go into serious overdrive with a NASA laser communication experiment set to launch to the International Space Station.
12 March 2014, 10:56 AM ET
A Soviet test engineer drinks from a water dispenser in the Soyuz spacecraft mock-up.
11 March 2014, 05:24 PM ET
NASA and asteroid-mining company Planetary Resources have teamed up to launch a contest series called "Asteroid Data Hunter," which asks the public to develop algorithms that can help identify space rocks in Earth's neck of the cosmic woods.
11 March 2014, 11:03 AM ET
Engineers check out the world's first communication satellite known as the Early Bird.
10 March 2014, 08:00 AM ET
Researchers are developing flat, blanket-size landers that could be delivered en masse to worlds such as Mars or Jupiter's moon Europa. The approach could enable NASA to mount missions to places previously deemed too risky to explore, researchers say.
08 March 2014, 04:16 PM ET
What was your favorite space news story of the last week?
08 March 2014, 01:17 PM ET
From a disintegrating asteroid to space junk cleanup, don't miss these amazing space images of the week for March 8, 2014.
08 March 2014, 09:31 AM ET
See NASA's schedule of events and exhibits at the annual SXSW festival in Austin, Texas, in this announcement from the space agency. Let
07 March 2014, 03:40 PM ET
A new study indicates that the entry, descent and landing of SpaceX's unmanned Dragon capsule at Mars is viable. Moreover, the capsule's descent technique would help set the stage for future human missions to the Red Planet.
07 March 2014, 06:30 AM ET
A record release of 33 CubeSats from the International Space Station ended Friday after a methodical series of deployments of miniature Earth imaging satellites for San Francisco-based Planet Labs Inc.
06 March 2014, 10:33 AM ET
Facebook is in talks to buy a drone company that manufactures ultra-lightweight, solar-powered planes that are designed to fly high above commercial air traffic and can impressively remain aloft for up to five years, according to news reports.
06 March 2014, 08:51 AM ET
The Remote Robotic Oxidizer Transfer Test (RROxiTT) was successfully completed when a unique propellant transfer system (PTS) pumped fuel in to mock tank at the NASA KSC (Florida), while being controlled at NASA Goddard (Maryland).
05 March 2014, 01:04 PM ET
NASA's Mars MAVEN mission (arriving 21 September 2014) will detect and measure how the solar wind interacts with the Red Planet’s atmosphere, giving clues to where its water went and why.
05 March 2014, 11:00 AM ET
NASA unveiled its 2015 budget request on Tuesday (March 4), a $17.5 billion spending plan that would maintain the space agency's major ongoing missions. See Space.com complete coverage of NASA's 2015 budget request here:
05 March 2014, 07:00 AM ET
The White House's 2015 federal budget request, which was released today, slashes funding for the space agency's Stratospheric Observatory for Infrared Astronomy, a modified Boeing 747 aircraft that scans the heavens using an 8.2-foot-wide telescope.
05 March 2014, 06:00 AM ET
Astronomers are drawing inspiration from a new MUSE: The Multi Unit Spectroscopic Explorer on ESO’s Very Large Telescope in Chile combines cameras and spectrographs to build 3D space time maps.
04 March 2014, 06:54 PM ET
If scientists do find life on Mars, it may be possible to beam Martian DNA back to Earth, according to a new idea growing in popularity. If Martian bugs can be found, the idea of "faxing" life from Mars is an enticing prospect.
04 March 2014, 06:07 PM ET
NASA unveiled its 2015 budget request on Tuesday (March 4), a $17.5 billion spending plan that would maintain the space agency's major ongoing missions, while supporting ambitious new science missions. See reactions to the new NASA budget.