05 March 2014, 06:43 PM ET
A space rock named 2014 EC (discovered March 5th, 2014, estimated 13-45 feet-wide) will give Earth a close shave on March 6th. This is the second asteroid that has flown between the Earth and moon in consecutive days.
05 March 2014, 05:10 PM ET
When Carl Sagan's beloved 13-part "Cosmos" series first aired in 1980, it was broadcast on PBS. But a new reboot of the show, hosted by Neil deGrasse Tyson, will launch in a much splashier fashion when it premieres on Fox and National Geographic Channel.
05 March 2014, 04:27 PM ET
A newfound asteroid will buzz close by Earth today (March 5), flying safely between our planet and the orbit of the moon, and you can follow the space rock encounter live online. Here's how to watch on Space.com at 3:30 pm ET.
05 March 2014, 04:18 PM ET
Mercury, the elusive planet that orbits closest to the sun, makes an appearance this month in the dawn sky.
05 March 2014, 04:07 PM ET
Asteroid 163 Erigone will occult the star Regulus on March 20th, 2014 at 2:06am ET and can be seen in part of the Northeast United States.
05 March 2014, 03:30 PM ET
Rocky Russian relations could leave U.S. astronauts without rides to the International Space Station. For now, the U.S.-Russian space partnership is insulated from the political whirlwind generated by Russia's decision to move troops into Crimea.
05 March 2014, 03:20 PM ET
Astronomers have calculated how fast a distant supermassive black hole rotates, clocking it at nearly half the speed of light. A fortuitious lineup of cosmic objects allowed scientists to measure the mind-boggling spin rate.
05 March 2014, 03:19 PM ET
Amateur astronomer Jeff Johnson of Las Cruces, N.M. captured this stunning view of the orange supergiant star Xi Cygni and the North American Nebula. See how he did it here.
05 March 2014, 02:10 PM ET
Randy Halverson (dakotalapse.com) captured the footage from April-Nov 2013 in South Dakota, Utah and Wyoming. 2 Canon 5D Mark III and 1 Canon 6D cameras were used to create this compilation.
05 March 2014, 01:44 PM ET
Asteroid 2014 DX110 was captured by Gianluca Masi of the Virtual Telescope Project (virtualtelescope.eu). Its closest approach is ~217,000 miles away from Earth on March 5th, 2014. (looped)
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, 11:41 AM ET
William 'Bill' Pogue, a USAF Thunderbirds pilot and NASA astronaut who served on the nation's first space station, died on March 3. Selected by NASA in 1966, Pogue made his first and only spaceflight with the final crew to man the Skylab orbital workshop.
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, 10:27 AM ET
A newfound asteroid will buzz close by Earth today (March 4), flying safely between our planet and the orbit of the moon, and you can follow the space rock encounter live online. The asteroid 2014 DX110 will zip by Earth at 4 p.m. EST (2100 GMT) today.
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.
05 March 2014, 01:00 AM ET
The White House's 2015 federal budget request, which was released Tuesday, allocates $15 million to help develop a mission to Europa, which harbors a potentially life-supporting ocean of liquid water beneath its icy shell.
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.
04 March 2014, 04:50 PM ET
Tensions between the United States and Russia are heightened as three International Space Station crewmembers (one American astronaut, and two cosmonauts) plan to fly back to Earth on a Russian Soyuz spacecraft Monday (March 10).
04 March 2014, 03:05 PM ET
NASA unveiled its 2015 budget request today (March 4), a request that seeks $17.5 billion for the agency. See NASA chief Charles Bolden's view of the agency's 2015 budget plan.
04 March 2014, 02:57 PM ET
A look at NASA’s flying telescope SOFIA as well as some fascinating images from the observatory.
04 March 2014, 02:40 PM ET
An elevator to the moon might not be as crazy as it sounds, according to one company. A moon-based elevator to space could radically reduce the costs and improve the reliability of placing equipment on the lunar surface.
04 March 2014, 01:12 PM ET
The NASA Administrator, former Shuttle Cdr. Charles F. Bolden, briefs taxpayers on NASA's goals including commercial partnerships, the Orion crew capsule and a possible heavy lift launcher.
04 March 2014, 01:08 PM ET
NASA's 2015 budget would remain essentially flat at $17.5 billion under a White House spending proposal unveiled today (March 4). It maintains the agency's biggest space programs, lays groundwork for major new astrophysics and planetary science.
04 March 2014, 12:50 PM ET
See images of NASA’s space exploration goals for 2015.
04 March 2014, 12:46 PM ET
The proposed 2015 federal budget released by the White House today (March 4) allocates $17.5 billion to NASA, a $200 million drop from the space agency's 2014 budget request.
04 March 2014, 12:08 PM ET
A human would be able to take flight off the surface of Saturn's moon Titan by running in a wingsuit — but only if they were as fast as sprinter Usain Bolt, a group of physics students say.
04 March 2014, 11:04 AM ET
The late astronomer Carl Sagan has inspired scientists, astronauts and the world with his work popularizing science and astronomy. See the long-lasting legacy of Sagan, an astronomy educator for the ages, in this Space.com gallery.
04 March 2014, 10:49 AM ET
Galaxy cluster Abell 3627 super-heated winds are stripping away gas from spiral galaxy ESO 137-001. The process known as ram pressure stripping is not affecting any of the spiral's stars but will hamper its ability to create new ones.
04 March 2014, 10:21 AM ET
See stunning photos of the night sky and sun as seen by stargazers around the world in this Space.com photo gallery for March 2014 made up of images sent in by Space.com readers.
04 March 2014, 10:00 AM ET
Europe’s biggest aerospace manufacturer, Airbus Group, will drop its scale-model Spaceplane from an altitude of 10,000 feet over Singapore in May. If that trial goes well, another unpowered drop from 100,000 feet could follow next year.
04 March 2014, 09:28 AM ET
NASA chief Charlie Bolden and NASA's chief financial officer Elizabeth Robinson will discuss the space agency's newest budget proposal during a news conference at 2 p.m. ET (1900 GMT).
04 March 2014, 07:04 AM ET
The European company EADS/Airbus is developing a commercial space plane for passenger flights. See images of the EADS space plane concept here.
04 March 2014, 07:00 AM ET
The detection of eight new planet candidates implies that virtually all red dwarfs throughout the galaxy have planets, and at least 25 percent of these stars in the sun's own neighborhood host habitable-zone "super-Earths," researchers said.
04 March 2014, 07:00 AM ET
Inside black holes dwell quantum remains of the stars from which they were formed, say a group of scientists, who also predict that these stars can later emerge once the black hole evaporates.