12 March 2014, 12:36 PM ET
Information gathered by planetary and deep space craft may soon be streaming back to Earth in the form of a laser rather than by radio waves.
12 March 2014, 12:09 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.
12 March 2014, 12:05 PM ET
The IAU, the authority that assigns "official" names for all celestial bodies and surface features, will not legitimize any purchased names for cosmic objects and their features, including Martian craters, IAU officials announced today (March 11).
12 March 2014, 11:56 AM ET
A powerful telescope in Chile has imaged the largest yellow star ever discovered. The star, called HR 5171 A, shines 12,000 light-years from Earth in the center of a new image released today (March 12).
11 March 2014, 03:24 PM ET
This cool space wallpaper from the VLT Survey Telescope at ESO's Paranal Observatory shows the remarkable super star cluster Westerlund 1. This exceptionally bright cluster lies in the southern constellation of Ara (The Altar).
10 March 2014, 11:12 AM ET
Shining brightly in this space wallpaper by the Hubble Space Telescope is our closest stellar neighbor: Proxima Centauri. Proxima Centauri lies in the constellation of Centaurus (the Centaur), just over four light-years from Earth.
10 March 2014, 10:57 AM ET
Despite finding a slew of new stellar bodies outside the solar system, NASA's WISE telescope discovered no suggestion of a brown dwarf companion to the sun or a massive hidden planet.
07 March 2014, 12:37 PM ET
The European Space Agency’s ATV-4 spacecraft, an unmanned supply ship, burns up over an uninhabited stretch of the Pacific Ocean on Nov. 2, 2013 in this spectacular space wallpaper captured by an astronaut on the International Space Station.
07 March 2014, 12:20 PM ET
Astronomers have seen comets break apart as they near the sun, but they'd never witnessed anything similar in an asteroid in the main belt — until now. Hubble images show that the asteroid, known as P/2013 R3, has fragmented into 10 pieces.
07 March 2014, 11:09 AM ET
The 25-foot-wide (8 meters) asteroid 2014 EC came within 38,300 miles (61,600 kilometers) of our planet at 4:21 p.m. ET today, NASA officials said. For comparison, the moon orbits Earth at an average distance of 239,000 miles (385,000 km).
07 March 2014, 10:54 AM ET
A far-flung NASA space probe flying around Saturn zipped past the ringed planet's biggest moon for the 100th time. The Cassini spacecraft made its closest approach to the hazy moon Titan on Thursday.
06 March 2014, 10:26 AM ET
This vivid space wallpaper is a color composite image made from a ground-based eclipse image obtained by the Williams College Eclipse Expedition in Gabon and a wide-field EUV mosaic of the solar corona obtained in space by SWAP onboard PROBA2.
06 March 2014, 10:19 AM ET
Three of NASA's top meteor and fireball experts will answer questions from the public about the science behind space rocks from the sky today in a Reddit "Ask Me Anything" forum today live at 2 p.m. EST (1900 GMT).
06 March 2014, 10:01 AM 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.
06 March 2014, 09:40 AM ET
The space agency's Cassini probe snapped the photo in October, when it was 1.6 million miles from Saturn and 38 degrees below the ring plane. The planet's battered "Death Star" moon Mimas is visible as a pinprick of light at the bottom right.
06 March 2014, 09:34 AM ET
The 33-foot-wide (10 meters) near-Earth asteroid 2014 EC will come within 34,550 miles (55,600 kilometers) of Earth's surface this evening (March 6). You can watch the flyby here at Space.com beginning at 2:30 p.m. EST.
05 March 2014, 10:54 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, 10:00 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.
05 March 2014, 09:47 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.
04 March 2014, 02:23 PM 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, 02:11 PM 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.
04 March 2014, 01:59 PM ET
This fascinating space wallpaper reveals the center of the Milky Way galaxy imaged by NASA's Spitzer Space Telescope. Our host galaxy is displayed on a quarter-of-a-billion-pixel, high-definition 23-foot-wide (7-meter) LCD science visualization screen.
04 March 2014, 10:30 AM 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, 01:55 AM ET
To say space research is a waste of money is wrong. For every US$1 put into US space agency, its citizens get US$10 as payback; in Japan and the European Union that amount is more than US$3.
03 March 2014, 06:45 PM ET
The dazzling northern lights dance in a stunning display over Swedish Mountains in these beautiful images and video captured by aurora photographer Chad Blakely of Lights Over Lapland.
03 March 2014, 03:53 PM ET
A fast-spinning star destroys its companion, much as a black widow spider consumes its mate.
03 March 2014, 12:05 PM ET
A witch appears to be screaming out into space in this stunning space wallpaper from NASA's Wide-Field Infrared Survey Explorer, or WISE. The infrared portrait shows the Witch Head nebula, named after its resemblance to the profile of a wicked witch.
28 February 2014, 03:06 PM ET
The discovery of tiny balls and tunnels inside a Martian meteorite has rekindled the debate over whether the Red Planet was teeming with primitive life millions of years ago.
28 February 2014, 01:40 PM ET
New images from space reveal the storms that are bringing much needed rains to California. Though the storms will help, they won't make much of a dent in the historic drought.
28 February 2014, 12:21 PM ET
Though a glitch ended Kepler's original operations last May, the mission continues to discover distant worlds, adding a whopping 715 new exoplanets to the tally on Wednesday. Many more will follow, and a new mission could keep Kepler busy for years.
28 February 2014, 12:07 PM ET
NASA's Mars rover Curiosity has taken some dazzling new photos of the Red Planet landscape, showing in sharp detail where it's been and the long road ahead, which leads to the base of a 3.4-mile-high mountain.
28 February 2014, 11:22 AM ET
Black holes can blast their surroundings with much stronger winds than previously thought, scientists say. The discovery will help better model the evolution of black holes over time, and help uncover the huge influence they can have on host galaxies.