17 June 2013, 01:45 PM ET
The origins of a black hole's x-rays lie in its gaseous disk.
17 June 2013, 10:22 AM ET
This fascinating space wallpaper reveals a notional concept of a solar-electric-powered spacecraft, designed to capture a small near-Earth asteroid and relocate it safely close to the Earth-moon system so astronauts can explore it.
14 June 2013, 04:33 PM ET
The haul brings Kepler's total tally of exoplanet candidates to 3,216.
14 June 2013, 10:33 AM ET
This amazing space wallpaper shows a close-up view of Saturn’s north-pole hurricane, as seen by the international Cassini spacecraft. The image reveals the intricate detail of cloud formations in this dynamic feature.
13 June 2013, 05:46 PM ET
The potential world sits about 7.5 billion miles from its host star.
13 June 2013, 09:43 AM ET
Andromeda has more known black holes than any galaxy besides the Milky Way.
13 June 2013, 09:31 AM ET
The Sunrise observatory is expected to land in Canada three or four days from now.
13 June 2013, 09:04 AM ET
The features apparently form in the early Martian spring.
12 June 2013, 01:28 PM ET
Building a new generation of observatories could spark interest across the region.
12 June 2013, 10:16 AM ET
These delicate wisps of gas make up an object known as SNR B0519-69.0, or SNR 0519 for short as seen in this stunning space wallpaper.
12 June 2013, 09:59 AM ET
See a new kind of star in a stellar cluster.
12 June 2013, 09:41 AM ET
A boron-rich rock from Mars suggests the Red Planet once had the right chemistry to give rise to RNA.
11 June 2013, 12:36 PM ET
A team of undergrads will fly experiments on the "Vomit Comet" airplane.
10 June 2013, 06:05 PM ET
These dark atoms could form dark matter disks around galaxies.
10 June 2013, 04:57 PM ET
Astronomers are developing techniques to map oceans, continents and other large features of alien planets.
10 June 2013, 03:45 PM ET
Scientists measured the least massive galaxy in the known universe.
10 June 2013, 08:51 AM ET
This space wallpaper is an artist’s impression showing the exotic double object that consists of a tiny, but very heavy neutron star that spins 25 times each second, orbited every two and a half hours by a white dwarf star.
07 June 2013, 06:02 PM ET
Beautiful images of far-away worlds and distant stars.
07 June 2013, 11:07 AM ET
These exotic worlds stop their inward migration after their orbits circularize.
07 June 2013, 09:44 AM ET
These pioneers may have served as seeds for the supermassive black holes at the hearts of galaxies today.
07 June 2013, 09:24 AM ET
The object is thought to be a "dust trap" that collects particles flying near it.
07 June 2013, 08:47 AM ET
This beautiful space wallpaper shows a sunset at Concordia research station in Antarctica. The wooden platforms are for observation posts for astronomers. At the southern tip of the world Concordia receives no sunlight for around four months each year.
06 June 2013, 03:34 PM ET
Sungrazing comets explore regions of the sun's atmosphere off-limits to spacecraft.
06 June 2013, 03:11 PM ET
Astronomers are mapping our galaxy's more sparsely populated outer fringes.
06 June 2013, 08:36 AM ET
There are apparently no plans to study the purported rodent.