13 November 2013, 04:11 PM ET
This space wallpaper shows the region where carbon monoxide snow has formed around the star. The carbon monoxide is shown here in green, and begins at a distance of more than 30 astronomical units from TW Hydrae.
12 November 2013, 11:00 AM ET
This fascinating space wallpaper records more than a thousand movements made by ESA’s XMM-Newton space telescope as it shifts its gaze from one X-ray object to another.
11 November 2013, 01:27 PM ET
This space wallpaper shows a view of a three-dimensional visualization of gas in the nearby starburst galaxy NGC 253 (The Sculptor Galaxy) as observed by the ALMA radio telescope in Chile.
08 November 2013, 11:04 AM ET
This fascinating space wallpaper shows a simulation of a gas cloud passing close to the supermassive black hole at the center of the galaxy in mid-2013.
07 November 2013, 09:26 AM ET
This stunning wallpaper shows the marine wilderness of Glacier Bay National Park and Preserve in Alaska.
06 November 2013, 08:13 AM ET
The sun-approaching Comet ISON floats against a seemingly infinite backdrop of numerous galaxies and a handful of foreground stars in this amazing space wallpaper taken in April 2013 by NASA's Hubble Space Telescope.
05 November 2013, 08:21 AM ET
Rising from the heart of the Tularosa Basin is one of the world's great natural wonders: the glistening white sands of New Mexico, as seen in this beautiful wallpaper.
04 November 2013, 07:58 AM ET
A snow line has been imaged in a far-off infant planetary system for the very first time as seen in this cool space wallpaper.
01 November 2013, 08:58 AM ET
This rare space wallpaper taken on July 19 by NASA's Cassini spacecraft shows Saturn's rings and our planet Earth and its moon in the same frame.
31 October 2013, 09:18 AM ET
An extreme of winter on Earth is Antarctica, where the handful of research bases are places of solitude and waiting. The Franco–Italian Concordia outpost, seen here in this cool space wallpaper, is one of these.
30 October 2013, 09:23 AM ET
This wallpaper shows Grand Teton National Park in Wyoming, which preserves a spectacular landscape rich with majestic mountains, pristine lakes and extraordinary wildlife.
29 October 2013, 01:50 PM ET
The ghostly Boomerang Nebula, called the 'coldest place in the universe,' reveals its true shape in this amazing space wallpaper from the giant ALMA radio telescope.
28 October 2013, 12:41 PM ET
A magnetic filament of solar material erupted on the sun in late September, breaking the quiet conditions in a spectacular fashion as seen in this amazing space wallpaper — dubbed a “canyon of fire” by NASA officials.
25 October 2013, 02:43 PM ET
This striking cosmic whirl is the center of galaxy NGC 524, as seen in this fascinating space wallpaper. This galaxy is located in the constellation of Pisces, some 90 million light-years from Earth. NGC 524 is a lenticular galaxy.
24 October 2013, 12:26 PM ET
This beautiful wallpaper shows Glen Canyon National Recreation Area, which stretches for hundreds of miles from Lees Ferry in Arizona to the Orange Cliffs of southern Utah.
23 October 2013, 08:51 AM ET
This space wallpaper showcases the ancient globular cluster 47 Tucanae, a dense swarm of up to a million stars. The image at left shows the entire cluster, which measures about 120 light-years across.
22 October 2013, 03:01 PM ET
New observations from ESO’s Very Large Telescope show for the first time a gas cloud being ripped apart by the supermassive black hole at the center of the galaxy, as seen in this space wallpaper.
21 October 2013, 12:17 PM ET
In this space wallpaper—among a crowd of face- and edge-on spiral, elliptical, and irregular galaxies in the constellation of Virgo—lies NGC 4866, which is a lenticular galaxy situated about 80 million light-years from Earth.
18 October 2013, 03:15 PM ET
Observations of the dark cloud SDC 335.579-0.292 using the Atacama Large Millimeter/submillimeter array (ALMA) have given astronomers the best view yet of a monster star in the process of forming, as seen in this stunning space wallpaper.
17 October 2013, 01:06 PM ET
This space wallpaper is an illustration showing a "hot Jupiter" planet known as HD 189733b orbiting its star, HD 189733. The NASA/ESA Hubble Space Telescope measured the actual visible light color of the planet, which is deep blue.
16 October 2013, 11:08 AM ET
This cool space wallpaper is an illustration showing HD 189733b, a huge gas giant that orbits very close to its host star HD 189733.
15 October 2013, 01:04 PM ET
The foothills of the Andes Mountains near the southern coast of Peru were captured by the Kompsat-2 satellite, as seen in this cool space wallpaper.
14 October 2013, 09:52 AM ET
This NASA/ESA Hubble Space Telescope space wallpaper shows the planetary nebula IC 289, located in the northern constellation of Cassiopeia.
09 October 2013, 09:58 AM ET
This fascinating space wallpaper is an artist’s impression showing light from the heart of a background galaxy, which allowed scientists to explore how galaxies refuel.
08 October 2013, 10:50 AM ET
This vivid space wallpaper is a color-coded topographical map of the southeastern flank of the Olympus Mons volcano on Mars.
07 October 2013, 09:04 AM ET
Like a July 4 fireworks display, a young, glittering collection of stars looks like an aerial burst, as seen in this space wallpaper. The cluster is surrounded by clouds of interstellar gas and dust—the raw material for new star formation.
04 October 2013, 08:57 AM ET
This fascinating space wallpaper reveals a nearby star that at first glance looks like it is older than the universe. This "Methuselah star," cataloged as HD 140283, could be as old as 14.5 billion years.
03 October 2013, 08:57 AM ET
What looks like a celestial hummingbird in this stunning space wallpaper is really the result of a collision between a spiral and an elliptical galaxy at a whopping 326 million light- years away.
02 October 2013, 12:51 PM ET
The recently launched Proba-V miniaturised satellite captured this space wallpaper over the border region of northern Syria, southeastern Turkey and northern Iraq on May 28, 2013.
01 October 2013, 11:19 AM ET
ESA astronaut snapped this view of moonset from the International Space Station as seen in this stunning space wallpaper. Parmitano is onboard the orbital outpost as part of ESA's long duration mission, Volare.
30 September 2013, 08:54 AM ET
In the star cluster NGC 6811, astronomers have found two planets smaller than Neptune orbiting Sun-like stars, as seen in this space wallpaper.
27 September 2013, 09:18 AM ET
This space wallpaper is an artist’s impression showing the view from the exoplanet Gliese 667Cd looking toward the planet’s parent star (Gliese 667C).