10 August 2012, 01:15 PM ET
Dark clouds of dust, called globules, are silhouetted against nearby, bright stars in this space wallpaper. Little is known about the globules, except that they are generally associated with areas of star formation.
09 August 2012, 12:21 PM ET
In this space wallpaper, the Radiation Belt Storm Probes Mission, part of NASA's Living With a Star program, will provide unprecedented insight into the physical dynamics of the radiation belts.
09 August 2012, 11:47 AM ET
This color full-resolution space wallpaper showing the heat shield of NASA's Curiosity rover was obtained during descent to the surface of Mars on Aug. 5 PDT (Aug. 6 EDT).
08 August 2012, 12:13 PM ET
NASA's Solar TErrestrial RElations Observatory (STEREO) satellites have provided the first three-dimensional images of the Sun in this space wallpaper.
07 August 2012, 12:30 PM ET
This stunning space wallpaper of the landscape to the north of NASA's Mars rover Curiosity was acquired by the Mars Hand Lens Imager (MAHLI) on the afternoon of the first day after landing.
07 August 2012, 12:10 PM ET
This space wallpaper taken by NASA's Curiosity shows what lies ahead for the rover, its main science target, Mount Sharp.
06 August 2012, 02:10 PM ET
Bacolor Crater is a magnificent impact feature about 20 kilometers (12 miles) wide in this space wallpaper.
03 August 2012, 10:38 AM ET
Interconnected craters Sigli and Shambe, believed to have formed when a large meteorite fragmented in to two pieces just before impact in this amazing space wallpaper.
02 August 2012, 12:32 PM ET
In this amazing space wallpaper, a colorful collection of 100,000 stars are displayed in this small region inside the Omega Centauri globular cluster, a dense group of nearly 10 million stars.
01 August 2012, 12:19 PM ET
This cool space wallpaper reveals a quartet of Saturn's moons, from tiny to huge, surround and are embedded within the planet's rings in this Cassini composition.
31 July 2012, 01:50 PM ET
This cool space wallpaper shows the third image of ESO’s GigaGalaxy Zoom project is an amazing vista of the Lagoon Nebula taken with the 67-million-pixel Wide Field Imager attached to the MPG/ESO 2.2-metre telescope at the La Silla Observatory in Chile.
30 July 2012, 11:48 AM ET
In this space wallpaper, Messier 68 is located about 33 000 light-years from Earth in the constellation Hydra (The Female Water Snake).
27 July 2012, 01:16 PM ET
In this space wallpaper, the well-named Cat’s Paw Nebula lies in the constellation of Scorpius.
26 July 2012, 01:03 PM ET
Twice per year, the sunset passes exactly behind Paranal for somebody located on the summit of Armazones mountain in this amazing space wallpaper.
25 July 2012, 05:44 PM ET
This cool space wallpaper from the Pleiades satellite shows the island of Mont Saint Michel and its surrounding bay in northwest France.
24 July 2012, 11:53 AM ET
The ethereal green glow of Aurora Australis high over Concordia station in this stunning space wallpaper.
23 July 2012, 12:34 PM ET
This enhanced-color space wallpaper shows sand dunes trapped in an impact crater in Noachis Terra, Mars.
20 July 2012, 02:08 PM ET
This cool space wallpaper shows a three-colour composite image of the Omega Nebula.
19 July 2012, 12:04 PM ET
The massive star factory known as the Trifid Nebula was captured in all its glory with the Wide-Field Imager camera attached to the MPG/ESO 2.2-metre telescope at ESO’s La Silla Observatory in northern Chile in this amazing space wallpaper.
19 July 2012, 11:01 AM ET
In this space wallpaper, Aurora Australis glows high over Concordia research base on July 18, 2011.
18 July 2012, 10:55 AM ET
In this space wallpaper, the peculiar galaxy Centaurus A (NGC 5128) is pictured in this image taken with by the Wide Field Imager attached to the MPG/ESO 2.2-metre telescope at the La Silla Observatory in Chile.
17 July 2012, 09:15 AM ET
Radiation from hot stars off the top of the picture illuminates and erodes this giant, gaseous pillar. Additional ultraviolet radiation causes the gas to glow, giving the pillar its red halo of light in this stunning space wallpaper.
16 July 2012, 10:24 AM ET
In this space wallpaper, the Soyuz TMA-05M rocket launches from the Baikonur Cosmodrome in Kazakhstan on July 15, 2012.
16 July 2012, 09:55 AM ET
In this cool space wallpaper, the first released VST image shows the spectacular star-forming region Messier 17, also known as the Omega Nebula or the Swan Nebula.
12 July 2012, 07:43 PM ET
In this amazing space wallpaper, a "double cluster," NGC 1850, is located in the Large Magellanic Cloud.
12 July 2012, 01:33 PM ET
While ALMA is currently under construction, astronomers are already doing millimetre and submillimetre astronomy at Chajnantor, with the Atacama Pathfinder Experiment (APEX) In this space wallpaper.
11 July 2012, 04:24 PM ET
This artist's concept shows the planet catalogued as 2003UB313 at the lonely outer fringes of our solar system in this space wallpaper.
11 July 2012, 03:36 PM ET
In this space wallpaper, the area surrounding the stellar cluster NGC 2467, located in the southern constellation of Puppis ("The Stern").
09 July 2012, 11:13 AM ET
In this space wallpaper, the contrasting landscape of the western US states of California (left) and Nevada (right) are highlighted in this Envisat image, acquired on 9 February 2011.
06 July 2012, 02:54 PM ET
In this space wallpaper, this colour-composite image of the Helix Nebula (NGC 7293) was created from images obtained using the the Wide Field Imager.
06 July 2012, 10:42 AM ET
This cool space wallpaper, a particularly strong jet stream churns through Saturn's northern hemisphere in this false-color view from NASA's Cassini spacecraft.
05 July 2012, 04:15 PM ET
This full-circle scene combines 817 images taken by the panoramic camera (Pancam) on NASA's Mars Exploration Rover Opportunity in this cool space wallpaper.
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