29 December 2012, 06:27 PM ET
In this space wallpaper, the perfectly picturesque spiral galaxy known as Messier 81, or M81, looks sharp in this new composite from NASA's Spitzer and Hubble space telescopes and NASA's Galaxy Evolution Explorer.
28 December 2012, 10:23 PM ET
Filaments of ionized gas in the proximity of the R136 cluster, which lies beyond the lower left edge of the photo are revealed in this beautiful space wallpaper.
27 December 2012, 11:25 PM ET
Before another clear, starry night falls at ESO's Paranal Observatory, home of the Very Large Telescope (VLT), the sky produces a palette of intense colours, putting on a beautiful show for observers as seen in this beautiful space wallpaper.
27 December 2012, 11:10 PM ET
This cool space wallpaper from the APEX telescope, of part of the Taurus Molecular Cloud, shows a sinuous filament of cosmic dust more than ten light-years long.
27 December 2012, 11:06 PM ET
The giant star Zeta Ophiuchi is having a "shocking" effect on the surrounding dust clouds in this infrared image from NASA's Spitzer Space Telescope as seen in this cool space wallpaper.
27 December 2012, 03:40 PM ET
This amazing space wallpaper of North and South America at night is a composite assembled from data acquired by the Suomi NPP satellite in April and October 2012.
25 December 2012, 01:10 AM ET
The distorted galaxy NGC 2442, also known as the Meathook Galaxy, is located some 50 million light-years away in the constellation of Volans (the Flying Fish) as seen in this space wallpaper.
25 December 2012, 12:58 AM ET
This cool space wallpaper of the luminous blue variable Eta Carinae was taken with the NACO near-infrared adaptive optics instrument on ESO's Very Large Telescope, yielding an incredible amount of detail.
23 December 2012, 11:00 PM ET
The Kangerdlugssuaq glacier and its ice stream are pictured in this amazing space wallpaper, acquired on Sept. 19, 2012 by Landsat-7.
23 December 2012, 10:33 PM ET
This space wallpaper shows an artist’s impression of how the surface of Pluto might look, according to one of the two models that a team of astronomers has developed to account for the observed properties of Pluto’s atmosphere, as studied with CRIRES.
23 December 2012, 10:18 PM ET
This space wallpaper reveals a view of the VISTA survey telescope during winter—an image taken by ESO Photo Ambassador Stephane Guisard.
23 December 2012, 09:56 PM ET
Ariane 5 launcher lifted off from Europe’s Spaceport in French Guiana on its mission to place two telecom satellites, Skynet-5D and Mexsat Bicentenario, into their planned transfer orbits as seen in this space wallpaper.
22 December 2012, 12:00 AM ET
This space wallpaper shows an artist's impression of the black holes studied by astronomers, using ULTRACAM attached to ESO's Very Large Telescope.
21 December 2012, 02:04 AM ET
This space wallpaper shows the Dumbbell Nebula — also known as Messier 27 or NGC 6853 — a typical planetary nebula located in the constellation Vulpecula (The Fox).
21 December 2012, 01:59 AM ET
At dawn the telescope enclosures of the VLT close for the day as seen in this cool space wallpaper.
21 December 2012, 01:51 AM ET
This space wallpaper shows an artist’s impression of the supergiant star Betelgeuse as it was revealed thanks to different state-of-the-art techniques on ESO’s Very Large Telescope (VLT).
21 December 2012, 01:44 AM ET
This space wallpaper is of the famous early-type spiral galaxy Messier 104, widely known as the "Sombrero" (the Mexican hat) because of its particular shape.
20 December 2012, 02:29 AM ET
NGC 3603 is a starburst region, which is a cosmic factory where stars form frantically from the nebula’s extended clouds of gas and dust as seen in this cool space wallpaper.
20 December 2012, 01:35 AM ET
This stunning space wallpaper shows Barnard 59, part of a vast dark cloud of interstellar dust called the Pipe Nebula.
20 December 2012, 01:09 AM ET
This stunning space wallpaper shows NASA Cassini spacecraft's glorious view of Saturn, taken while the spacecraft was in Saturn's shadow.
20 December 2012, 12:57 AM ET
This space wallpaper combines data from four different space telescopes to create a multi-wavelength view of all that remains of the oldest documented example of a supernova, called RCW 86.
20 December 2012, 12:38 AM ET
This colorful space wallpaper reveals a collection of 100,000 stars displayed in this small region inside the Omega Centauri globular cluster, a dense group of nearly 10 million stars.
20 December 2012, 12:06 AM ET
This cool space wallpaper shows gas released by a dying star racing across space at more than 600,000 miles an hour, forming the delicate shape of a celestial butterfly.
12 December 2012, 01:05 PM ET
This amazing space wallpaper shows reflection patterns off one of the gold-plated spare mirrors of ESA’s XMM-Newton X-ray space telescope which reveals a side of the mission rarely seen.
11 December 2012, 10:57 PM ET
The "Dumbbell nebula," also known as Messier 27, pumps out infrared light in this cool space wallpaper from NASA's Spitzer Space Telescope.
11 December 2012, 06:11 PM ET
On Sol 84 (Oct. 31, 2012), NASA's Curiosity rover used the Mars Hand Lens Imager (MAHLI) to capture this set of 55 high-resolution images, which were stitched together to create this full-color self-portrait as seen in this space wallpaper.
11 December 2012, 02:57 PM ET
This stunning space wallpaper shows a view of the Orion nebula that highlights fledgling stars hidden in the gas and clouds.
07 December 2012, 02:17 PM ET
The Chandra Deep Field South, observed in the U-, B-, and R-bands with ESO''s VIMOS and WFI instruments is seen in this space wallpaper.
06 December 2012, 10:30 AM ET
The spectacular space wallpaper shows star-forming Carina Nebula which has been captured in great detail by the VLT Survey Telescope at ESO’s Paranal Observatory.
05 December 2012, 04:37 PM ET
This space wallpaper shows a ribbon of gas, a very thin section of a supernova remnant caused by a stellar explosion that occurred more than 1,000 years ago, floating in our galaxy.
05 December 2012, 12:47 AM ET
This stunning space wallpaper reveals the central region of the Orion Nebula (M42, NGC 1976) as seen in the near-infrared by the High Acuity Wide field K-band Imager (HAWK-I) instrument at ESO's Very Large Telescope at Paranal.
04 December 2012, 10:03 PM ET
This space wallpaper shows a colour composite image of the central part of the stellar cluster RCW 38, around the young, massive star IRS2, taken with the NACO adaptive optics instrument attached to ESO's Very Large Telescope.