06 December 2013, 11:13 AM ET
This space wallpaper is an Envisat radar image acquired over the city of Boca do Acre in western Brazil. The city lies within Amazonas state, the largest Brazilian state by area, and almost completely covered by the Amazon Rainforest.
05 December 2013, 12:59 PM ET
This space wallpaper by NASA's Kepler spacecraft shows the telescope's full field of view taken in a new demonstration mode in late October.
04 December 2013, 09:15 AM ET
This cluster of stars seen in this space wallpaper is known as Messier 15. It is located some 35,000 light-years away in the constellation of Pegasus (The Winged Horse).
03 December 2013, 11:23 AM ET
The Large Magellanic Cloud is one of the closest galaxies to our own. Astronomers have used ESO’s Very Large Telescope to explore NGC 2035, one of its lesser known regions, in great detail as seen in this stunning space wallpaper.
02 December 2013, 10:17 AM ET
Astronomers at ESO have captured the best image so far of the curious clouds around the star cluster NGC 3572 as seen in this spectacular space wallpaper.
29 November 2013, 02:02 PM ET
This time-lapse space wallpaper shows Comet ISON approaching and leaving during its slingshot around the sun — represented by the white circle — on Nov. 28, 2013. The ISON images clearly outline the curve of the comet's orbit path.
27 November 2013, 11:04 AM ET
This sprinkling of cosmic glitter makes up the galaxy known as ESO 149-3, located some 20 million light-years away from us, as seen in this stunning space wallpaper.
25 November 2013, 09:20 AM ET
The big blob-like structure shown in this space wallpaper, named Himiko after the legendary ancient queen of Japan, turns out to be three galaxies thought to be in the process of merging into one.
22 November 2013, 02:37 PM ET
This space wallpaper shows an unusually bright gamma-ray burst, which produced a jet that emerged at nearly the speed of light. Gamma-ray bursts are the most powerful type of explosions in the universe and typically mark the destruction of a massive star.
19 November 2013, 07:16 PM ET
Comet ISON shows off its tail in this spectacular space wallpaper taken on Nov. 19, 2013, using a 14-inch telescope located at the Marshall Space Flight Center.
19 November 2013, 02:12 PM ET
This beautiful space wallpaper shows the United Launch Alliance Atlas V rocket with NASA’s Mars Atmosphere and Volatile EvolutioN (MAVEN) spacecraft onboard at the Cape Canaveral Air Force Station Space Launch Complex 41, on Nov. 17.
18 November 2013, 10:44 AM ET
As galaxies speed through gigantic cauldrons, they occasionally jumble the gas and forge it into lop-sided shapes. An example is revealed in this space wallpaper, which is a composite image of the galaxy group NGC 5044.
15 November 2013, 12:31 PM ET
The Dasht-e Lut salt desert in southeast Iran is captured in this stunning space wallpaper. The desert is often called the ‘hottest place on Earth’ as satellites measured record surface temperatures there for several years.
14 November 2013, 05:35 PM ET
This beautiful space wallpaper is a photo illustration based on a Hubble Space Telescope survey of evolving Milky Way-type galaxies. The current night sky is dominated by the white glow of myriad middle-aged stars along the lane of the Milky Way.
13 November 2013, 10:36 AM ET
This amazing space wallpaper reveals the throes of stellar birth, as never before, in the well-studied object known as HH 46/47. The image is the result of combined observations from the Spitzer Space Telescope and ALMA in Chile.
11 November 2013, 02:57 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).
08 November 2013, 11:57 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.
07 November 2013, 04:45 PM ET
This spectacular space wallpaper shows the Soyuz TMA-11M rocket as it launches toward space carrying the Olympic torch and the new Expedition 38 crew for the International Space Station on Nov. 7, 2013, at the Baikonur Cosmodrome in Kazakhstan.
06 November 2013, 10:05 AM 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.
05 November 2013, 10:23 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.
04 November 2013, 08:13 AM 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.
01 November 2013, 09:11 AM 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.
31 October 2013, 09:34 AM ET
ATV Albert Einstein backs away from the International Space Station shortly after undocking at 09:55 CET (08:55 UT) on Oct. 28, 2013, as seen in this space wallpaper.
30 October 2013, 09:49 AM ET
This detailed space wallpaper shows the central parts of the nearby active galaxy NGC 1433. The dim blue background image, showing the central dust lanes of this galaxy, comes from the NASA/ESA Hubble Space Telescope.
29 October 2013, 01:51 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, 03:31 PM ET
This stunning space wallpaper is a false-color mosaic, made from infrared data collected by NASA's Cassini spacecraft. It reveals the differences in the composition of surface materials around hydrocarbon lakes at Titan, Saturn's largest moon.
24 October 2013, 01:20 PM ET
The zoomed panel on this space wallpaper highlights the galaxy known as z8_GND_5296, which was recently confirmed to be the most distant galaxy known, hailing from only 700 million years after the Big Bang.
23 October 2013, 09:09 AM ET
Several hundred galaxies and the huge amounts of gas that permeate them are depicted in this space wallpaper, which shows the core of the Shapley Supercluster, the largest cosmic structure in the local Universe.
22 October 2013, 02:43 PM ET
This spectacular space wallpaper shows the Soyuz TMA-10M rocket launching from the Baikonur Cosmodrome in Kazakhstan on Thursday, Sept. 26, 2013 carrying Expedition 37 crew.
21 October 2013, 12:33 PM ET
This vivid Kompsat-2 space wallpaper shows the Amazon River in the heart of northern Brazil’s rainforest. The false color makes land vegetation appear pink, while water appears green and dark blue.
18 October 2013, 03:28 PM ET
The moon rises above the Pacific in this spectacular space wallpaper taken March 4, 2005, just three minutes before the point of closest approach during Rosetta's Earth fly-by. This image was released Oct. 11, 2013.