10 April 2013, 04:24 PM ET
The soft glow in this space wallpaper is NGC 2768, an elliptical galaxy located in the northern constellation of Ursa Major (The Great Bear). It appears here as a bright oval on the sky, surrounded by a wide, fuzzy cloud of material.
09 April 2013, 01:29 PM ET
This space wallpaper reveals Galaxy 2MASX J09442693+0429569 imaged by Hubble. This elliptical galaxy has entered a transitional phase from a young, star-forming galaxy to an older, larger, "red and dead" galaxy.
08 April 2013, 01:55 PM ET
An area covering northern Namibia and southern Angola is pictured in this stunning space wallpaper. Running across this Kompsat-2 satellite image, the Okavango River forms the border between Namibia to the south and Angola to the north.
05 April 2013, 02:25 PM ET
This beautiful space wallpaper reveals a small, sparkling hook in the dark sky known as J082354.96+280621.6, or J082354.96 for short. It is a starburst galaxy, so named because of the incredibly (and unusually) high rate of star formation occurring within
04 April 2013, 03:12 PM ET
This thin, glittering streak of stars seen in this space wallpaper is the spiral galaxy ESO 121-6, which lies in the southern constellation of Pictor (The Painter's Easel).
03 April 2013, 11:23 AM ET
This stunning space wallpaper reveals W3, which is an enormous stellar nursery about 6200 light-years away in the Perseus Arm, one of the Milky Way galaxy’s main spiral arms, that hosts both low- and high-mass star formation.
02 April 2013, 01:17 PM ET
This ghostly space wallpaper shows an object known as HH 151, a bright jet of glowing material trailed by an intricate, orange-hued plume of gas and dust.
01 April 2013, 11:13 AM ET
The object in this fascinating space wallpaper is Jonckheere 900 or J 900, a planetary nebula — glowing shells of ionised gas pushed out by a dying star.
29 March 2013, 11:38 AM ET
This space wallpaper is a mosaic showing part of the Noctis Labyrinthus region, the ‘Labyrinth of the Night’, on Mars. It was composed by Bill Dunford using scenes available in the Mars Express image archive, HRSC view.
28 March 2013, 09:34 AM ET
This amazing space wallpaper reveals 30 Doradus, which is the brightest star-forming region in our galactic neighborhood and home to the most massive stars ever seen.
27 March 2013, 10:47 AM ET
This amazing space wallpaper from ESO’s Very Large Telescope at the Paranal Observatory in Chile shows NGC 1637, a spiral galaxy located about 35 million light-years away in the constellation of Eridanus (The River).
26 March 2013, 09:38 AM ET
This stunning space wallpaper reveals ALMA antennae bathed in red light. Appearing in the background are the southern Milky Way on the left and the Magellanic Clouds at the top. This image was released March 5, 2013.
25 March 2013, 12:06 PM ET
The NASA/ESA Hubble Space Telescope has captured a new image of Herbig-Haro 110, a geyser of hot gas flowing from a newborn star as seen in this beautiful space wallpaper.
22 March 2013, 10:49 AM ET
The NASA/ESA Hubble Space Telescope has produced an incredibly detailed image of a pair of overlapping galaxies called NGC 3314 as seen in this spectacular space wallpaper.
21 March 2013, 05:58 PM ET
This space wallpaper shows an aerial view of the Chajnantor Plateau, located at an altitude of 5000 meters in the Chilean Andes, where the array of ALMA antennas is located.
20 March 2013, 11:25 AM ET
This sizzling space wallpaper is an artist’s impression showing exoplanet HD 189733b as it passes in front of its parent star, called HD 189733A.
19 March 2013, 08:28 AM ET
This stunning space wallpaper is an artist’s impression showing an eclipsing binary star system. As the two stars orbit each other they pass in front of one another and their combined brightness, seen from a distance, decreases.
18 March 2013, 03:05 PM ET
This cool space wallpaper is a mosaic of images from the Mast Camera (Mastcam) on NASA's Mars rover Curiosity, which shows Mount Sharp in a white-balanced color adjustment.
18 March 2013, 10:23 AM ET
This space wallpaper is a schematic representing how light from a distant galaxy is distorted by the gravitational effects of a nearer foreground galaxy known as Einstein rings.
15 March 2013, 12:17 PM ET
Two very different galaxies are featured in this space wallpaper taken by the NASA/ESA Hubble Space Telescope—forming a peculiar galaxy pair called Arp 116.
14 March 2013, 06:01 PM ET
Located in northern Egypt, this cool space wallpaper shows the delta is where the Nile River splits and empties into the Mediterranean Sea.
13 March 2013, 05:57 PM ET
On Tuesday March 12, the comet known officially as comet C/2011 L4 (Pan-STARRS), stood almost directly above the western horizon, less than 5 degrees to the left of a very narrow crescent moon as seen in this space wallpaper.
13 March 2013, 09:47 AM ET
This spectacular space wallpaper shows Hubble’s view of massive galaxy cluster MACS J0717.5+3745. The large field of view is a combination of 18 separate Hubble images.
12 March 2013, 11:45 AM ET
This spectacular space wallpaper is a map of a section of the Universe showing the positions of thousands of galaxies that were measured as part of the VIPERS survey with ESO’s Very Large Telescope.
11 March 2013, 01:32 AM ET
The NASA/ESA Hubble Space Telescope took this striking space wallpaper of the planetary nebula NGC 5189. The intricate structure of the stellar eruption looks like a giant and brightly coloured ribbon in space. This image was released Dec. 18, 2012.
08 March 2013, 03:47 PM ET
This space wallpaper combines Hubble observations of M 106 with additional information captured by amateur astronomers Robert Gendler and Jay GaBany. Gendler combined Hubble data with his own observations to produce this stunning color image.
07 March 2013, 11:37 AM ET
Abell 68, pictured in this stunning space wallpaper here in infrared light, is a galaxy cluster.
05 March 2013, 02:39 PM ET
This remarkable space wallpaper was created from pictures taken by different telescopes in space and on the ground. It shows the thousand-year-old remnant of the brilliant SN 1006 supernova, as seen in radio (red), X-ray (blue) and visible light (yellow).
04 March 2013, 10:58 AM ET
This amazing space wallpaper shows an artist’s impression of the formation of a gas giant planet in the ring of dust around the young star HD 100546.
28 February 2013, 10:46 PM ET
This space wallpaper shows a deep-field image of what is known as a supercluster of galaxies — a giant group of galaxy clusters which are themselves clustered together.
27 February 2013, 03:29 PM ET
This space wallpaper shows an artist’s impression of the surface of the distant dwarf planet Makemake.
27 February 2013, 12:39 AM ET
This cool space wallpaper shows an artist’s impression of the free-floating planet CFBDSIR J214947.2-040308.9. This is the closest such object to the Solar System.