22 April 2013, 12:11 AM ET
This space wallpaper is a NASA/ESA Hubble Space Telescope view looking long ago and far away at a supernova that exploded more than 10 billion years ago — the most distant Type Ia supernova ever detected.
19 April 2013, 06:38 PM ET
This stunning space wallpaper shows the youngest-known supernova remnant in our galaxy, which lies 10,000 light years away in the constellation Cassiopeia. The light from this exploding star first reached Earth in the 1600s.
18 April 2013, 02:27 PM ET
This intriguing space wallpaper from ESO’s Very Large Telescope shows the glowing green planetary nebula IC 1295 surrounding a dim and dying star. It is located about 3300 light-years away in the constellation of Scutum (The Shield).
17 April 2013, 12:36 AM ET
The dark hot spot in this false-color space wallpaper from NASA's Cassini spacecraft is a window deep into Jupiter's atmosphere. All around it are layers of higher clouds, with colors indicating which layer of the atmosphere the clouds are in.
16 April 2013, 01:27 PM ET
This stunning space wallpaper, taken using the NASA/ESA Hubble Space Telescope, shows a unique example of a globular cluster — Palomar 2. Palomar 2 is part of a group of 15 globulars known as the Palomar clusters.
15 April 2013, 03:14 PM ET
This cool space wallpaper shows a perspective view of a 50 km diameter crater in Thaumasia Planum.
12 April 2013, 05:54 PM ET
This beautiful space wallpaper is an artist’s impression of an exoplanet seen from its moon. The diversity of exoplanets is large — more than 800 planets outside the Solar System have been found to date, with thousands more waiting to be confirmed.
12 April 2013, 03:01 PM ET
The tip of the "wing" of the Small Magellanic Cloud galaxy is dazzling in this space wallpaper from NASA's Great Observatories.
11 April 2013, 03:00 PM ET
This cool space wallpaper is a composite color image of the Herschel PACS 70, 100, 160 micron-wavelength images of Betelgeuse.
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.