17 June 2013, 02:42 PM ET
Ligeia Mare, shown here in this stunning false-color space wallpaper from the international Cassini mission, is the second largest known body of liquid on Saturn's moon Titan. It is filled with liquid hydrocarbons, such as ethane and methane.
14 June 2013, 01:32 PM ET
This space wallpaper is a compilation of three images from Envisat’s radar and shows where southwestern Africa’s Okavango River empties into the inland Okavango Delta in northern Botswana.
13 June 2013, 03:01 PM ET
This spectacular group of young stars as seen in this space wallpaper is the open star cluster NGC 3766 in the constellation of Centaurus (The Centaur).
12 June 2013, 03:15 PM ET
The face-on spiral galaxy M101, or the Pinwheel Galaxy, is seen at ultraviolet and optical wavelengths in this amazing space wallpaper taken by ESA’s XMM-Newton space telescope. This image was released June 10, 2013.
11 June 2013, 11:43 AM ET
This beautiful space wallpaper is a mosaic of Kasei Valles, comprising 67 images taken with the High Resolution Stereo Camera on ESA’s Mars Express. This image was released June 6, 2013.
10 June 2013, 09:45 AM ET
This stunning space wallpaper is a combination of two composite images of NGC 6210.
07 June 2013, 02:49 PM ET
This space wallpaper is an artist’s impression showing a dust trap in the system Oph-IRS 48. The dust trap provides a safe haven for the tiny rocks in the disc, allowing them to clump together and grow to sizes that allow them to survive on their own.
06 June 2013, 09:11 AM ET
This spectacular space wallpaper from the Wide Field Imager on the MPG/ESO 2.2-metre telescope at the La Silla Observatory in Chile shows the globular star cluster NGC 6752 in the southern constellation of Pavo (The Peacock).
05 June 2013, 03:14 PM ET
This space wallpaper from ESO's Very Large Telescope (VLT) shows the newly discovered planet HD95086 b, next to its parent star.
04 June 2013, 10:43 AM ET
This space wallpaper shows the north polar ice cap of Mars, presented as a mosaic of 57 separate images from the High Resolution Stereo Camera on ESA’s Mars Express.
03 June 2013, 01:35 PM ET
Unlike the venomous fictional plants that share its name, the Trifid of the North as seen in this space wallpaper, poses no threat to your vision.
31 May 2013, 01:31 PM ET
This spectacular space wallpaper shows northwestern Crete, the largest and most populous of the Greek islands. It is a compilation of three radar images from Japan’s ALOS satellite. Image released March 13, 2013.
30 May 2013, 02:38 PM ET
The small, blue galaxy visible in the upper left corner of the Tadpole ripped through the larger spiral galaxy, distorting it and pulling out a long tail of stars, gas and dust as seen in this cool space wallpaper.
28 May 2013, 03:25 PM ET
This new space wallpaper from the NASA/ESA Hubble Space Telescope captures an ongoing cosmic collision between two galaxies a spiral galaxy is in the process of colliding with a lenticular galaxy.
27 May 2013, 03:02 PM ET
This stunning space wallpaper shows the dramatic shape and color of the Ring Nebula, otherwise known as Messier 57. New observations show that the nebula is shaped like a distorted doughnut.
24 May 2013, 01:51 PM ET
This intriguing space wallpaper reveals the spectacular stellar nursery IC 2944. The image was released on May 23, 2013 to celebrate a milestone: 15 years of ESO’s Very Large Telescope.
23 May 2013, 12:47 PM ET
An onionskin-like structure of concentric dust shells surround a central, aging star as seen in this cool space wallpaper.
22 May 2013, 02:25 PM ET
This space wallpaper shows the ray pattern of dust that was ejected from the crater over a billion years ago, when an asteroid larger than a mile (1.6 km) across slammed into the Moon.
21 May 2013, 09:59 AM ET
This stunning space wallpaper reveals Supernova 1987A in the Large Magellanic Cloud. Glittering stars and wisps of gas create a backdrop for the self-destruction of a massive star.
20 May 2013, 11:04 AM ET
This stunning space wallpaper is a Landsat image of the Clearwater Lakes in Canada’s Quebec province. Located to the east of the Hudson Bay, what appears to be two separate lakes is actually a single body of water that fills two depressions.
17 May 2013, 12:41 PM ET
This space wallpaper of the nebula NGC 3603 shows globules of gas and dust; giant, gaseous pillars; young stars surrounded by debris disks; aging, massive stars; and a blue supergiant star—all various stages in star life.
16 May 2013, 04:50 PM ET
This dramatic space wallpaper reveals cosmic clouds in the constellation of Orion showing what seems to be a fiery ribbon in the sky.
15 May 2013, 09:54 AM ET
This vivid space wallpaper shows 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. Omega Centauri is one of the biggest star clusters in the Milky Way.
14 May 2013, 04:49 PM ET
This fascinating space wallpaper shows galaxy cluster Abell S1077, as seen by the NASA/ESA Hubble Space Telescope’s Wide Field Camera 3 and the Advanced Camera for Surveys.
13 May 2013, 10:22 AM ET
This space wallpaper is an illustration of the thin, rocky debris disc discovered around the two Hyades white dwarfs.
10 May 2013, 02:04 PM ET
On May 10, 2013, the sun experienced what's called an annular eclipse. NASA's Terra satellite didn't observe the eclipse directly, but it did see the moon's shadow darkening the region northeast of Australia as seen in this stunning space wallpaper.
09 May 2013, 02:21 PM ET
Istanbul and the surrounding area in northwestern Turkey are captured in this space wallpaper acquired by Envisat’s MERIS instrument on June 9, 2011. To the north is the Black Sea, which connects to the Sea of Marmara (center) via the Bosphorus strait.
08 May 2013, 03:44 PM ET
This intriguing space wallpaper shows the galaxy catalogued as 2MASX J05210136-2521450, which stands out at a glance due to its interesting shape.
07 May 2013, 04:15 PM ET
This cool space wallpaper is an illustration showing a messy, chaotic galaxy undergoing bursts of star formation.
06 May 2013, 03:25 PM ET
This space wallpaper reveals a stunning view from ESA’s Herschel space observatory of the iconic Horsehead Nebula in the context of its surroundings.
02 May 2013, 03:12 PM ET
The Danish 1.54-metre telescope located at ESO’s La Silla Observatory in Chile has captured a striking space wallpaper of NGC 6559, an object that showcases the anarchy that reigns when stars form inside an interstellar cloud.
01 May 2013, 02:40 PM ET
This fascinating space wallpaper reveals a notional concept of a solar-electric-powered spacecraft, designed to capture a small near-Earth asteroid and relocate it safely close to the Earth-moon system so astronauts can explore it.