23 January 2012, 04:44 PM ET
In this space wallpaper, Dragon is a free-flying, reusable spacecraft being developed by SpaceX under NASA's Commercial Orbital Transportation Services (COTS) program.
20 January 2012, 07:09 AM ET
This cool space wallpaper shows the Gemini Observatory which consists of twin 8.1-meter diameter optical/infrared telescopes located on two of the best observing sites on the planet.
19 January 2012, 10:22 AM ET
In this space wallpaper, DARPA’s Galileo program seeks to bridge the precision fiber optic controls and long-baseline astronomical interferometry technical communities to enable imaging of objects in GEO faster than is possible today.
11 January 2012, 05:13 PM ET
The Milky Way above the dome of the Danish 1.54-metre telescope at ESO's La Silla Observatory in Chile in this amazing space wallpaper.
11 January 2012, 04:37 PM ET
Planets around stars are the rule rather than the exception in this space wallpaper.
11 January 2012, 04:24 PM ET
This stunning space wallpaper reveals that astronomers have discovered the three smallest alien planets yet, including one that's just the size of Mars.
06 January 2012, 03:41 PM ET
Multiple images of the International Space Station flying over the Houston area have been combined into one composite image in this space wallpaper.
04 January 2012, 12:27 PM ET
This cool space wallpaper taken by NASA's Lunar Reconnaissance Orbiter (LRO) shows high sunlight reflecting off the moon's Aristarchus crater.
03 January 2012, 03:18 PM ET
This space wallpaper from NASA's Spitzer Space Telescope shows infant stars "hatching" in the head of the hunter constellation, Orion.
29 December 2011, 02:46 AM ET
In this space wallpaper, an airplane appears unusually large against the smallest full moon of the year.
27 December 2011, 01:34 PM ET
This stunning space wallpaper shows a close up of toward the south polar region of Saturn's largest moon, Titan.
21 December 2011, 02:42 PM ET
On 19 December 2011, the launch vehicle for the PromISSe Mission was transferred from the Assembly and Testing Facility to the launch site in this cool space wallpaper.
20 December 2011, 04:54 PM ET
In this cool space wallpaper, NASA's Kepler mission has discovered the first Earth-size planets orbiting a sun-like star outside our solar system.
20 December 2011, 04:35 PM ET
In this space wallpaper, NASA's Kepler mission has discovered the first Earth-size planets orbiting a sun-like star outside our solar system.
20 December 2011, 04:18 PM ET
In this space wallpaper, NASA's Kepler mission discovered the new found planets, called Kepler-20e and Kepler-20f.
15 December 2011, 01:19 PM ET
The bipolar star-forming region, called Sharpless 2-106, or S106 for short, looks like a soaring, celestial snow angel in this cool space wallpaper.
13 December 2011, 11:00 AM ET
This cool space wallpaper reveals an artist's concept shows NASA's Dawn spacecraft orbiting the giant asteroid Vesta. The depiction of Vesta is based on images obtained by Dawn's framing cameras.
12 December 2011, 10:43 AM ET
This composite photo of the total lunar eclipse was taken Dec. 10 by skywatcher Amy Van Artsdalen outside San Francisco in this amazing space wallpaper.
06 December 2011, 10:55 AM ET
This artist's conception space wallpaper illustrates Kepler-22b, a planet known to comfortably circle in the habitable zone of a sun-like star.
16 November 2011, 10:19 AM ET
In this space wallpaper, Tharsis Tholus towers almost 5 miles (8 km) above the surrounding terrain of Mars.
10 November 2011, 12:20 PM ET
In this space wallpaper, a Terminal High Altitude Area Defense (THAAD) interceptor is launched during the system's first operational test at 1:56 a.m. EDT Oct. 5, 2011, at the Pacific Missile Range Facility, Kauai, Hawaii.
08 November 2011, 01:43 PM ET
A glowing laser shines forth from the European Southern Observatory’s Very Large Telescope, creating an artificial star 90 km above the surface of the Earth, a device used to fine-tune the telescope's optics in this cool space wallpaper.
02 November 2011, 07:05 PM ET
This amazing space wallpaper reveals a portion of the Lagoon nebula imaged by Argentinean astronomers Julia Arias and Rodolfo Barbá using the Gemini South telescope with the Gemini Multiple-Object Spectrograph.
28 October 2011, 12:43 PM ET
NPP carries five science instruments, including four new state-of-the-art sensors in this amazing space wallpaper.
26 October 2011, 06:06 PM ET
This cool space wallpaper of an artist's impression shows the distant dwarf planet Eris.
26 October 2011, 12:33 PM ET
Astronaut Ron Garan tweeted this stunning space wallpaper of an auroral glow over the Earth taken by fellow spaceflyer Mike Fossum.
24 October 2011, 10:43 AM ET
The night sky above the 2600-metre-high Cerro Paranal in the Atacama Desert in Chile is dark and clear in this space wallpaper.
19 October 2011, 04:33 PM ET
In this space wallpaper, a United Launch Alliance Atlas V rocket blasts off carrying NASA's Juno mission.
13 October 2011, 12:02 PM ET
NASA's Spitzer Space Telescope exposes the depths of this dusty nebula with its infrared vision, showing stellar infants that are lost behind dark clouds when viewed in visible light in this cool space wallpaper.
03 October 2011, 10:35 AM ET
This cool space wallpaper reveals a view of the Universe that cannot be seen at all by visible-light and infrared telescopes.
27 September 2011, 04:04 PM ET
That's Expedition 28 astronaut Ron Garan in the cupola off the coast of Australia taking his last of more 25,000 pictures from space in this space wallpaper.
21 September 2011, 04:08 PM ET
In this space wallpaper, an artist's concept shows a broken-up asteroid.