03 January 2014, 02:58 PM ET
Amateur astronomer David Ellison captured this beautiful image of the Horsehead and Flame Nebulas from his backyard in Chatanooga, Tenn. See how he did it here.
02 January 2014, 09:34 AM ET
This space wallpaper shows part of a set of three images revealing views three seconds apart as the larger of Mars' two moons, Phobos, passed directly in front of the sun as seen by NASA's Mars rover Curiosity.
02 January 2014, 08:59 AM ET
Scientists have found evidence of extraterrestrial clouds blanketing two of the most common types of planets in our Milky Way galaxy. One of the alien planets is a so-called 'super-Earth' while the other has been dubbed a 'warm Neptune.'
31 December 2013, 05:44 PM ET
If you live in the southern hemisphere, you now can safely view the aftermath of a nuclear explosion from the comfort of your own backyard.
31 December 2013, 04:30 PM ET
This cool space wallpaper is an artist's concept showing the Wide-field Infrared Survey Explorer, or WISE spacecraft, in its orbit around Earth.
30 December 2013, 12:18 PM ET
From extrasolar planets to extraterrestrial neutrinos, these scientific findings have made sure that 2013 has been an unforgettable year.
30 December 2013, 12:05 PM ET
NASA's Cassini spacecraft has capped 2013 with a spectacular new collection of Saturn photos showcasing the planet's beauty, as well with its trademark rings and strange moons.
27 December 2013, 04:25 PM ET
Here's a list of the top alien planet finds of 2013, from a tiny world about the size of Earth's moon to a blue gas giant on which it rains molten glass.
27 December 2013, 04:15 PM ET
The spectacular swirling arms and central bar of the Sculptor galaxy are revealed in this space wallpaper from NASA's Spitzer Space Telescope.
23 December 2013, 05:23 PM ET
This message from NASA administrator Charles Bolden was sent to the moon and back with only a few seconds of delay. The Lunar Laser Communications Demonstration mission aboard NASA's LADEE spacecraft successfully received and retransmitted the video.
23 December 2013, 02:25 PM ET
This space wallpaper of Herbig-Haro object HH 46/47 combines radio observations acquired with ALMA with much shorter wavelength visible light observations from ESO’s New Technology Telescope.
23 December 2013, 01:45 PM ET
The Westfjords peninsula image was created by combining 3 radar acquisitions from the Envisat satellite. The grey are area is land and the colorful fjords (sea between the 'branches'). ESA's series 'Earth from Space' takes at look at it.
23 December 2013, 12:43 PM ET
Night-shining clouds started glowing high above Antarctica earlier than usual this year, data from a NASA satellite show. These rare types of wispy blue-white clouds, called noctilucent clouds, form when water freezes around meteor smoke.
20 December 2013, 02:40 PM ET
In December 1968, the Apollo 8 crew became the first humans to experience an Earthrise from the lunar orbit. This visualization is based off of the actual photos and satellite imagery. Narrated by Andrew Chaikin, author of 'A Man on the Moon'.
20 December 2013, 02:23 PM ET
By matching colors to the various wavelengths, scientists have revealed geologic structures invisible to the naked eye while also creating images of the asteroid Vesta that seem more like works of art.
20 December 2013, 01:40 PM ET
From more than 40 countries and 30 U.S. states, people around the world shared more than 1,400 images of themselves as part of the Wave at Saturn event organized by NASA's Cassini mission as seen in this cool space wallpaper.
19 December 2013, 04:40 PM ET
Titan harbors about 2,000 cubic miles of liquid methane and ethane on its frigid surface. The hydrocarbons are contained in an area near Titan's north pole that's just 660,000 square miles in size, a region slightly larger than Alaska.
19 December 2013, 04:34 PM ET
A new way to weigh the mass of distant alien worlds could help reveal key details about how friendly they may be to life, researchers say.
19 December 2013, 04:18 PM ET
The northwestern part of Greece is pictured in this space wallpaper by the Landsat-8 satellite. The Ionian Sea dominates the left side of the image, with the Ambracian Gulf near the center.
18 December 2013, 09:53 AM ET
A piercingly bright curtain of stars is the backdrop for this beautiful space wallpaper taken by astronomer Håkon Dahle.
18 December 2013, 07:53 AM ET
A piece of the famous Halley's comet likely slammed into Earth in A.D. 536, blasting so much dust into the atmosphere the planet cooled considerably, a new study suggests. This dramatic climate shift is linked to drought and famine around the world.
17 December 2013, 06:37 PM ET
The European Research Council has given $19.3 million to a project that aims to peer at the supermassive black hole at the core of the Milky Way and image its event horizon — the theorized boundary beyond which nothing, not even light, can escape.
17 December 2013, 06:32 PM ET
NASA's Lunar Reconnaissance Orbiter has added China's Chang'e 3 lander and rover — which touched down on the moon on Saturday (Dec. 14) — to its list of observation targets. Three other NASA moon probes have watched Chang'e 3 as well.
17 December 2013, 06:24 PM ET
With Christmas approaching, it's time again for eggnog and gift giving and space photos of celestial ornaments, hanging thousands of light-years away.
17 December 2013, 05:48 PM ET
A 1.3 foot wide space rock, traveling at 56,000 MPH, collided with the lunar surface on March 17th, 2013, and the explosion could be seen with the naked eye on Earth. NASA's Lunar Reconnaissance Orbiter snapped imagery of the impact area.
17 December 2013, 05:33 PM ET
A private collection held a long-lost rock that turned out to be a meteorite that plummeted to Earth with a flash of light and a hissing sound on Oct. 27, 1873 near a Dutch village. The meteorite is of a particularly rare, primitive type.
16 December 2013, 03:03 PM ET
A megaflood may have washed across what is now Idaho nearly 50,000 years ago, carving a gorge like those seen on Mars — a discovery that could shed light on ancient geological processes on both planets.
16 December 2013, 10:27 AM ET
Iran claims this is its second successful mission of 2013, although many have cast doubts on whether the first mission was legitimate.
16 December 2013, 09:25 AM ET
Chinese State TV released video of the lunar probe Chane'e 3 landing on the moon and deployment of its Yutu rover.
16 December 2013, 08:59 AM ET
This space wallpaper is a color-coded topography map from NASA's Dawn mission, which shows the giant asteroid Vesta.
14 December 2013, 03:02 PM ET
China became the first country to make a 'soft landing' of a spacecraft in almost 40 years. The last country to do so was the Soviet Union in 1976.
13 December 2013, 01:24 PM ET
You can take a tour of Mars' frozen north pole in a new 3D animation from the European Space Agency (ESA).