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24 July 2015, 11:12 AM ET
This stunning space wallpaper shows Pluto in color as New Horizons scientists combined four images from the spacecraft Long Range Reconnaissance Imager (LORRI) with color data from the Ralph instrument to create this enhanced color global view.
24 July 2015, 11:00 AM ET
A super-dense, spinning star punched a hole right through its stellar neighbor, carving off a giant cloud of dust and ejecting it away at nearly 15 percent the speed of light, images from NASA's Chandra X-ray Observatory reveal.
24 July 2015, 10:17 AM ET
A G2-type star (Kepler 452), the same class as the Sun, harbors the planet Kepler-452b. The planet is 60 percent larger than Earth and receives 10 percent more energy from its Sun than the Earth.
24 July 2015, 06:00 AM ET
Japan's asteroid-scooping spacecraft Hayabusa 2 is on its way to an asteroid known as 1999 JU3. Now, the country's agency is inviting the public to come up with a clever name for the mission's target.
24 July 2015, 06:00 AM ET
A group of pioneers magically transported to the surface of Kepler-452b would instantly realize they weren't on their home planet anymore; they'd feel this truth in their bones and muscles, thanks to the increased surface gravity.
23 July 2015, 06:03 PM ET
Get ready, Plutophiles: More exciting science from the New Horizons mission to Pluto will be announced in a media event today (July 24).
23 July 2015, 02:43 PM ET
Astronomers have announced the discovery of planet Kepler-452b, orbiting a star very much like the sun but older and hotter.
23 July 2015, 12:28 PM ET
Kepler-452b size is important because it receives 10 percent more energy from its Sun than we do from ours. That mass protects it from experiencing "runaway greenhouse effect and the loss of its water inventory," according to NASA.
23 July 2015, 12:15 PM ET
NASA scientists announced the discovery of an Earth-like world, Kepler-452b, on July 23, 2015. Here's a look at that closest Earth twin in pictures.
23 July 2015, 12:00 PM ET
NASA's planet-hunting Kepler space telescope has spotted more than 500 new potential alien planets, including an Earth-like planet amid a dozen that may be capable of supporting life.
23 July 2015, 09:46 AM ET
A simulation has been developed to show how the gravitational field of a black hole disrupts a star. As the star is ingested, an accretion disk of stellar material is formed.
23 July 2015, 08:00 AM ET
There's nothing worse than missing a fantastic night-sky viewing event because of bad weather. Here are some websites that can help you figure out when your local skies will be prime for skywatching.
23 July 2015, 08:00 AM ET
In a new teleconference at 12 p.m. EDT (1600 GMT) Thursday (July 23), NASA will unveil a potentially exciting discovery regarding the search for alien planets by the Kepler Space Telescope.
23 July 2015, 08:00 AM ET
Each summer, amateurs all over the world look forward to observing August's famous Perseid meteors, but they often overlook no fewer than six showers that begin in July, with three reaching their maximum this month.
23 July 2015, 08:00 AM ET
A new guide breaks down how to choose a career in the space industry — and how to land a truly out-of-this-world job.
22 July 2015, 05:42 PM ET
NASA astronaut Kjell Lindgren, Russian cosmonaut Oleg Kononenko and Japan Aerospace Exploration Agency astronaut Kimiya Yui launched aboard from the Baikonur Cosmodrome in Kazakhstan on July 22nd, 2015.
22 July 2015, 05:20 PM ET
Globular clusters are densely packed, spherical collections of ancient stars. They contain hundreds of thousands, and sometimes millions, of stars.
22 July 2015, 05:20 PM ET
NASA astronaut Kjell Lindgren, cosmonaut Oleg Kononenko and Kimiya Yui of Japan blasted off atop a Russian Soyuz rocket from Baikonur Cosmodrome in Kazakhstan today at 5:02 p.m. EDT (2102 GMT). The trio arrived at the space station at 10:45 p.m. EDT.
22 July 2015, 04:06 PM ET
Space fans of New York City rejoice: This weekend, the U.S.S. Intrepid is hosting a festival celebrating space and science that will offer displays, exhibits, activities and guest appearances, including from Alan Stern and Pamela Melroy.
22 July 2015, 02:29 PM ET
If you're weary of the rat race, some ideas from Captain Kirk and Captain Picard could help you get out of it earlier.
22 July 2015, 02:04 PM ET
Not only has NASA’s New Horizons mission confirmed that Pluto has an extended atmosphere, after its historic flyby on July 14, the spacecraft observed a “cavity” in the solar wind, revealing a long plasma tail reminiscent of a comet’s ion tail.
22 July 2015, 01:27 PM ET
What is blue, gold, and silver and links the final manned mission to launch to the moon with the next crew flying to the International Space Station? The Soyuz TMA-17M crew's mission patch.
22 July 2015, 12:00 PM ET
Learn about the discovery of dwarf planet Pluto, its fascinating orbit and atmosphere and the controversy surrounding its planetary status.
22 July 2015, 11:26 AM ET
The guitar player and astrophysicist was at the New Horizons' mission control when the "first 2 by 2 mosaic full-planet picture was downloaded from the probe." He assembled the two images for viewing in a stereoscopic viewer.
22 July 2015, 07:07 AM ET
Prior to the June 28 Falcon 9 rocket explosion, SpaceX had enjoyed 20 straight successful launches over a seven-year stretch. That track record perhaps made the company a bit complacent, Musk told reporters Monday (July 20).
22 July 2015, 07:01 AM ET
NASA astronaut Kjell Lindgren, cosmonaut Oleg Kononenko and Japan's Kimiya Yui are scheduled to blast off aboard a Russian Soyuz spacecraft from Baikonur Cosmodrome in Kazakhstan at 5:02 p.m. EDT (2102 GMT). Watch the launch here on Space.com.
22 July 2015, 07:01 AM ET
The mysterious smudges central to this new image are an ancient galaxy in the throes of formation — and for the first time we can glimpse its off-kilter structure. See how the galaxy BDF 3299 is revealing clues of the early universe.
22 July 2015, 07:00 AM ET
The Curiosity rover on Mars has turned its cameras skyward and found sunspots brewing on the far side of the sun, a view that's impossible to get from Earth.
21 July 2015, 05:48 PM ET
New Horizons has spotted a second mountain range inside Tombaugh Regio, the 1,200-mile-wide (2,000 kilometers) heart-shaped feature that mission team members named after Pluto's discoverer, Clyde Tombaugh.
21 July 2015, 03:10 PM ET
Claudia Alexander, a beloved NASA project scientist who spearheaded NASA's side of the comet-exploring Rosetta mission and Galileo mission investigating Jupiter, has died at age 56.
21 July 2015, 02:44 PM ET
The Medigus Ltd's micro ScoutCam™ 1.2 is the borescope camera on NASA’s Visual Inspection Poseable Invertebrate Robot (VIPIR) tool.
21 July 2015, 02:24 PM ET
New photos captured by NASA's New Horizons spacecraft during its historic Pluto flyby last week reveal intriguing new details about Nix and Hydra, two of the dwarf planet's five satellites.