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10 December 2014, 04:08 PM ET
Just in time for the festive period, the Hubble Space Telescope has released a dazzling image of a globular star cluster filled with stellar glitter.
10 December 2014, 02:01 PM ET
Asteroids, not comets, may have delivered most of Earth's water to the planet when the solar system was young, new data from a probe orbiting a comet suggests.
10 December 2014, 10:05 AM ET
NASA officials and space station partners will host a news conference Thursday (Dec. 18) to discuss the planned one-year mission to the International Space Station at 10 a.m. EST (1500 GMT).
10 December 2014, 08:00 AM ET
A meteorite that crashed down in California's gold country is showing off treasures of a different sort: small diamonds that could tell scientists more about the insides of asteroids.
10 December 2014, 08:00 AM ET
Technicians unloaded the Orion capsule from the USS Anchorage Monday night (Dec. 8) in San Diego, about 600 miles from the spot where the U.S. Navy ship retrieved Orion after it splashed down in the Pacific Ocean on Friday (Dec. 5).
10 December 2014, 08:00 AM ET
The president congratulated Orion's chief engineer and her team for Friday's successful test flight, which marked the farthest a human-spaceflight vehicle has traveled since the end of NASA's Apollo program in 1972.
10 December 2014, 07:00 AM ET
Assembly, test and launch operations began recently for NASA's InSight lander, which aims to study the interior of Mars to learn more about how the solar system's rocky planets formed 4.5 bilion years ago.
09 December 2014, 10:56 PM ET
This dazzling space wallpaper from ESO’s La Silla Observatory in Chile shows the bright star cluster Messier 7.
09 December 2014, 10:17 PM ET
Learn how our solar system formed, how it was discovered and the names of the planets, dwarf planets and regions of space that orbit our sun.
09 December 2014, 06:40 PM ET
"Usually what we do isn't rocket science, unless it is", the U.S. president joked as the lead in to a congratulatory message to NASA's Orion chief engineer Julie Kramer. He made the remarks at the conference for senior leaders of the Senior Executive
09 December 2014, 06:01 PM ET
A privately built robotic cargo spaceship has a new ride to the International Space Station. In the wake of October's Antares rocket explosion, Orbital Sciences' Cygnus spacecraft will next launch atop a United Launch Alliance Atlas V rocket.
09 December 2014, 03:05 PM ET
Author Lee Billings discusses the divide among scientists in the hunt for life elsewhere in the universe, and what an alien civilization might tell us about our own future.
09 December 2014, 02:50 PM ET
In a section from his book 'Five Billion Years of Solitude: The Search for Life Among the Stars,' Lee Billings discusses how the need for energy is tied to the search for intelligent life in the universe.
09 December 2014, 01:22 PM ET
The Orion Multipurpose Crew Vehicle is NASA's planned spacecraft to take astronauts into space beyond Earth orbit. The agency plans to run the first test flight of the spacecraft in December 2014, with crewed missions possibly following in the early 2020s
09 December 2014, 01:00 PM ET
Claims that scientists have discovered a huge asteroid that could threaten Earth aren't correct, according to NASA.
09 December 2014, 12:56 PM ET
Asteroid 2014 UR116, spotted by astronomers in Kislovodsk, Russia, turns out to have been observed 6 years ago. NASA’s JPL combined the data to show the asteroid passes no closer than 29x the distance to the moon in 2017.
09 December 2014, 12:19 PM ET
See stunning photos of the night sky and sun as seen by stargazers around the world in this Space.com photo gallery for December 2014 made up of images sent in by Space.com readers.
09 December 2014, 12:00 PM ET
See stunning photos of the night sky and sun as seen by stargazers around the world in this Space.com photo gallery for November 2014 made up of images sent in by Space.com readers.
09 December 2014, 12:00 PM ET
Research by a political science professor shows opinions on space exploration are influenced by a person's religious beliefs.
09 December 2014, 07:00 AM ET
During a Dec. 16 launch from Florida's Cape Canaveral Air Force Station, SpaceX will try to bring the first stage of its Falcon 9 rocket back to Earth in a controlled landing on a floating platform in the Atlantic Ocean.
09 December 2014, 07:00 AM ET
The countdown is on to the holidays! If you have a space exploration enthusiast in your life, your mission now is to find gifts that are sure to launch some holiday cheer. To help, collectSPACE.com presents five out-of-this-world gift ideas.
08 December 2014, 04:57 PM ET
The towering dunes on Saturn's largest moon, Titan, which are similar to the sandy hills of the Sahara, are not formed continuously over time, but by short, powerful rogue winds, researchers say.
08 December 2014, 03:55 PM ET
One of the treats awaiting owners of a new telescope is their first look at the giant planet Jupiter and its four tiny moons.
08 December 2014, 03:31 PM ET
Curiosity has found evidence that the 96-mile-wide (154 kilometers) Gale Crater, which the rover has been studying since August 2012, hosted a large lake long ago. Runoff into this lake eventually built up Mount Sharp, mission scientists say.
08 December 2014, 02:11 PM ET
Data from NASA's Curiosity rover indicates that lake bottom sediment formed the lower layers of Mount Sharp over approximately 1 million years.
08 December 2014, 12:15 PM ET
A gamma-ray burst, the most powerful kind of explosion known in the universe, may have triggered a mass extinction on Earth within the past billion years, researchers say.
08 December 2014, 12:09 PM ET
Physicists have teleported a light particle 15 miles (25 kilometers), making it the farthest quantum teleportation yet.
08 December 2014, 08:00 AM ET
NASA's Dawn spacecraft, which will enter orbit around Ceres in March 2015, has captured its best-ever image of the unexplored dwarf planet, the largest body in the main asteroid belt between Mars and Jupiter.
08 December 2014, 08:00 AM ET
These shots of the Martian surface from orbit show our planetary neighbor as never before.
07 December 2014, 09:12 AM ET
Get ready for your close-up, Pluto! For the first time in history, a space probe has arrived within striking distance of the dwarf planet.
07 December 2014, 09:00 AM ET
Here's a look at what the future holds for Orion, the first human-spaceflight vehicle to go beyond low-Earth orbit since NASA's Apollo capsule, which flew to the moon and back in the late 1960s and early 1970s.
07 December 2014, 08:00 AM ET
The mysterious circular feature, which was imaged by NASA's Mars Reconnaissance Orbiter, measures about 1.2 miles (2 kilometers) wide. It possibly had a volcanic origin, NASA officials say.