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13 November 2015, 01:00 PM ET
Blast off into the holiday season with Space.com's picks for the space fans, nerds and collectors in your life.
13 November 2015, 11:45 AM ET
The mysterious space junk WT1190F fell from the sky this morning, and scientists had a flying, ringside seat as the object burned up in multicolored fireballs.
13 November 2015, 10:12 AM ET
The James Webb Space Telescope’s Nobel Prize-winning head astronomer advised planetary scientists Nov. 9 to get started on proposals for focusing JWST’s 6.5-meter mirror on objects most closer to home than its usual cosmic quarry.
13 November 2015, 09:59 AM ET
After the cataclysmic smashup that formed the Earth and moon, the blue planet may have taken all of the water and other light molecules for itself, leaving virtually none for its smaller sibling.
13 November 2015, 09:20 AM ET
A group of observers with the United Arab Emirates Space Agency, NASA and ESA, snapped imagery of mysterious object tagged WT1190F as it re-entered the atmosphere over the ocean near Sri Lanka on Nov. 13th, 2015.
13 November 2015, 06:44 AM ET
Could the seismic fingerprint of dust devils detected on Earth be used to decipher the tiny tornadoes racing across the Martian surface?
13 November 2015, 06:40 AM ET
An unknown space object will crash through our atmosphere the morning of Friday, Nov. 13 — and a Slooh webcast will show the first observations live after it re-enters off the coast of Sri Lanka.
12 November 2015, 09:00 PM ET
Space.com Senior Writer Mike Wall is in Chile for the Giant Magellan Telescope's groundbreaking ceremony, which will take place Wednesday (Nov. 11). Here's an update about his travels.
12 November 2015, 04:07 PM ET
A star-studded groundbreaking ceremony here in the Chilean Andes Wednesday evening (Nov. 11) — attended by Chilean President Michelle Bachelet and other dignitaries — officially ushered the $1 billion Giant Magellan Telescope into the construction phase.
12 November 2015, 02:50 PM ET
Researchers have spotted the most luminous gamma-ray pulsar ever found — and the rapidly spinning, ultradense stellar core is also the first pulsar of its kind ever seen outside the Milky Way.
12 November 2015, 02:03 PM ET
Researchers have dubbed it "the most luminous gamma-ray pulsar known so far." A rapidly spinning neutron star in the Tarantula Nebula is the first of its kind to be observed in a the Large Magellanic Cloud.
12 November 2015, 12:57 PM ET
For at least the past 50 years, about half of all Earth’s carbon dioxide emissions - human and natural - have been absorbed by the land and oceans. Scientists are trying to understand how much more CO2 this global carbon sink can take.
12 November 2015, 12:48 PM ET
Scientists are studying the heat trapping behavior of CO2 released by land-clearing and accidental forest fires vs. factories in large urban centers. The data producing this simulation were taken during a 5-day period in June 2006.
12 November 2015, 12:40 PM ET
NASA Orbiting Carbon Observatory 2, launched in July 2014, measures global atmospheric carbon dioxide. Data from May to August 2015 were compiled to create this visualization.
12 November 2015, 12:33 PM ET
Plant growth and decay on land and ocean over a 12-moth cycle can be seen in this ‘average year’ data set, compiled from many science imaging satellites
12 November 2015, 10:45 AM ET
Tests continue for the private space company's Dragon spacecraft's launch escape system and rocket. The company suffered a setback in June 2015 when its Falcon 9 rocket exploded during flight.
12 November 2015, 10:03 AM ET
A newly found object lies about nine and a half billion miles from the sun, or two to three times farther away than Pluto, making it a candidate for the most distant known dwarf planet.
12 November 2015, 09:28 AM ET
The Philae lander touched-down 3 times before settling on Comet 67P/Churyumov-Gerasimenko on Nov. 12th, 2014. According to the lander’s data, it soared and tumbled for 2 hours after first contact.
12 November 2015, 07:45 AM ET
Bruce Jakosky, principle investigator for MAVEN, spoke with Space.com about new findings that the sun stripped away much of Mars' atmosphere.
12 November 2015, 07:36 AM ET
Europe’s heavy-lift Ariane 5 rocket on Nov. 10 successfully placed telecommunications for Arabsat of Saudi Arabia and the Indian Space Research Organisation (ISRO) in the vehicle’s sixth and final launch for 2015 and its 69th consecutive success.
12 November 2015, 07:01 AM ET
For years, NASA astronaut Bonnie Dunbar came to Ellington Airport to fly. She returned to the southeast Houston airport, the home of the space agency's aircraft operations, to dig — in honor of the history, and future, of flight.
12 November 2015, 12:09 AM ET
The navigation camera on Rosetta captured this image of Comet 67P tumbling through space.
11 November 2015, 11:28 PM ET
A new study delivers the first evidence that water in ancient dust grains collected at the heart of an infant Earth during its formative years.
11 November 2015, 09:48 PM ET
If you've been looking for Saturn lately, you've seen it rapidly sinking towards the sun in the southwestern sky just after sunset. This week is probably your last chance to spot Saturn before it disappears into the sun's glow.
11 November 2015, 05:41 PM ET
With images like these, it's no wonder California — not to mention the Twittersphere — freaked out Saturday evening when an unannounced test of a submarine-launched Trident missile lit up the evening sky.
11 November 2015, 03:41 PM ET
Photographer Porter Tinsley was shooting long-exposure night sky time-lapse images on Nov. 7th, 2015 when she was surprised by a Trident missile test launched from a U.S. submarine. Thousands of Californians were similarly astonished.
11 November 2015, 03:30 PM ET
The Halloween 'dead comet' spooked the world with its abrupt appearance, why didn't we know about it earlier?
11 November 2015, 03:26 PM ET
A new test for defining the planetary status of an exoplanet has been formulated, but a certain dwarf planet in our solar system still doesn't make the planetary grade.
11 November 2015, 01:30 PM ET
The Senate passed Nov. 10 the final version of a commercial launch bill that also provides limited property rights for resources extracted from asteroids.
11 November 2015, 01:13 PM ET
A newly discovered planet is being called the closest Earth-size planet ever discovered, possibly providing the mouth-watering opportunity for a close-up look at the atmosphere of a rocky body around another star.
11 November 2015, 01:09 PM ET
Astronomers have found what may be the oldest stars in the Milky Way, in the galaxy's bulge — a discovery that reveals extraordinarily powerful explosions known as hypernovas might have dominated the Milky Way during its youth, researchers say.
11 November 2015, 01:00 PM ET
A planet close to its parent star is hot like Venus, but rotates quickly and could have a substantial atmosphere.