09 September 2014, 06:44 AM ET
New research shows that an object, known as WISE J0304-2705 and classified as a Y dwarf, may have begun its evolution with a temperature as hot as a red dwarf star before settling on its present temperature, which is similar to Venus.
07 September 2014, 11:52 PM ET
The NASA/ESA Hubble Space Telescope has snapped the best ever image of the Antennae Galaxies.
05 September 2014, 11:51 PM ET
The VLT Survey Telescope at ESO’s Paranal Observatory in Chile has captured this beautifully detailed space wallpaper of the galaxy Messier 33, often called the Triangulum Galaxy.
04 September 2014, 09:34 PM ET
This stunning space wallpaper shows a striking pair of wildly misaligned planet-forming gas discs around both the young stars in the binary system HK Tauri.
03 September 2014, 11:21 PM ET
In this amazing space wallpaper from the Wide Field Imager on the MPG/ESO 2.2-metre telescope at ESO’s La Silla Observatory in Chile young stars huddle together against a backdrop of clouds of glowing gas and lanes of dust.
28 August 2014, 02:56 PM ET
A new measurement, which used quasars as bright and consistent relative-distance markers, charted the famous "Seven Sisters" star cluster at 136.2 parsecs, or 444 light-years, away from Earth.
28 August 2014, 02:01 PM ET
The researchers detected a huge disk of dusty debris around a sunlike star called NGC-2547 ID8. The cloud was likely spawned when two planetary building blocks slammed into each other just two years ago or so, scientists said.
28 August 2014, 11:56 AM ET
Skywatcher Kevin Fetter of Brockville, Ontario in Canada captured imagery of the US Air Force's X-37B passing above the moon and over bright star Rigel in March 2014. He also captured an overhead pass in August 2014.
27 August 2014, 03:29 PM ET
Power winds emanating from the binary system's stars interact and are being studied with the help of Chandra X-ray Observatory imagery. The system harbors one of the largest and brightest stars in the Milky Way.
27 August 2014, 01:01 PM ET
Stars are giant fusion reactors, smashing protons together to produce energy.
21 August 2014, 04:05 PM ET
Late summer is one of the best times of year to view the full splendor of our galaxy, the Milky Way. Seeing the Milky Way requires a special effort for most of us, but it's well worth the trouble.
21 August 2014, 02:02 PM ET
An ancient star in the halo surrounding the Milky Way galaxy appears to contain traces of material released by the death of one of the universe's first stars, a new study reports.
19 August 2014, 11:06 AM ET
Astrophysicists have analyzed two decades-worth of X-ray data and discovered three events inside galactic cores that can be interpreted in only one way: stellar destruction.
18 August 2014, 02:47 PM ET
'Super-Earth' Kepler 93 b is a rocky world about 3.8 times Earth’s mass, Sarah Ballard’s team determined, by integrating the parent star’s light curve with its 'asteroseismic' signature.
Full Story: http://goo.gl/Y9ue2f
14 August 2014, 02:23 PM ET
Through the analysis of light from distant galactic clusters, astronomers have detected a mysterious signal that they're having a hard time explaining.
14 August 2014, 02:01 PM ET
Scientists have created the first 3D map of a type of astronomical interference that has puzzled astronomers for nearly a century. The new map could help scientists finally nail down what causes the interference.
07 August 2014, 02:01 PM ET
Black holes may have grown incredibly rapidly in the newborn universe, perhaps helping explain why they appear so early in cosmic history. Early black hole may have sucked matter in from all around, rather than just from an accretion disk.
07 August 2014, 02:01 PM ET
The solar system coalesced from a huge cloud of dust and gas that was isolated from the rest of the Milky Way galaxy for up to 30 million years before the sun's birth, a new study published online today (Aug. 7) in the journal Science suggests.
23 July 2014, 08:46 AM ET
The NASA space-based telescope has delivered amazing imagery of the hidden Universe and expanded our knowledge of black holes, dark matter and the life and death of stars. It was launched on July 23rd, 1999 aboard the Space Shuttle Columbia.
22 July 2014, 10:07 PM ET
This space wallpaper of an artist’s impression shows dust forming in the environment around a supernova explosion.
16 July 2014, 10:53 PM ET
This space wallpaper is a deep-field image obtained using the Wide Field Imager (WFI), a camera mounted on a relatively modestly sized telescope, the MPG/ESO 2.2-metre located at the La Silla Observatory, Chile.
15 July 2014, 09:19 PM ET
This space wallpaper shows a richly detailed new view from the MPG/ESO 2.2-metre telescope at the La Silla Observatory in Chile shows the star formation region Gum 15.
10 July 2014, 05:40 PM ET
The curly string is about 100,000 light-years long and sports blue "pearls" — actually huge young star clusters — every 3,000 light-years along the way, researchers said. You can zoom in on the beautiful structure, and learn more about it, in this new Hub
10 July 2014, 06:00 AM ET
Astronomers have found the farthest-flung stars yet known in the Milky Way. The two objects lie at least 775,000 light-years away, making them both about five times more distant than the Large Magellanic Cloud, a satellite galaxy of the Milky Way.
09 July 2014, 10:02 PM ET
A galaxy more than 12 billion light years from Earth is heading for a “red and dead” future because it is running out of the fuel needed to make new stars.
08 July 2014, 01:44 AM ET
The sun sets over Paranal Observatory in this beautiful space wallpaper, painting an array of subtle hues across the sky reminiscent of a Monet landscape.
07 July 2014, 05:40 PM ET
The European Space Agency has selected the Athena X-ray observatory as its second "large-class" science mission. Athena — which will cost about 1 billion euros ($1.36 billion at current exchange rates) — is scheduled to blast off in 2028.
07 July 2014, 09:46 AM ET
NASA's NEOWISE snapped a series of infrared images of C/2012 K1 (aka Pan-STARRS) in May 2014, when the comet was ~143 million miles away. The spiral galaxy, NGC 3726, is 55 million light years away. FULL STORY: http://goo.gl/bzopex
01 July 2014, 06:40 PM ET
Astronomers are studying the feeding habits of a cosmic cannibal to learn how galaxies grow. The Umbrella Galaxy is surrounded by "crumbs" left over from eating a smaller galaxy.
01 July 2014, 12:51 AM ET
This space wallpaper shows part of the 3000-metre peak of Cerro Armazones blasting away as a step towards levelling the summit in preparation for the construction of the largest optical/infrared telescope in the world.
27 June 2014, 12:02 AM ET
This cool space wallpaper shows an exit hole through Kevlar–Nextel fabric after hypervelocity testing of the multilayer shielding for ESA’s ATV space freighter, simulating an impact by space debris.
19 June 2014, 08:01 AM ET
Galaxies are churning out new stars all the time, but most of the universe's stars formed between two and six billion years after the Big Bang. The new observations, by the Hubble space telescope, capture the dwarf galaxies during this dramatic epoch.
18 June 2014, 09:27 PM ET
This space wallpaper shows the dust ring around the nearby star HR 4796A in the southern constellation of Centaurus. It was one of the first produced by the SPHERE instrument soon after it was installed on ESO’s Very Large Telescope in May 2014.
17 June 2014, 03:10 PM ET
The two different classes of jet-spewing active galaxies called blazars may, in fact, be a single hybrid type that evolves over time, according to new research.
17 June 2014, 07:37 AM ET
How to see two creatures that loom large in June's night sky — the constellations Centaurus (the Centaur) and Lupus (the Wolf).
15 June 2014, 07:48 AM ET
NASA's Chandra X-ray Observatory captured this new image of the galaxy Messier 51 using X-rays.