
Universe Is 30 Times More Run Down Than Thought, Astronomers Find
Cars run out of petrol,
stars run out of fuel and
galaxies collapse into black
holes. As they do, the
universe and everything in
... > full story

Cosmology: Weak Gravitational Lensing Improves Measurements of Distant Galaxies
A cosmologist has extended
the relationship between the
x-ray luminosity and the
mass of galaxy clusters as
measured by gravitational
... > full story

How Galaxies Form: New Research Resolves Conflict in Theory
The cold dark matter theory
has been used for more than
20 years to explain how the
smooth universe from the big
bang evolved into the
galaxy-rich cosmos we see
... > full story

How Galaxies Came to Be: Astronomers Explain Hubble Sequence
For the first time, two
astronomers have explained
the diversity of galaxy
shapes seen in the universe.
The scientists tracked the
... > full story
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New Mathematical Model Aids Big Bang Supercomputer Research
January 6, 2010 Astrophysicists using supercomputers to simulate the Big Bang have a new mathematical tool to model the early universe. Researchers have built a computer model of the "Dark Ages." The model -- ... > full story -
Runaway Anti-Matter Production Makes for a Spectacular Stellar Explosion
January 5, 2010 Astronomers have discovered a distant star that exploded when its center became so hot that matter and anti-matter particle pairs were ... > full story -
Dark Side of a Saturnian Moon: Iapetus Is Coated With Foreign Dust
December 11, 2009 Iapetus is often called Saturn's most bizarre moon, due to its starkly contrasting hemispheres -- one black as coal, the other white as snow. Images taken by the Cassini-Huygens spacecraft, orbiting ... > full story -
XMM-Newton Celebrates Decade of Discovery
December 10, 2009 ESA’s XMM-Newton X-ray observatory is celebrating its 10th anniversary. During its decade of operation, this remarkable space observatory has supplied new data for every aspect of astronomy. ... > full story -
'Vampire Star': Ticking Stellar Time Bomb Identified
November 17, 2009 Using ESO's Very Large Telescope and its ability to obtain images as sharp as if taken from space, astronomers have made the first time-lapse movie of a rather unusual shell ejected by a "vampire ... > full story -
Dark Matter And Dark Energy Make Up 95 Percent Of Universe, Detailed Measurements Reveal
November 3, 2009 A detailed picture of the seeds of structures in the universe has been unveiled. These measurements put limits on proposed alternatives to the standard model of cosmology and provide further support ... > full story -
World's Fastest Supercomputer Models Origins Of The Unseen Universe
October 27, 2009 A new "Roadrunner Universe" model requires a petascale computer because, like the universe, it's mind-bendingly large. The model's basic unit is a particle with a mass of approximately one billion ... > full story -
Is Unknown Force In Universe Acting On Dark Matter?
October 23, 2009 Astronomers have found an unexpected link between mysterious 'dark matter' and the visible stars and gas in galaxies that could revolutionize our current understanding of gravity. The finding ... > full story -
Prototype Developed To Detect Dark Matter
September 25, 2009 A team of researchers from Spain has developed a "scintillating bolometer" -- a device that the scientists will use in efforts to detect the dark matter of the ... > full story -
Milky Way's Not-So-Distant Cousin Likely Harbors Supermassive Black Hole
September 6, 2009 Astronomers have taken a striking new image of a nearby galaxy that many astronomers think closely resembles our own Milky Way. Though the galaxy is seen edge-on, observations of NGC 4945 suggest ... > full story
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