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Violent Lives Of Galaxies: Dark Matter Found Tugging At Galaxies In Supercluster
January 10, 2008 — For the first time astronomers are able to see indirect evidence of dark matter and how this invisible force impacts on the crowded and violent lives of galaxies. They have produced the highest ... > full story -
Hubble Finds Double Einstein Ring
January 10, 2008 — The NASA/ESA Hubble Space Telescope has revealed a never-before-seen optical alignment in space: a pair of glowing rings, one nestled inside the other like a bull's-eye pattern. The double-ring ... > full story -
Vast Cloud Of Antimatter Traced To Binary Stars
January 9, 2008 — Astronomers may have solved one of the most vexing mysteries in our Milky Way: the origin of a giant cloud of antimatter surrounding the galactic center. Integral found that the cloud extends farther ... > full story -
NASA Announces Details Of Hubble Servicing Mission
January 8, 2008 — NASA scientists and a space shuttle astronaut outlined details of a challenging mission that will repair and upgrade the Hubble Space Telescope in 2008. The Hubble servicing mission, designated ... > full story -
Supercomputer Simulation Of Universe May Help In Search For Missing Matter
December 6, 2007 — Much of the gaseous mass of the universe is bound up in a tangled web of cosmic filaments that stretch for hundreds of millions of light-years, according to a new supercomputer ... > full story -
NASA'S GLAST Satellite Arrives At Naval Research Lab For Testing
December 4, 2007 — NASA's Gamma-ray Large Area Space Telescope has arrived at the Naval Research Laboratory in Washington, for its final round of testing. The GLAST spacecraft has successfully completed two of its ... > full story -
Dark Matter In Newborn Universe Doused Earliest Stars
December 3, 2007 — Perhaps the first stars in the newborn universe did not shine, but instead were invisible "dark stars" 400 to 200,000 times wider than the sun and powered by the annihilation of mysterious dark ... > full story -
Dark Energy Is Still A Mystery After 10 Years: What Can We Expect To Learn?
November 30, 2007 — Three quarters of our universe is made up of some weird, gravitationally repulsive substance that was only discovered ten years ago -- dark energy. Scientists note how little we know about dark ... > full story -
Galaxies Are Born Of Violence Between Dark Matter and Interstellar Gas
November 29, 2007 — Researchers using supercomputer simulations have exposed a very violent and critical relationship between interstellar gas and dark matter when galaxies are born -- one that has been largely ignored ... > full story -
Einstein's Biggest Blunder? Dark Energy May Be Consistent With Cosmological Constant
November 27, 2007 — Einstein's self-proclaimed "biggest blunder" -- his postulation of a cosmological constant (a force that opposes gravity and keeps the universe from collapsing) -- may not be such a blunder after ... > full story
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