An asteroid nearly two miles (three kilometers) wide is set to pass by Earth Friday with no risk of impact, offering scientists a rare chance to study a massive flying object with its own moon.
May 31, 2013
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(Phys.org) —Galaxies today come very roughly in two types: reddish, elliptically shaped collections of older stars, and bluer, spiral shaped objects dominated by young stars. The conventional wisdom is ...
Apr 03, 2013
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(Phys.org) —The object in this image is Jonckheere 900 or J 900, a planetary nebula—glowing shells of ionized gas pushed out by a dying star. Discovered in the early 1900s by astronomer Robert Jonckheere, ...
Apr 01, 2013
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Tree ring records indicate that in 774-775 CE, atmospheric carbon-14 levels increased substantially. Researchers suggest that a solar proton event may have been the cause. In solar proton events, large numbers of high-energy ...
Mar 15, 2013
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Many people around the world were thrilled to see a transit of Venus in June (June 5 in the United States and June 6 in Asia, on the other side of the International Dateline), the dark silhouette of Venus ...
Jan 10, 2013
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(Phys.org)—Since its launch in 2001, the Wilkinson Microwave Anisotropy Probe (WMAP) space mission has revolutionized our view of the universe, establishing a cosmological model that explains a widely diverse collection ...
Dec 21, 2012
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(Phys.org)—ESA's Planck space telescope has made the first conclusive detection of a bridge of hot gas connecting a pair of galaxy clusters across 10 million light-years of intergalactic space.
Nov 20, 2012
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(Phys.org)—You can now literally—yes, literally—write your name in the stars, thanks to a University of Nottingham academic.
Sep 18, 2012
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(Phys.org)—An international team of astronomers and astrophysicists has found some unusual spectral activity involving an otherwise "normal" pulsar; it displayed some absorption lines, which generally only ...
Aug 27, 2012
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(Phys.org) -- An international team of astronomers has observed the heart of a distant quasar with unprecedented sharpness, two million times finer than human vision. The observations, made by connecting the ...
Jul 18, 2012
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An international team of astronomers has for the first time determined the distance of the galaxy HDF850.1. The discovery challenges and expands our understanding of how galaxies are born and develop over ...
Jun 18, 2012
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(Phys.org) -- Black holes are extremely powerful and efficient engines that not only swallow up matter, but also return a lot of energy to the Universe in exchange for the mass they eat. When black holes attract ...
Jun 07, 2012
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(PhysOrg.com) -- By observing the Moon using ESO's Very Large Telescope, astronomers have found evidence of life in the universe -- on Earth. Finding life on our home planet may sound like a trivial observation, ...
Feb 29, 2012
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(PhysOrg.com) -- Astronomers using the partially completed ALMA observatory have found compelling evidence for how star-forming galaxies evolve into 'red and dead' elliptical galaxies, catching a large group ...
Jan 11, 2012
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(PhysOrg.com) -- Star formation is studied by astronomers not only because it produces new stars and planetary systems. It also generates copious amounts of ultraviolet light that heats dust which in turn ...
Jan 09, 2012
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