Astronomers see huge clouds of gas orbiting supermassive black holes at the centers of galaxies. Once thought to be a relatively uniform, fog-like ring, the accreting matter instead forms clumps dense enough to intermittently ...
Astronomy
Feb 19, 2014
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(Phys.org) —Disguised in a crowded field of stars, the tiny white dot highlighted in these two images is none other than ESA's Gaia satellite as seen with the Very Large Telescope Survey Telescope at the European Southern ...
Astronomy
Feb 18, 2014
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Some 30 years ago, astronomers found that regions of ionized gas around young high mass stars remain small (under a third of a light-year) for ten times longer than they should if they were to expand as expected in simple ...
Astronomy
Feb 6, 2014
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On 5 July 2012, a plume of Antarctic air descended over the European Southern Observatory's Paranal site in Chile. The home of the Very Large Telescope, Paranal is 2635 m above sea level and is almost always one of the best ...
Astronomy
Feb 3, 2014
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An international group of astrophysicists has found evidence strongly supporting a solution to a long-standing puzzle about the birth of some of the most massive stars in the universe.
Astronomy
Jan 27, 2014
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(Phys.org) —ESA's Rosetta spacecraft woke up 20 January, after 31 months in deep space hibernation, to catch up with comet 67P/Churyumov–Gerasimenko.
Space Exploration
Jan 21, 2014
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W49A might be one of the best-kept secrets in our galaxy. This star-forming region shines 100 times brighter than the Orion nebula, but is so obscured by dust that very little visible or infrared light escapes.
Astronomy
Dec 16, 2013
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The Atacama Large Millimeter/submillimeter Array (ALMA) in the Chilean Andes allows astronomers to peer into some of the darkest and furthest parts of the universe, unveiling some of its previously hidden secrets.
Astronomy
Sep 25, 2013
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Observations with NASA's Chandra X-ray Observatory have revealed a massive cloud of multimillion-degree gas in a galaxy about 60 million light years from Earth. The hot gas cloud is likely caused by a collision between a ...
Astronomy
Aug 14, 2013
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(Phys.org) —In a paper shortly to be published in the Oxford University Press journal Monthly Notices of the Royal Astronomical Society, a team of astronomers from the Armagh Observatory in Northern Ireland report the discovery ...
Astronomy
Aug 1, 2013
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