News tagged with blazar
Fermi Telescope Peers Deep into Microquasar (w/ Video)
Nov 27, 2009 |
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(PhysOrg.com) -- NASA's Fermi Gamma-ray Space Telescope has made the first unambiguous detection of high-energy gamma-rays from an enigmatic binary system known as Cygnus X-3. The system pairs a hot, massive ...
Fermi Telescope Detects Gamma-Ray From 'Star Factories' in Other Galaxies
Nov 02, 2009 |
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Nearby galaxies undergoing a furious pace of star formation also emit lots of gamma rays, say astronomers using NASA's Fermi Gamma-ray Space Telescope. Two so-called "starburst" galaxies, plus a satellite ...
Fermi telescope finds gamma-ray galaxy surprises
Jul 14, 2009 |
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Back in June 1991, just before the launch of NASA's Compton Gamma-Ray Observatory, astronomers knew of gamma rays from exactly one galaxy beyond our own. To their surprise and delight, the satellite captured ...
Astrophysicists explore a blazar
Mar 18, 2009 |
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An international team of astrophysicists using telescopes on the ground and in space have uncovered surprising changes in radiation emitted by an active galaxy. The picture that emerges from these first-ever ...
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Active galaxies flare and fade in Fermi telescope all-sky movie (w/Video)
Apr 24, 2009 |
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The gamma-ray sky comes alive in a movie made from data acquired by NASA's Fermi Gamma-ray Space Telescope during its first three months of operations. Gamma rays from sources near and far turn the sky into ...
U of M sets course for cure of fatal childhood skin disease
Jun 03, 2008 |
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Physicians at the University of Minnesota and University of Minnesota Children's Hospital, Fairview have set the path to a cure for a young boy's fatal genetic skin disease, recessive dystrophic epidermolysis bullosa (RDEB), ...
Radio telescope reveals secrets of massive black hole
Apr 23, 2008 |
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At the cores of many galaxies, supermassive black holes expel powerful jets of particles at nearly the speed of light. Just how they perform this feat has long been one of the mysteries of astrophysics.
Study confirms 1966 prediction: The most energetic particles in the universe are not from the neighborhood
Mar 21, 2008 |
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Final results from the University of Utah’s High-Resolution Fly’s Eye cosmic ray observatory show that the most energetic particles in the universe rarely reach Earth at full strength because they come from great distances, ...
Gamma Ray Delay May Be Sign of 'New Physics'
Oct 01, 2007 |
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Delayed gamma rays from deep space may provide the first evidence for physics beyond current theories.
New VERITAS telescope array may help find 'dark matter'
Apr 30, 2007 |
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Scientists in the Northern Hemisphere have opened a new window on the universe allowing them to explore and understand the cosmos at a much higher level of precision than was previously available. Think of ...
Scientists Determine the Nature of Black Hole Jets
Oct 06, 2006 |
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NASA and Italian scientists using Swift have for the first time determined what the particle jets streaming from black holes are made of.
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