Image: 3C 397: An unusual galactic supernova remnant
3C 397 (also known as G41.1-0.3) is a Galactic supernova remnant with an unusual shape.
Astronomy
Nov 7, 2013
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Page 5 - News tagged with x ray emission
Microquasar found in neighbor galaxy: First of its type beyond our Milky Way
For the first time, astronomers have found a microquasar—a black hole devouring material from a companion star—in a galaxy beyond our own Milky Way. The object, pumping out X-rays and bright bursts of radio waves, was ...
Astronomy
Dec 12, 2012
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Astronomers discover a new black hole in our galaxy
(Phys.org)—NASA's Swift satellite recently detected a rising tide of high-energy X-rays from a source toward the center of our Milky Way galaxy. The outburst, produced by a rare X-ray nova, announced the presence of a previously ...
Astronomy
Oct 5, 2012
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Black holes spinning faster than ever before
(PhysOrg.com) -- Two UK astronomers have found that the giant black holes in the centre of galaxies are on average spinning faster than at any time in the history of the Universe. Dr Alejo Martinez-Sansigre of the University ...
Astronomy
May 23, 2011
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X-Ray Jets
(PhysOrg.com) -- The supermassive black holes that lie at the centers of galaxies can spawn tremendous bipolar jets of atomic particles.
Astronomy
Sep 7, 2010
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X-Ray Emission from Young Stars
(PhysOrg.com) -- The star TW Hydrae is located about 150 light-years from earth in the direction of the constellation of Hydrae, the Water Snake. This star is relatively young -- at about 10 million years old it has passed ...
Astronomy
Feb 5, 2010
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Black Hole Hunters Set New Distance Record
(PhysOrg.com) -- Astronomers using ESO’s Very Large Telescope have detected, in another galaxy, a stellar-mass black hole much farther away than any other previously known. With a mass above fifteen times that of the Sun, ...
Astronomy
Jan 27, 2010
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Galaxy Cluster Abell 3627: Two Tails to Tell
(PhysOrg.com) -- Two spectacular tails of X-ray emission has been seen trailing behind a galaxy using the Chandra X-ray Observatory.
Astronomy
Jan 22, 2010
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Massive Black Hole Implicated in Stellar Destruction
(PhysOrg.com) -- New results from NASA's Chandra X-ray Observatory and the Magellan telescopes suggest that a dense stellar remnant has been ripped apart by a black hole a thousand times as massive as the Sun. If confirmed, ...
Astronomy
Jan 4, 2010
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Suzaku Finds 'Fossil' Fireballs from Supernovae
(PhysOrg.com) -- Studies of two supernova remnants using the Japan-U.S. Suzaku observatory have revealed never-before-seen embers of the high-temperature fireballs that immediately followed the explosions. Even after thousands ...
Astronomy
Dec 30, 2009
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