Astronomers have observed two black holes in nearby galaxies devouring their companion stars at an extremely high rate, and spitting out matter at a quarter the speed of light.
Astronomy
Apr 28, 2016
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(Phys.org)—An international team of astronomers led by Behnam Javanmardi of the University of Bonn in Germany has recently discovered 11 low surface brightness (LSB) systems located around nearby spiral galaxies. The researchers ...
(Phys.org) —The discovery that many small galaxies throughout the universe do not 'swarm' around larger ones like bees do but 'dance' in orderly disc-shaped orbits is a challenge to our understanding of how the universe ...
Astronomy
Jul 21, 2014
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(Phys.org) —Researchers including a Texas Tech University physicist have intently studied the closest type Ia supernova discovered in a generation. The proximity to Earth could yield better understanding of this particular ...
Astronomy
Mar 25, 2014
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(Phys.org) —Using the sharp-eyed NASA Hubble Space Telescope, astronomers have for the first time precisely measured the rotation rate of a galaxy based on the clock-like movement of its stars.
Astronomy
Feb 19, 2014
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(Phys.org) —In a dark, starless patch of intergalactic space, astronomers have discovered a never-before-seen cluster of hydrogen clouds strewn between two nearby galaxies, Andromeda (M31) and Triangulum (M33). The researchers ...
Astronomy
May 8, 2013
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(Phys.org) —Astronomers using the NASA/ESA Hubble Space Telescope have shown for the first time that bursts of star formation have a major impact far beyond the boundaries of their host galaxy. These energetic events can ...
Astronomy
Apr 25, 2013
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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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(Phys.org)—A comprehensive study of hundreds of galaxies observed by the Keck telescopes in Hawaii and NASA's Hubble Space Telescope has revealed an unexpected pattern of change that extends back 8 billion years, or more ...
Astronomy
Oct 19, 2012
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UCLA astronomers report the discovery of a remarkable star that orbits the enormous black hole at the center of our Milky Way galaxy in a blistering 11-and-a-half years—the shortest known orbit of any star near this black ...
Astronomy
Oct 4, 2012
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