News tagged with massive galaxy

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Astronomers identify most distant galaxy cluster

(PhysOrg.com) -- Astronomers have uncovered a burgeoning galactic metropolis, the most distant known in the early universe. This ancient collection of galaxies presumably grew into a modern galaxy cluster ...

dateJan 12, 2011 in Astronomy
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Measuring galaxy black hole masses

(PhysOrg.com) -- Black holes, one of the most amazing and bizarre predictions of Einstein's theory of gravity, are irresistible sinks for matter and energy. They are so dense that not even light can escape ...

dateMay 27, 2011 in Astronomy
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The Supernovae of Triangulum

(PhysOrg.com) -- The Triangulum Galaxy, at a distance of only 2.6 million light-years, is one of the closest spiral galaxies to earth. It is also the third largest member of our galactic neighborhood (after ...

dateApr 30, 2010 in Astronomy
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Where do supernovae come from?

(PhysOrg.com) -- Supernovae, the explosive deaths of massive stars, are among the most momentous events in the cosmos because they disburse into space all of the chemical elements that were produced inside ...

dateSep 17, 2010 in Astronomy
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X-rays discovered from young supernova remnant

(Phys.org) -- Over fifty years ago, a supernova was discovered in M83, a spiral galaxy about 15 million light years from Earth. Astronomers have used NASA's Chandra X-ray Observatory to make the first detection ...

dateJul 31, 2012 in Astronomy
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