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Perseus cluster

   Also found in: Wikipedia 0.01 sec.
Perseus cluster [′pər·sē·əs ‚kləs·tər]
(astronomy)
An irregular, diffuse cluster of galaxies centered on the Seyfert galaxy NGC 1275, with redshiftz= 0.018
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Observations by Hubble's Advanced Camera for Surveys spotted 29 dwarf elliptical galaxies in the Perseus Cluster, located 250 million light- years away and one of the closest galaxy clusters to Earth.
Hubble provides new evidence for dark matter around small galaxies by Asian News International
168) and those in the gas of the Perseus Cluster ("A Low Note in Cosmos: Sounding out a new role for black holes," SN: 9/13/03, p.
Subsonic booms by Heins, Paul / Science News
The sound comes from the Perseus Cluster, a clump of galaxies 250million light-years away.
BLACK HOLE SINGS; ..in B-flat, quietly, for billions of years by The Mirror (London, England)
 
 
 
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