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Perseus cluster |
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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 How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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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. Fabian of the University of Cambridge in England and his colleagues made their discovery by examining the bright X-ray glow from gas that bathes the Perseus cluster of galaxies, 250 million light-years from Earth. The instrument, which cannot image objects but instead serves as a high-resolution X-ray spectrograph, clearly detected iron in hot gas throughout the relatively nearby Perseus cluster of galaxies, reports Peter J. |
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