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Centaurus cluster

   Also found in: Wikipedia 0.01 sec.
Centaurus cluster [sen′tȯr·əs ‚kləs·tər]
(astronomy)
A large cluster of galaxies that shows a composite structure, with a concentration of galaxies having recession velocities of about 3000 kilometers (1900 miles) per second, and a weaker concentration having recession velocities of about 4500 kilometers (2800 miles) per second.


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Tonry told SCIENCE NEWS that he and Dressler have begun collecting data on galaxies in the Fornax and Centaurus clusters.
Using the 4-meter telescope at Cerro Tololo Inter-American Observatory in Chile, the three looked at two galaxies: NGC 4650A in the outskirts of the Centaurus cluster and ESO 415-G26 in the constellation Fornax.
 
 
 
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