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galactic cluster |
Also found in: Dictionary/thesaurus, Wikipedia, Hutchinson | 0.04 sec. |
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galactic cluster: see star cluster star cluster, a group of stars near each other in space and resembling each other in certain characteristics that suggest a common origin for the group. Stars in the same cluster move at the same rate and in the same direction. ..... Click the link for more information. . open clusteror galactic clusterAny group of Population I (see Populations I and II) stars with a common origin, held together by mutual gravitation (not to be confused with a cluster of galaxies). Stars in open clusters are much more scattered than those in globular clusters. All known open clusters contain from about 10 to 1,000 or more stars (about half contain fewer than 100) and have diameters of 5–75 light-years. More than 1,000 have been discovered in the Milky Way Galaxy; well-known examples include the Pleiades and the Hyades. galactic cluster [gə′lak·tik ′kləs·tər] (astronomy) 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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During the impact, the hot gases of one galactic cluster slowed down the hot gases of the other. ``We don't have planets in the sky anymore -- we have landscapes,'' Krupp said, gesturing toward 170 panels soaring 20 feet above his head within the galactic cluster of Virgo. A computer would randomly pick a point on the sphere, a length of rod, and then a rule-based version of the galactic cluster formations that would have appeared at that time. |
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