Great Attractor


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Great Attractor

n
(Astronomy) astronomy a large mass, possibly a gigantic cluster of galaxies, postulated to explain the fact that many galaxies appear to be moving towards a particular point in the sky

Great′ Attrac′tor


n.
a vast concentration of matter whose gravitational pull alters the direction and speed of the Milky Way and other galaxies as they spread apart in the expanding universe posited by the big bang theory.
[1985–90]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.Great Attractor - a massive grouping of galaxies in the direction of Centaurus and Hydra whose gravitational attraction is believed to cause deviations in the paths of other galaxies
extragalactic nebula, galaxy - (astronomy) a collection of star systems; any of the billions of systems each having many stars and nebulae and dust; "`extragalactic nebula' is a former name for `galaxy'"
Translations
References in periodicals archive ?
Our Local Group is moving toward what's called the Great Attractor, a dense collection in the vicinity of the Centaurus, Norma, and Hydra clusters about 160 million light-years away.
Astronomers had long assumed that our galaxy's race through space was due to the gravitational pull exerted by two dense regions of the universe - the Great Attractor, which is a region of a half dozen clusters of galaxies about 150 million light-years from the Milky Way, and the Shapley Concentration, an area of over two dozen clusters, located 600 million light-years beyond the Great Attractor.
The fact that Henderson State is a COPLAC [Council of Public Liberal Arts Colleges] school was a great attractor," Miller said.
This study also clarifies the role of the Great Attractor, a gravitational focal point in intergalactic space that influences the motion of our Local Group of galaxies and other galaxy clusters.
Creators--Intelli-gensius Anarchus, The Great Attractor and Rick B--provide the site with an edgy feel.
What scientists have discovered is that the Great Attractor has such a massive gravitational pull that it is pulling our entire galaxy and all of the nearby galaxies towards it at a speed of a million miles an hour.
The famous open cluster NGC 6025, because of its position close to The Great Attractor, is a typical stringy grouping.
Coarse anglers who visit the NW shop at Grassholme specifically to buy Magic Dust swear by this product as a great attractor to lure the roach close to their main bait.
Chopped worm is a great attractor and all species will take this bait, but it must be fed properly via the pole cup.
We hope it will be something that is a great attractor of business and tourism to the San Fernando Valley.
And the great attractor, a vast mass toward which the Milky Way and many other nearby galaxies seem headed, apparently doesn't exist (145: 271).
The Great Attractor is the major valley in our cosmic watershed, toward which the Milky Way and many of its neighbors are being pulled by gravity, like tributaries feeding a river.