Great Attractor — NOTOC The Great Attractor is a gravity anomaly in intergalactic space within the range of the Centaurus Supercluster that reveals the existence of a localised concentration of mass equivalent to tens of thousands of Milky Ways, observable by its… … Wikipedia
Great Attractor — 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] * * * Proposed concentration of… … Universalium
Great Attractor — Great′ Attrac′tor n. astron. 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 • Etymology:… … From formal English to slang
Great Attractor — noun 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 • Hypernyms: ↑galaxy, ↑extragalactic nebula … Useful english dictionary
great — greatness, n. /grayt/, adj., greater, greatest, adv., n., pl. greats, (esp. collectively) great, interj. adj. 1. unusually or comparatively large in size or dimensions: A great fire destroyed nearly half the city … Universalium
Dark flow — Physical cosmology Universe · Big Bang … Wikipedia
Shapley Supercluster — The Shapley Supercluster (Shapley Concentration) is the largest concentration of galaxies in our nearby Universe that forms a gravitationally interacting unit, thereby pulling itself together instead of expanding with the Universe. It appears as… … Wikipedia
Gary A. Wegner — Gary Alan Wegner (born Seattle, Washington on December 26, 1944) is an American astronomer, the endowed Leed 49 Professor of Physics and Astronomy at Dartmouth College, and recipient of the Alexander Von Humboldt Prize. Wegner was also a member… … Wikipedia
Large-scale structure of the cosmos — In physical cosmology, the term large scale structure refers to the characterization of observable distributions of matter and light on the largest scales (typically on the order of billions of light years). Sky surveys and mappings of the… … Wikipedia
Observable universe — For a general discussion of the universe, see Universe. Visualization of the 93 billion light year – or 28 billion parsec – three dimensional observable universe. The scale is such that the fine grains of light represent collections of large… … Wikipedia