superclusters

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• cosmos — /koz meuhs, mohs/, n., pl. cosmos, cosmoses for 2, 4. 1. the world or universe regarded as an orderly, harmonious system. 2. a complete, orderly, harmonious system. 3. order; harmony. 4. any composite plant of the genus Cosmos, of tropical… …   Universalium

• Supercluster — NOTOC right|249px|thumb|A map of the nearest (to Virgo) SuperclustersSuperclusters are large groupings of smaller galaxy groups and clusters, and are among the largest structures of the cosmos. uperclustersThe existence of superclusters indicates …   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

• Physical cosmology — This article is about the physics subject. For other uses, see Cosmology. Physical cosmology …   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

• Timeline of the Big Bang — Physical cosmology Universe · Big Bang …   Wikipedia

• Void (astronomy) — The universe within 1 billion light years (307 Mpc) of Earth, showing local superclusters and voids …   Wikipedia

• galaxy — /gal euhk see/, n., pl. galaxies. 1. Astron. a. a large system of stars held together by mutual gravitation and isolated from similar systems by vast regions of space. b. (usually cap.) See Milky Way. 2. any large and brilliant or impressive… …   Universalium

• Galaxy — This article is about the astronomical structure. For other uses, see Galaxy (disambiguation). NGC 4414, a typical spiral galaxy in the constellation Coma Berenices, is about 55,000 light years in diameter and approximately 60 million light… …   Wikipedia

• Sachs-Wolfe effect — The Sachs Wolfe effect [ [http://adsabs.harvard.edu/abs/1967ApJ...147...73S Perturbations of a Cosmological Model and Angular Variations of the Microwave Background ] Sachs R.K., Wolfe A.M., 1967, ApJ, 147, 73] , named after Rainer Kurt Sachs and …   Wikipedia

• Delaunay tessellation field estimator — The reconstruction of a density field from a discrete set of points sampling this field. The Delaunay tessellation field estimator (DTFE) is a mathematical tool for reconstructing a volume covering and continuous density or intensity field from a …   Wikipedia