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1. The Sloan Great Wall: Largest Known Structure
... Credit Copyright: W. Schaap ( U. Gorningen ) et al., 2dF Galaxy Redshift Survey Explanation: What is the largest structure known? ... A grouping of galaxies known as the Sloan Great Wall was discovered in the Sloan Digital Sky Survey and is a leading candidate. The Sloan Great Wall can be seen in this digitally recast contour map of galaxies in the Two Degree Field galaxy survey. ... The labeled Sloan Great Wall spans over one billion light years, longer than any structure ever measured. ...
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Ссылки http://www.astronet.ru/db/xware/msg/1224357 -- 15.6 Кб -- 07.11.2007
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