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Cluster of galaxies
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Learn about galaxy clusters, superclusters, and the Local Group
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Nicolaus Copernicus. Nicolas Copernicus (1473-1543) Polish astronomer. In 1543 he published, forward proof of a Heliocentric (sun centered) universe. Coloured stipple engraving published London 1802. De revolutionibus orbium coelestium libri vi.
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Cluster of galaxies: References & Edit History

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Article History

Type Description Contributor Date
Article title updated for style. Nov 09, 2026
Modified link of Web site: Enchanted Learning - Clusters of Galaxies. Oct 24, 2018
Add new Web site: Enchanted Learning - Clusters of Galaxies. Jun 21, 2015
Add new Web site: Rader's Cosmos4Kids! - Galaxy Cluster Basics. Apr 24, 2015
New article added. Feb 20, 2009
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