CGCG Element
CGCG may refer to: * Catalogue of Galaxies and of Clusters of Galaxies * Central giant-cell granuloma Central giant-cell granuloma (CGCG) is a localised benign condition of the jaws. It is twice as common in females and is more likely to occur before age 30. Central giant-cell granulomas are more common in the anterior mandible, often crossing t ...

Catalogue Of Galaxies And Of Clusters Of Galaxies
The Catalogue of Galaxies and of Clusters of Galaxies (or CGCG) was compiled by Fritz Zwicky in 1961–68. It contains 29,418 galaxies and 9,134 galaxy cluster A galaxy cluster, or a cluster of galaxies, is a structure that consists of anywhere from hundreds to thousands of galaxies that are bound together by gravity, with typical masses ranging from 1014 to 1015 solar masses. They are the second-la ...s. Gallery File:I Zwicky 18a.jpg, I Zwicky 18 File:Galaxy I Zwicky 32.jpeg, I Zwicky 32, a face-on spiral galaxy in the constellation Canes Venatici File:One ring to rule them all.jpg, Ring galaxy II Zwicky 28 References Astronomical catalogues Astronomical catalogues of galaxies Astronomical catalogues of galaxy clusters * {{Astronomical-catalogue-stub ...
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