A galaxy cluster is a collection of about 50 galaxies crammed together. On average, they contain about a trillion stars, and two hundred trillion planetary objects. Ours is called the Local Group.




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Galaxy cluster is part of a series on verses.
Main Verses:
UniverseHypercluster/VoidSuperclusterGalaxy clusterGalaxy/Dwarf galaxyClusterStarPlanetMoonAsteroidContinentCountryStateCityEntityCompoundAtomSubatomic particleQuarkPreonString
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