KnowraGalaxy clusterLinked fromLinked fromThe 64 pages that link to Galaxy cluster, each with the reason it gives.All 64Broader topic 16Related 16Narrower topic 26Compared with 6Galaxy groupCompared with: Groups occupy the lower-mass end of the hierarchy of bound galaxy systems.Cosmic voidCompared with: Clusters are among the densest large-scale environments, opposite to void interiors.Galactic haloCompared with: Cluster halos extend the same mass-mapping questions to much larger systems.Boötes VoidCompared with: Clusters are dense galaxy concentrations, the opposite extreme from the void's sparse interior.Field galaxyCompared with: Cluster galaxies experience denser surroundings and stronger environmental effects than field galaxies.Giant VoidCompared with: Clusters are dense structures that voids lack and toward which surrounding matter flows.