Cluster
Cluster noun - A number of things considered as a unit.
Star system and cluster are semantically related. In some cases you can use "Star system" instead a noun "Cluster".
Nearby Words: clustered, clustering, clusterization, clustery
Star system
Cluster and star system are semantically related. Sometimes you can use "Cluster" instead a noun phrase "Star system".
Mutual synonyms
Both terms in one sentence
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Mass Effect has several layers of these, going from a map of the clusters in the galaxy, to the stars in the cluster, to the planets in the star system.
Source: Point-and-Click Map -
The eponymous stars of The Five Star Stories may or may not be a quintary star system, though the English translation inconsistently renders it as either "star cluster", which usually have thousands of stars, or the patently absurd "galaxy".
Source: Binary Suns -
Most likely it is a multiple star system of five stars orbiting a common centre of mass, though it could possibly be a star cluster if there are more stars that just never get mentioned because they either have no habitable planets or are too far to visit.
Source: Manga / The Five Star Stories
Cite this Source
Star system and Cluster. (2016). Retrieved 2026, July 29, from https://thesaurus.plus/related/cluster/star_system
Cluster & Star system. N.p., 2016. Web. 29 Jul. 2026. <https://thesaurus.plus/related/cluster/star_system>.
Star system or Cluster. 2016. Accessed July 29, 2026. https://thesaurus.plus/related/cluster/star_system.
Google Ngram Viewer shows how "cluster" and "star system" have occurred on timeline