star cluster 1
noundomain: group
EnWordnet [ver.5.0]
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EnglishDefinition
a group of stars bound together by gravitational attraction.
Examples
- 1.Two types of star clusters can be distinguished: globular clusters are tight groups of hundreds of thousands of very old stars which are gravitationally bound, while open clusters, more loosely clustered groups of stars, generally contain fewer than a few hundred members, and are often very young.
