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单词 star cluster
释义

star cluster in American English

noun
Astronomy
a number of stars of common origin held together as a group by gravitational attraction
Compare globular cluster, open cluster, stellar association

Examples of 'star cluster' in a sentence
star cluster

Four out of five use mounts with built-in motors to line up your star cluster or galaxy of choice.This part of the sky is peppered with star clusters, and greatly repays scanning with binoculars or a small telescope.Take a tour around distant galaxies, nebulae and star clusters through the powerful telescopes at this public observing evening.These immense systems, containing hundreds of thousands of stars, are more like small galaxies than normal star clusters.
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更新时间:2024/12/22 2:36:17