(originally) a group of stars apparently forming one system; (now) spec. a group of three or more stars orbiting around a common centre of gravity.
| 单词 | θ1119 |
| 释义 | the world > the universe > constellation > multiple star > [noun] (3) multiple star1786 (originally) a group of stars apparently forming one system; (now) spec. a group of three or more stars orbiting around a common centre of gravity. trapezium1851 Astronomy. A configuration of stars in the form of a trapezium; esp. that in the great nebula of Orion. Castor1868 In Greek mythology, name of one of the twin sons (Castor and Pollux) of Tyndarus and Leda, brothers of Helena; represented in the constellation… |
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