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单词 starbirth
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starbirth
starbirth n. the formation of a star or stars, thought to occur through the gravitational contraction of a cloud of gas and dust into a dense body in the interior of which sustained nuclear fusion takes place.
ΚΠ
1906 Monist 16 315 The nebulous stars are the final stage of star birth, in which a trace of the nebula remains, the condensation not being quite complete.
1958 Science 22 Aug. 398/2 The rate of star births must have been greater in the early history of the galaxy than it is today.
1991 C. A. Ronan Nat. Hist. Universe 44/2 The joint European and United States Infrared Astronomy Satellite, IRAS,..had many triumphs, discovering places where starbirth is proceeding in our galaxy.
2002 M. Zeilik Astronomy (ed. 9) xiv. 329/1 The process of starbirth is hidden from our direct view, but we can infer it by infrared and radio observations.
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更新时间:2025/1/24 7:21:54