... Variable-star 变星 cluster type variable star 星团变星 variable star designation 变星命名 ...
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semiregular variable star 半规则变星
variable star designation 变星命名
regular variable star [天] 规则变星
Cepheid variable star 造父变星 ; 变星
eclipsing variable star [天] 食变星
extrinsic variable star [天] 外因变星
N any star that varies considerably in brightness, either irregularly or in regular periods. Intrinsic variables, in which the variation is a result of internal changes, include novae, supernovae, and pulsating stars 变星 → see also eclipsing binary
For 100 years astronomers have paid particular attention to a class of variable star known as the Cepheids.
过去100年来，天文学家特别注意一类称作“仙王座变光星”的恒星。
Another type of standard candle is a type of star called a Cepheid variable.
另一种标准烛光是一种叫做造父变星的恒星。
The smaller yellowish nebula (NGC 6729) surrounds young variable star R Coronae Australis.
娇小而微微泛黄的星云NGC 6729环绕在年轻变星南冕座R的周围。
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