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- RR Lyrae variable stars 天琴座rr型变星
- Lastly, since RR Lyrae stars all have the same intrinsic brightness, identifying them and measuring how dim they appear tells how far they are, since faintness means farness. 最后,自从天琴RR型星都具有同样固有亮度,识别和测量它们的明暗程度就可以告诉我们它们距离我们有多远,越暗意味着距离我们越远。
- RR Lyrae variables 天琴R型星
- These objects include variable stars as well as supernovae. 这些物体包括象超新星这样的变星。
- Intermediate polars are a type of cataclysmic variable star system. 中度的极化双星系统是激变星中的一种类型。
- Algol is probably the most famous variable star in all the heavens. 大陵五可能是天空中最著名的变星了。
- Cepheid variable stars are stars whose brightness changes at regular periods. 造父变星是一种光线按规律周期发生变化的恒星。
- Any of a class of intrinsically variable stars with exceptionally regular periods of light pulsation. 造父变星一类具有极规律的光波震动期的内部可变的星
- Application of the Baade-Wesselink Method to Absolute Magnitude Determination of RR Lyrae Stars Baade-Wesselink方法在确定天琴RR型变星绝对星等中的应用
- Welcome to the American Association of Variable Star Observers (AAVSO) Nova Search program. 欢迎访问美国变星协会新星搜索组。
- We observed two delta scuti variable stars, GN And and BI CMi, with EAST at Hsinchu and Tenerife. 此外,在新竹清华大学物理馆顶楼也有一个测试用的观测站。
- Mira is now seen as the archetype of an entire class of long-period variable stars. 苧藁增二现在被认为是一颗长周期变星经过完整演变后的原型。
- A giant,red,double and variable star,the brightest in the constellation Scorpio,about 424 light-years from Earth. 一颗巨大的,可变化的红色双星,是天蝎座最亮的星,距地球约424光年
- A bright - red intrinsic variable star, 527light - years from Earth, in the constellation Orion. 参宿四位于猎户星座的一颗鲜红色固有变星,距地球572光年
- A bright-red intrinsic variable star,527 light-years from Earth, in the constellation Orion. 参宿四位于猎户星座的一颗鲜红色固有变星,距地球572光年
- Young variable star RY Tauri is emerging from a yellowish cocoon of dust near top center. 杨变星酵母金牛座正在摆脱黄色蚕茧的尘埃中心附近的顶端。
- RR Lyrae stars 天琴RR型星
- Explanation: The orange star centered in this remarkable telescopic skyview is T Tauri, protoytpe of the class of T Tauri variable stars. 说明: 在这张显著的望远镜天空影像中央橘红色的恒星就是金牛座T星,其是T型变星的原型星。
- They discovered almost 800 Cepheid variable stars,a special class of pulsating star used for accurate distance measurement. 他们发现了差不多800个造父变星,一种用于准确测量距离的特殊变星。
- The tiny but intriguing yellowish arc visible near the blue nebulae marks young variable star R Coronae Australis. 在蓝色星云附近,微小但迷人的微黄色弧状可见物标出了年轻可见恒星南冕座R星的位置。