The authors monitored the light variations of 16 young solar-type stars.
以X-ray亮度为标准,选取了16颗G型的年轻类太阳恒星进行了测光观测,并通过IRAF软件经行了测光处理,获得了9颗年轻类太阳恒星的自转周期。
The disrupted sunlike star could form a massive disk in orbit around the dwarf.
瓦解的类太阳恒星可能在环绕白矮星的轨道上形成一个质量巨大的盘状物。
Each white dwarf is a burned up, dying star like the sun.
每个白矮星都是类似于太阳燃烬后残存的恒星,
Solar-like Activities in Late-type Stars: ( Ⅰ ): Starspots, Stellar Activity Cycles and Magnetic Field
晚型恒星中的类太阳活动(Ⅰ):恒星黑子、活动周和磁场
Our sun is an average size star.
太阳是中等大小的恒星。
The sun, moon, planets, stars, etc. are heavenly bodies.
太阳、月亮、行星、恒星等是天体。
The sun is a star around which the earth moves .
太阳是一个被地球绕着走的恒星。
A sidereal day be shorter than a mean solar day by 3 minute and 56 second
恒星日比平均太阳日短三分五十六秒
The visible outer layer of a star, especially of the sun.
光球恒星的可见外层,尤指太阳的
About three millions stars with the size of our sun could fit into Antares.
它能装进太阳大小的大约300万颗恒星。
acceleration of sidereal on mean solar time
平太阳时换算恒星时的增量
It is known that some stars are much larger than our sun.
宇宙中有许多恒星比太阳大得多。
The sun is by no means an exceptional star in any other respect.
太阳无论如何决不是一颗罕见的恒星。
Many stars are known which are millions of times larger than the sun.
已经知道许多恒星比太阳大数百万倍。
A sidereal day is shorter than a mean solar day by 3 minutes and 56 seconds.
恒星日比平均太阳日短三分五十六秒。
Our sun is only one of many suns in the heavens.
我们的太阳只是天际中许多恒星之一。
Black holes are the evolutionary endpoints of stars at least 10 to 15 times as massive as the Sun.
黑洞是恒星演化的终点,这些恒星的质量通常有10-15个太阳大
The sun is one of the stars in the galaxy, in which there are about 100,000 million stars.
太阳是银河系中的一颗恒星,银河系大约有一千亿颗恒星。
Radiation of this type, whose intensity depends on temperature as it does for the sun and other normal stars, is called thermal radiation.
这种像太阳及其他普通恒星一样由其自身温度决定辐射强度的类型称作热辐射。