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Binary systems in which both components can be seen are called visual binary stars. 若双星中所有成员皆可以看得到,我们便称之为目视双星。
ESTABLISHMENT AND IMPROVEMENT OF THE INITIAL ORBIT OF THE VISUAL BINARY STAR ADS 8630 目视双星ADS8630的初轨决定和轨道改进的一种结果
visual binary star 目视双星
A binary star in the constellation Canis Minor. 南河三小犬座的一颗双星
Something that is binary, especially a binary star. 两个，双两个的东西，尤指双星
visual binary stars 目视双星
A binary star is a double star, consisting of two stars turning round each other. 双星是两颗星，是由相互围绕旋转的两颗星组成。
A new object looking like an eclipsing binary star was discovered recently. 最近人们发现了一个象食变双星的新天体。
In some binary star systems, gas escapes from one star and is captured by the gravity of the other to form a disk. 某些双星系统中，当从一个恒星逃出的气体被另一个星体的重力捕获时，也会形成盘状结构。
For example, some accretion disks in binary star systems occasionally undergo large, temporary increases in luminosity. 例如，有些双星系统里的吸积盘，偶尔会短暂地大幅增加亮度。
Perhaps the first object to be generally recognized as a black hole is the X-ray binary star Cygnus X- 1. 也许最早被普遍认为是黑洞的物体，是发射X射线的双星天鹅座X－l。
The most convincing evidence of black holes comes from research into binary star systems. 黑洞最强有力的证据来自对双星系的研究。
The Cygnus X-1 binary star system contains one of the best candidates for a black hole. 天鹅座X-1双星系统含有最为潜在的黑洞之一。
For astronomers, close binary star system BD+20 307 originally stood out because it is extremely dusty. 对于天文学家来说，密近双星系BD+20307最初是以其尘土飞扬脱颖而出的。
Scientists Aolifuer University in Montreal, Canada - Shuna Er said that their recent success ", said a" galaxy of a binary star system weight. 加拿大蒙特利尔大学科学家奥利弗尔-舒纳尔称，他们近日成功地“称出”银河系某双星系统中一颗恒星的重量。
A binary star is a system in which two stars revolve around each other. 双星是一个由彼此环绕的两个星组成的系统。
Also cataloged as Bok globule CB230, the core of that cloud is collapsing and is likely a binary star system in the early stages of formation. 这个星云的核心部分又被标记为博克球状体CB230，它正在坍缩，其中很可能有一个双星系统正处于形成初期。
But there are images of binary star systems consisting of one normal star and one black hole,and of the central regions of Galaxies that are believed to contain black holes. 但是有由一个黑洞和一个正常恒星组成的双子星系统的图像，和被认为包含有黑洞的星系中心区域的图像。
But there are images of binary star systems consisting of one normal star and one black hole, and of the central regions of Galaxies that are believed to contain black holes. 但是有由一个黑洞和一个正常恒星组成的双子星系统的图像，和被认为包含有黑洞的星系中心区域的图像。
Accretion Power in Astrophysics examines accretion as a source of energy in both binary star systems containing compact objects, and in active galactic nuclei. 在天体物理学方面的增大能力检查增大作为在包含小型物体的两种二进制的明星中心制里的能源，和在活跃的银河系的原子核里。