These kinds of stars are called SPECTROSCOPIC BINARIES.

这类恒星被称为分光双星。

He had been searching for binary star systems.

他一直在寻找双星系。

Like how do binary star systems even work?

例如双星系是如何工作的？

We've seen planets around binary stars around triple stars.

我们已经看到行星围绕着双星围绕着三重星。

I said they were a binary system, but I lied.

我说它们是双星系，但我撒谎了。

We were almost a binary star system.

我们乎是一个双星系。

The system belongs to a kind of binary star known as cataclysmic variable.

该系属于一种被称为激变变星的双星。

The fastest known orbital period among binary stars is just five minutes and 21 seconds.

双星系中已知最快的轨道周期只有5分21秒。

Under the influence of the gravitational force of a black hole, the binary system of stars decayed.

在力的影响下，双星系衰变。

Binary stars are actually the most common kind of stars in the galaxy.

双星实际上是银河系中最常见的恒星。

Some are in binary systems; another normal star orbits them.

有些是双星系；另一些则有正常的恒星绕着它们转。

Other materials came together to form Selam, becoming what is called a contact-binary moonlet.

其他物质聚集在一起形成了塞拉姆，成为所谓的接触双星卫星。

Even better: Alcor is a spectroscopic binary, too!

开阳伴星也是分光双星！

For example, we've observed binary systems where a neutron star co-orbits another star.

例如，我们观察到一颗中子星与另一颗恒星共轨道的双星系。

Obviously, stars can be in bigger groups than binaries.

显然，恒星群体可以比双星更大。

And it also enable us to continue to detect these individual supermassive black hole binary systems.

它还能让我们继续探测这些单个超大质量双星系。

Researchers recently described an unusual binary system in the science publication Nature.

研究人员最近在科学出版物《自然》上描述了一个不寻常的双星系。

While the binary system's 51 minutes is quick, it is not the record when compared to other kinds of binaries.

虽然这个双星系的51分钟很快，但与其他类型的双星系相比，它并没有创造记录。

In this system, the larger of the two stars has an unusually large amount of helium.

在这个双星系中，两颗恒星中较大的那颗拥有异常多的氦。

There are lots of different kinds of binary stars.

有很多不同种类的双星。