These kinds of stars are called SPECTROSCOPIC BINARIES.

这类恒被称为分光双。

He had been searching for binary star systems.

他一直在寻找双。

Like how do binary star systems even work?

例如双是如何工作？

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

我们已经看到行围绕着双围绕着三重。

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

我说它们是双，但我撒谎了。

We were almost a binary star system.

我们乎是一个双。

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

该属于一种被称为激变变双。

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

双中已知最快轨道周期只有5分21秒。

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

在黑洞影响下，双衰变。

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

双实际上是银河中最常见恒。

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

有些是双；另一些则有正常恒绕着它们转。

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，成为所谓接触双卫。

Even better: Alcor is a spectroscopic binary, too!

开阳伴也是分光双！

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与另一颗恒共轨道双。

Obviously, stars can be in bigger groups than binaries.

显然，恒群体可以比双更大。

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黑洞双。

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双。

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51分钟很快，但与其他类型双相比，它并没有创造记录。

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

在这个双中，两颗恒中较大那颗拥有异常多氦。

There are lots of different kinds of binary stars.

有很多不同种类双。