Now, the Andromeda Galaxy has reached the point of contact.

现在，仙女座星系已经到达了接触点。

Around this time the Milky Way collides with our neighbor Andromeda.

到了那时，我们的银河系将撞击邻居仙女座星系。

She had a daughter, named Andromeda, who was very beautiful, too.

她还有一个很美丽的女儿，叫安德洛墨达。

Now a new formula suggests we're only half the mass of Andromeda.

现在的最新结论得出我们只有仙女座星系的一半。

Spectra taken of Andromeda reveal an interesting fact: It's headed right for us.

它正朝着我们的方向前进。

In 2006 one group of astronomers figured the Milky Way was twice as massive as Andromeda.

2006年一组天文学家指出银河系的质量是仙女座的2倍。

Just imagine what it would be like to gaze up at the sky as Andromeda approached.

想象一下那会是怎样的情景，当仙女座靠近时，抬头凝视天空。

This is Andromeda, a spiral galaxy roughly the same size and mass as the Milky Way.

这是仙女座，一个大小和质量都跟银河系相差无几的螺旋星系。

Two galaxies completely overpower the group: the Milky Way, and the Andromeda Galaxy.

银河系和仙女座星系。

We can see nearby galaxies, like the Andromeda Galaxy, that are interacting with the Milky Way Galaxy.

我们可以看到附近的星系，比如仙女座星系，它们与银河系相互作用。