Yeah, we drove over the mountain see the comets.

我们开车山顶看流星。

It can not be a comet; for comets have tails, said a third.

“它不可能是彗星，因为彗星都有长长的尾巴，”第三个人说。

And they then become the comets as we see them in the sky.

然后它们就变成了 我们在天中所见到的彗星。

He has, in fact, discovered four comets.

事实上，他之前已经发现了4颗彗星。

For instance, the Sun rips up comets that come within 1.3 million km of it.

例如，太会撕毁进入其 130 万公里内的彗星。

So you gonna, uh, watch the comet later?

所以你一会要，呃，看彗星吗？

This does not generally apply to comets.

但彗星不同。

This is where some comets come from.

这就是彗星的来源。

Yeah. Yeah. It must be the comet.

没错 肯定是因为彗星。

There's a comet headed directly towards Earth.

有一颗彗星正朝地球飞。

All Earth-crushing comets and asteroids start out as meteoroids.

所有碾碎地球的彗星和小行星刚开始都是流星体。

Manx comets, like their tail-wagging brethren, come from the Oort cloud.

马恩岛猫彗星，和它们带有慧尾的兄弟一样，来自奥尔特云。

Meteors, asteroids, and comets struck my surface for a billion years.

从十亿年前开始，流星、小行星和彗星不断撞击我。

Haley's Comet, now NASA knows of about 3,600 other comets than that one out there.

除了哈雷彗星，科学家知道的其他彗星还有3600颗。

I'm found inside the Kuiper belt with comets and the asteroids.

我生活在彗星和小行星组成的柯伊伯带里。

Asteroids, moons and comets have all been added to the stamp album.

小行星，卫星和彗星已经增加到集邮册里。

Here's why this is happening. There's a comet named Thatcher.

下面来解释一下发生天琴座流星雨的原因。有一颗名为“佘契尔”的彗星。

Here's to the comet. - The comet. And the comet.

为彗星干杯 - 敬彗星 还有彗星。

It's called the Bapstein-King comet, okay?

它叫做巴布斯坦王彗星，好吗？

The Earth will tear apart an average-sized comet from approximately 18,000 km away.

地球会撕碎一颗约 18，000 公里外的普通大小的彗星。