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

除了哈雷，科学家知道其他还有3600颗。

This does not generally apply to comets.

但不同。

How do you find a comet in the sky? How do you spot one?

你是如何在天空中发现、辨认？

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

“它不可能是，因为都有尾巴，”第三个人说。

Comet Lovejoy hits its peak over the next few days.

洛夫乔将于近日升至最高点。

This is where some comets come from.

这就是来源。

There's a comet headed directly towards Earth.

有一颗正朝地球飞去。

Was it a shooting star? Meteor shower? Comet? Or aliens?

是流吗？流雨？？还是外人？

Tonight, the earth will come into close proximity with the Oppenheimer comet.

今晚， 地球将与奥本海默靠近。

So this is the activity of the comet.

所以这就是这颗活动。

After it passed, they would get lost.

过去之后 他们会迷路。

So you gonna, uh, watch the comet later?

所以你一会要，呃，看吗？

The Comets are soaring across Underwood, North Dakota.

正呼啸着通过北达科他州安德伍德。

Oh! Oh, like Halley's comet. Exactly.

噢! 哈雷哈雷，是。

Comets are made of ice and dust.

是由冰和尘埃构成。

Check it out. -Is it the comet?

你看看 -那是吗？

The Argema caterpillar feeds on several species of plants.

蛾幼虫以几种植物为食。

It moves like a comet, but does not have evidence of gas emissions like a comet.

其运行轨迹和很像，但是没有证据证明它气体排放也与相似。

Deep Impact was the one with Robert Duvall.

《撞地球》是有劳勃杜瓦那部。

Yeah. Yeah. It must be the comet.

没错 肯定是因为。