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。

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

今晚， 地球将与奥本海默彗星靠近。

So you gonna, uh, watch the comet later?

所以你一会要，呃，看彗星吗？

Yeah, we drove over the mountain see the comets.

我们开车去山顶看流星。

The Comets are soaring across Underwood, North Dakota.

彗星正呼啸着通过北达科他州的安德伍德。

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，”三个人说。

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

噢! 哈雷彗星的哈雷，是的。

We get questions here all the time about comets, asteroids, meteors, meteorites. What's the difference?

我们对彗星、小行星、流星一直存在疑问，它们有什么不同？

An asteroid, a comet, Mike Pence, or the first " Masked Singer" .

一颗小行星，一颗彗星，迈克·彭斯，还是一个“蒙面歌王”。

The Stardust and the comet had to be travelling at the same speeds.

星尘号这颗彗星必须以相同的速度移动。

The aerogel in the Stardust was able to collect particles from the comet.

星尘号的气凝胶收集器能收集彗星颗粒。

Comets are made of ice and dust.

彗星是由冰尘埃构成的。

The youthful accoutrement might have come from a captured comet or a pulverized moon.

土星年轻的“装扮”可能来自被捕获的彗星或粉碎的卫星。

Newly discovered comets are now named after the famous figures proposed by the discoverers.

新发现的彗星是以其发现者所推荐的名人的名字来命名的。

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

马恩岛猫彗星，它们带有慧尾的兄弟一样，来自奥尔特云。

This does not generally apply to comets.

但彗星不同。

There's a comet headed directly towards Earth.

有一颗彗星正朝地球飞去。

Today you learned that comets are chunks of ice and rock that orbit the Sun.

今天你学到了彗星是围绕太阳旋转的冰块岩。

Knight said it is not easy to describe Oumuamua as a comet or asteroid.

奈特表示，不能简单地用彗星或小行星来描述“奥陌陌”。

Imagine that millions of years ago, a comet sailed through the outer atmosphere of Earth.

想象一下，数百万年前，一颗彗星擦过地球大气层。