A meteor that scientists say was probably a few meters across.

科学家说这颗流星直径可能只有几米。

A big misconception about meteors is that they get hot due to friction with air.

关于流星一个误解是，它们会因为与空气摩擦而变热。

These are meteor showers that occur in different parts of the year.

这些都是发生在一年中不同时间流星雨名字。

Now that we've got the science of asteroids and meteors down pat, let's get right to the terrible topic.

既然我们已经掌握了小行星和流星科学知，让我们直接进入这个可怕话题吧。

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原因。有一颗名为“佘契尔”彗星。

What would happen if a giant meteor hit Earth?

如果一颗巨流星撞击地球会发生什？

Researchers say more than 90 percent of them burn up completely.

研究人员表示，超过90%流星体会完全燃烧。

So where do meteoroids like this come from?

那像这样流星体是从哪里来？

The Harlem Shake memes and a meteor that hit Russia.

哈林摇舞步正在兴起，还有撞击俄罗斯流星。

It gets converted into light and heat, and that's what we see as a meteor.

它转化成了光和热，这就是我们看到流星。

We get questions here all the time about comets asteroids and meteors, meteorites.

我们总是收到多有关彗星、小行星、流星，陨石问题。

It's the first meteor shower of Spring.

天琴座流星雨是春季第一场流星雨。

What would happen if a giant meteor came crashing down to Earth?

如果一颗巨流星坠落地球会发生什？

I was amazed when I saw the phenomenon of shooting stars.

我看到流星现象时 我感到惊讶。

If one of these rocks hit's the earth's atmosphere, it becomes a meteor. That's also known as a shooting star.

如果其中一块岩石撞上了地球气层，它就会变成流星。Shooting star是流星另一种说法。

The annual Perseid meteor shower is about to reach its peak.

一年一度英仙座流星雨将达到高峰期。

Imagine if we had spent hundreds of billions per year subsidizing giant meteors.

这就好比恐龙每年给巨流星补贴成百上千亿路费来撞地球。

The American Meteor Society says the best time for viewing it will probably be between midnight and 5 a.m.

美国流星协会表示，观赏流星雨最佳时间为午夜至凌晨5点之间。

Shower me with a show of hands if you set meteor showers.

如果你选是流星雨，请举手示意我。

If it doesn't make its way all the way down to the surface it turns into a shooting star.

如果它没落在地面就是我们所说流星。