That's about the same distance as 337 round trips from Earth to Pluto.

这相当于从地球到冥王星往返337次的距离。

That’s about the same distance as 337 round trips from Earth to Pluto.

这相当于从地球到冥王星往返337次的距离。

To see how New Horizons got to Pluto in time, let's jump to its launch.

为了看到新视野号是如何及时抵达冥王星，让我们一起跳转到它发射的时候。

It is 236.7 billion kilometers in diameter, which is 47 times the distance from the sun to Pluto.

直径2367亿公里，这一距离，是太阳到冥王星距离的47倍。

NASA's New Horizons spacecraft has made the first visit to Pluto, speeding past at 14 km per second.

美国国家航空航天局的新地平线号探测器以每秒 14 公里的速度首次访问冥王星。

One, called Eris, is very close to Pluto's size and is more massive — it's probably rockier than icy Pluto.

其中一个被称为厄里斯，它的大小与冥王星非常接近，而且质量更大——它的岩状物质可能比冰冷的冥王星还要多。

New Horizons is expected to pass relatively close to Pluto on July 14, but still more than 7,000 miles away from it.

新地平线号预计将于7月14日在相对接近冥王星的距离下通过, 但这个距离仍然是超过7000英里。

" The particular structures we studied are unique to Pluto, at least so far, " planetary scientist Kelsi Singer said in a statement.

行星科学家凯尔西·辛格在一份声明中表示：“至少到目前为止，我们研究的这些特定结构是冥王星独有的。”

To see how New Horizons got to Pluto in time, let’s jump to its launch.

要了解新视野号如何及时到达冥王星，让我们跳到它的发射。

So New Horizons made it to Pluto, engaged its instruments, and scienced all over that little I dwarf planet.

因此，新视野号到达了冥王星， 使用了它的仪器，并在这颗矮小的行星上进行了科学探索。

When it comes to Pluto, there's a  lot to talk about, and we still have many more questions than answers.

说到冥王星， 有很多话要说，我们的问题比答案多得多。

New Horizons was then flying at around 50,000 kilometers per hour, as it would for the next eight years to cross the remaining gulf to Pluto.

新视野号以每小时 50000 千米的速度飞行，因此在未来的八年它会穿过剩下的路程抵达冥王星。

After getting an incredible suntan on our vacation near Venus, we'd head back across the Solar System all the way to Pluto.

我们在金星附近度假时被晒成令人难以置信的日光浴后，我们将穿越太阳系一路返回冥王星。

Join me today as we return to Pluto and highlight some of the most incredible  features New Horizons saw on its flyby.

今天我们将返回冥王星，并重点介绍新视野号在飞越冥王星时看到的一些最令人难以置信的特征。

In 2006, following the discovery of several other small planet-like objects similar to Pluto, astronomers were forced to decide what makes a planet a planet, instead of something else.

2006年，随着其他和冥王星相似的星体被发现，天文学家不得不讨论行星的标准。

Its largest and closest moon, Charon, is so large compared to Pluto that they actually orbit a point between each other, causing some astronomers to call Pluto and Charon binary, or double, dwarf planets.

卡戎是最大也是距冥王星最近的卫星，它甚至有些太大了，它们公转轨道的中心是两者之间的一个点，一些天文学家把它们称作双星，或者双矮行星。