The Smithsonian Institution says they were the first ever retrieved from another planetary body.

史密森尼学会天文台说，这是有史以来第一次从另一个体中找到它们。

That's a very common shape for planetary nebulae.

这是状云很常见的形状。

These disks are the remnants of planetary formation.

这些圆盘是形成的剩余物质.

It's going to some other planetary system.

而是去了其它系。

Lowell was posthumously hailed everywhere as a genius of the first order, and Tombaugh was largely forgotten, except among planetary astronomers, who tend to revere him.

已经不在人世的洛厄尔到处被颂扬为一流的天才人物，而汤博在很大程度上已被人们忘得一干二净，除了在研的天文学家中，们往往有崇敬之情。

The James Webb Space Telescope is already looking at the spectra of planetary atmospheres and who knows what it may one day discover?

詹姆斯·韦伯太空望远镜已经在观察大气的光谱，谁知道有一天它会发现什么呢？

By the time we're ready to settle even the nearest other planetary systems.

到那时，我们准备好移民到即使是最近的球的时候。

The planetary society says that if all goes according to the plan, the collision will push the moonlet slightly closer to Didymous and shorten its orbit around the asteroid by a few minutes.

协会表示，如果一切按计划进，撞击将使小卫更加靠近Didymous小一点，并将小卫围绕小的轨道缩短几分钟。

And so, this was NASA's first ever planetary defense test mission.

这是NASA的第一次防御测试任务。

Working on the origin of planetary systems is like being a detective.

研系统的起源就像做一名侦探。

So some planetary systems are aligned just so.

所以有些系就是这样排列的。

This wouldn't be engineering an Earth organism and preadapting them, and preconditioning them in a way that they exist and survive in this other planetary body.

不是改造地球已有的生命，其进预处理，使其适应其球的生活方式。

But over the last hundred years, our innovations have gotten us into planetary trouble.

但是最近100年来我们的改变引起了一些全球化的问题。

Jay Melosh studies planetary impacts at Purdue University.

在普渡大学研撞击的杰伊·梅洛什说到。

What you're looking at is thousands of light years away, it's a planetary nebula, a giant cloud of gas that forms around an ancient star that hasn't yet exploded.

你正在看的是数千光年以外的一团状云，是在尚未爆炸的古老恒周围形成的巨大气体云。

Mann added that he believes this pattern " is connected to human-caused planetary warming" .

曼恩补充说，相信这种模式" 与人类造成的地球变暖有关" 。

Charles El Mir is a mechanical engineer who studies planetary science at Johns Hopkins University.

约翰·霍普金斯大学研科学的机械工程师查尔斯·埃尔米尔说到。

The ocean also acts as a giant planetary air conditioner.

海洋还是一台巨大的空调，调节着地球的温度。

Daniel Baker is an expert in planetary and space physics from the University of Colorado.

丹尼尔·贝克是科罗拉多大学和空间物理学专家。

She is a planetary scientist at MIT.

她是麻省理工学院的一名科学家。