Helpers may arrive on a planet filled with corpses.

救援人员可能会抵达一个堆满尸体的星球。

Evolving on a planet has warped our sense of physics.

在一个星球上进化已经扭曲了我们对物理的感官。

We're on a planet that's purging, Summer. Purging.

我们在一个正在大清除的星球 大清除。

Ice on a planet's surface is also important for climate.

行星表面的冰层对于气候同样重要。

Be bitten by a magical spider, crash land on a planet.

被一种神奇的蜘蛛咬到，然后摔到一个星球上。

The difference between living on a planet and being in deep space is gravity.

生活在行星上和生活在深空之间的区别就是引力。

On a planet like that, gravity would be the same everywhere on its surface.

一个这样的星球，表面上各处的重力都会一样。

We live on a planet that has a more or less infinite capacity to surprise.

我们所生活的这颗行星，几乎有着给人惊喜的无限本事。

Imagine you're the sole human being living on a planet populated with nothing but chimps.

试想你身处满是猩猩的星球，你是唯一的人类。

On a planet of nearly 8 billion people, as aquifers are drained, reservoirs evaporate and sea levels rise.

在一个接近80亿人口的星球上，随着地下水库的枯竭、水库的蒸发和海平面的上升。

For that to happen, you need not just liquid water appearing on a planet, but liquid water staying on a planet.

要实现这一点，不仅需要液态水出现在行星上，还需要液态水留在行星上。

Not to mention they're traveling on orbits that aren't perfectly circular or on a planet that's not perfectly spherical either.

更不用说它们在不是完全圆形的轨道上运行，或者说在一个也不是完全球形的行星上运行。

If liquid water exists on a planet, it’s possible life survived there as well.

如果行星上存在液态水， 那么生命也有可能在那里存活下来。

If liquid water exists on a planet, it's possible life survived there as well.

如果行星上存在液态水，那么生命也可能在那里生存。

The life forms most likely to develop on a planet would be bacteria.

最有可能在行星上发展的生命形式是细菌。

You know that you are stumbling around on a planet in the universe.

你知道你正在宇宙中的一颗行星上跌跌撞撞。

Venus has long been held up as a cautionary tale for everything that could go wrong on a planet like Earth.

金星一直以来都被当成一种警示，警示我们，如果像地球这种星球如果出了岔子的话，就会是这样子的。

When these crash on a planet, rocks and debris are shot into space, generating more meteoroids.

当它们撞击行星时，岩石和碎片被射入太空， 产生更多的流星体。

Water everywhere in this room—on a planet where water was the most precious juice of life.

这个房间里到处都是水——在这个星球上，水是最宝贵的生命汁液。

We have to use the moon to operationally understand how to live and work on a planet.

我们必须使用月球来从操作上了解如何在地球上生活和工作。