It's one of the most incredible things about the physics and the understanding of nature that you get on Earth, is you can transport it, not only to the planets, but to the most distant stars and galaxies.
物理学和你在地球上得到的对于自然界的认知 有很神奇的特性， 就是你可以把它应用到行星上， 甚至是最遥远的恒星和星系上。