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All these churning clouds must have sparked an electrical storm
这些翻腾的云产生闪电雷暴
Just one bolt is 10,000 times more intense than any at home.
任何一个闪电都比我们地球上的强一万倍
Looks like the safest place to see Jupiter is from a distance
远观眺望才是最好最安全的
Up there at the poles
在它的两极
those dancing lights, they're like the auroras back home.
那些光就像我们地球的极光一样在翩翩起舞
But the Geiger counter is going wild
但盖格计数器的读数开始发狂
Even these are deadly, generated by lethal radiation
致命辐射产生的光看起来也是能致人死地
Out here, nothing is what it seems.
太空中凡事不可貌相
The universe is full of terrors, traps.
宇宙充满了恐怖和陷阱
Maybe this is a safe haven, the multi-colored moon, Io
也许这个五彩缤纷的木卫一是一个避风港
Wrong
错了
Very wrong.
大错特错
Those brilliant colors are molten rock, volcanoes spewing lava.
那些闪亮的颜色是融岩、火山喷出的岩浆
Our journey across the universe is turning into a struggle for survival
我们神奇的宇宙之旅开始变成了生存之战
We've got to hope that if we outlast the dangers
我们曾希望只要战胜这些危险
we'll be rewarded by wonders beyond imagination
我们就会看到无法想像的奇观
Four hundred million miles from Earth
离开地球4亿英里
flying a commercial airliner here would take nearly a century
搭乘民航航班要飞一个世纪
What a weird looking place
多么古怪的地方
and yet, strangely familiar
不可思议的是，它看起来又是那么熟悉
A bit like the Arctic, with all that ice, all those ridges and cracks
所有的冰、山脊和裂缝，都与北极有点相似
It's Jupiter's moon, Europa.
它是木星的卫星，木卫二
And maybe, like the Arctic, this ice is floating on water, liquid water
也许真的很像北极，冰块漂浮在液态水上
But we're half a billion miles from the Sun.
但是这里距离太阳有5亿英里
Surely, Europa is frozen solid
当然，木卫二是冰冻固体
Unless, Jupiter's gravity is creating friction deep inside
除非木星的引力在它内部造成摩擦
heating the ice into water, allowing life to develop in the water
使冰融化，允许生命在它的
beneath its frozen crust.
冰冻外壳下的水中发展
