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But look at this, it's like a string of gleaming pearls.
但是你看這個，看起來很像一串閃亮的珍珠
It's a fireball
一個火球
expanding out from what must have been a massive explosion.
在強烈爆炸后向外擴張
A supernova.
一顆超新星
So bright that when light from the explosion reached Earth 20 years ago
爆炸產(chǎn)生的光非常亮，當20年前抵達地球時
it was visible to the naked eye
用肉眼就可以看到
And so violent, it triggered a string of nuclear reactions
而且爆炸非常強烈，引發(fā)了一連串核反應(yīng)
forcing atoms together, creating new elements
迫使原子聚合生成新的元素
gold, silver, platinum, blasting them out into space.
金、銀、白金，被拋入太空
The gold in the ring on you finger
你手指上戒指里的黃金
was forged in a massive supernova like this
就是數(shù)百億年前在這樣一個
trillions of miles away, billions of years ago.
距離數(shù)兆英里的超新星內(nèi)部中生成的
Before we left home, the universe seemed desperate
在我們出發(fā)前，宇宙似乎與我們無關(guān)
something out there, up in the sky.
只是存在于我們頭頂上的天空
But now we know better.
但是現(xiàn)在我們更了解了
We are the universe, and it is within us
我們是宇宙，它就在我們之中
It's comforting to remember as we venture through this abyss.
在穿越這個深淵之時，這個想法讓我們稍感安慰
Further and further
越來越遠
Faster and faster
遠來越快
The Andromeda Galaxy two and half million light years away
仙女座星系距離地球250萬光年
It's racing through space
它在太空中疾行
everything blown apart, like shrapnel in an explosion.
太空中所有的東西都像榴霰彈爆炸后的彈片那樣四散分離
We're seeing this galaxy as it was
我們看到的這個星系的形態(tài)
when our ape-like ancestors first walked on the African plains
和我們的猿類祖先首次在非洲平原上行走時的一樣
Further through space, and further back in time
我們在太空中前進越遠，回溯的時光也就越遠
Hold on. This doesn't look right
等等，這個看來有點不對勁
A whole galaxy exploding?
整個星系在爆炸？
The only thing large enough to cause an explosion on this scale
唯一能引起這么大規(guī)模爆炸的
is another galaxy.
必定是和另一個星系相撞
It looks like the end of the world
這看起來像世界末日
But this galaxy won't die, it will be reborn.
可這個星系不會死亡，它會重生
A new shape, perhaps even new stars
形成新的形狀，甚至可能誕生新的恒星
as dust and gas collide, creating friction, shockwaves
當塵埃和氣體碰撞、產(chǎn)生摩擦、沖擊波
triggering the birth of stars.
引發(fā)一個恒星的誕生
