到银河的边缘需要80年的时间，但我们旅行真正的目的是要解密神秘的宇宙。
A trip to the edge of the galaxy would take just 80 years. But the real wonder of our journey is that it reveals just how strange the universe is.
到银河的边缘需要80年的时间，但我们旅行真正的目的是要解密神秘的宇宙。
A trip to the edge of the galaxy would take just 80 years. But the real wonder of our journey is that it reveals just how strange the universe is.
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