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    宇宙苍穹

    • 主演:未知
    • 导演:未知
    • 分类:欧美综艺
    • 地区:美国 
    • 年份:2014 
    • 简介:  In trying to comprehend our universe, just how big is big? How far is far? This users guide to the cosmos will bring the incomprehensible down to a
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      In trying to comprehend our universe, just how big is big? How far is far? This users guide to the cosmos will bring the incomprehensible down to a human scale such as Venus melting a tank, the density of a black hole compared to 1000 cars in a Coke can, and the comets in the Solar System equated to grains of sugar weighing half a ton.

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