宇宙苍穹
yuzhoucangqiong
地区：
语言：
年份：
2014
更新：
2022-06-08
剧情：
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, a