宇宙苍穹（加载中°）
- 上映：2014 状态：已完结
- 类型：综艺
- 主演：
- 地区：美国
- 更新日期：2022-09-09 05:54
In trying to comprehend our universe, just how big is big? How far is far? This users guide to the cosmos will bring t....展开全部 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.收起全部
