宇宙苍穹基本信息
片名：宇宙苍穹
宇宙苍穹主演
宇宙苍穹剧情简介
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 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.
