宇宙苍穹

《宇宙苍穹》是一部HD高清免费完整版在线播放的影视巨作，《宇宙苍穹》由志刚影视推荐超高人气经典影视作品, 主要讲述了：　　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.