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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Matt Barnes 坎达丝·卡梅隆·玻儿 布兰迪·格兰维尔 奥利弗·赫斯顿 Maxim Naumov George Santos Bre Tiesi 毛里西奥·乌曼斯基 亚历克西娅·乌曼斯基 汉娜·斯托金 鲁比·罗丝 LeSean McCoy Collin Gosselin David Charvet Alycia Baumgardner
尼克·拉奇 克洛伊·维特奇 弗兰西斯卡·法拉格 Joey Sasso William James Richardson Dom Gabriel Nick Uhlenhuth Savannah Palacio Shayne Jansen Mitchell Eason Bartise Bowden Zay Wilson Damian Powers Calvin Crooks Abbey Humphreys