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.
吉米·唐纳森,卡尔·雅各布斯,钱德勒·哈洛,塔里克·萨拉梅,麦克·霍普金斯,肖恩·克利茨納,John Acuna,Joshua A. Browning,Christian de la Torre,Jessi DiPette,Jared Fields,Cydney Gillon,诺兰·汉森,Winnie Ileso,Noelle Lambert,Sami Layadi,Jesse Lopez,Apo