If we faced a countdown to destruction, could we build a spacecraft to take us to new and habitable worlds? Can we Evacuate Earth? NGC's two-hour special examines this terrifying but scientifically plausible scenario by exploring how we could unite to ensure the survival of the human race.更多《疯狂试爱高清亚洲国产成人五月综合网》中文字幕在线、疯狂试爱高清亚洲国产成人五月综合网免费高清点播、疯狂试爱高清亚洲国产成人五月综合网在线观看完整版相关欧美综艺资源，请持续关注放杰视联科!