13 年前
视频简介
温馨大家庭的影像记录故事已经来到了第五季。伴随着三个家庭点滴的成长与变化，相信这部剧集还将走得更远。。In 2014, the International Space Station had to move three times to avoid lethal chunks of space debris and there is an increasing problem of satellites mysteriously breaking down. With first-hand accounts from astronauts and experts, Horizon reveals the scale of the problem of space junk. Our planet is surrounded by hundreds of millions of pieces of junk moving at 17,000 miles...。
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