10 年前
视频简介
某天庭院里突然长出了一只「蘑菇狗狗」，它像狗狗一样摇晃着尾巴，本质却是蘑菇？虽然它是谜一般的存在，跟它在一起却会让人开怀大笑。。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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