For example, when a satellitehit an old Russian rocket in 2009, it broke into more than 2,000 pieces, increasing the amount of space junk.
例如,2009年,一颗卫星撞上了一枚俄罗斯旧火箭,它碎成了2000多块碎片,增加了太空垃圾的数量。
2
America's forthcoming "Prompt Global Strike" non-nuclear hypersonic missiles will be able to hit almost any spot on earth in less than an hour-provided excellent satellite data is available.