How to Dodge a Space Bullet in Three (Not So Easy) Steps - NationalJournal.com: "Thanks to carelessness and satellite collisions, Earth's atmosphere is littered with a half-million or so pieces of debris. And they're all traveling 17,500 miles per hour—roughly 10 times the speed of a bullet. Even a golf ball at that speed could take out a satellite system.
The dangers of space debris are not lost on NASA, particularly as it attempts to protect the International Space Station and the astronauts who live inside it. In fact, just this month NASA had to move the International Space Station to avoid a potential collision. Here's how NASA does it:"
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