This amazing video shows how the Earth collected over 5 tons of orbiting garbage over the past half-century - and exactly where it is. Sputnik's unexpected legacy is space junk. [via phospors]
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Ruthless, if you let me
What you see here is a giant defense field against aliens. Soon they won't even be able to see Earth. It'll be a giant cloud of space garbage. Invading aliens don't want junk, they'll pass right on through the system.