How do Satellites orbit the earth?

Have you ever wondered how satellites orbit the earth?  Just how do they stay up there?  It’s the same reason that the earth does not fly off into space.  Satellites orbit the earth, just as the earth orbits the sun.  It all has to do with gravity, and we have Isaac Newton to thank for the discovery of gravitational attraction. Newton published the law of gravitation in 1687.  This law basically says that everything in the universe is attracted to...

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