# Physics

How do you calculate. How many years would it take the planet to orbit the sun. All I have is, that the planet is 97 times farther from sun than earth or 97 Astronomical units

Use Kepler's Third Law. If you have never heard of it, read
http://csep10.phys.utk.edu/astr161/lect/history/kepler.html

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asked by Harry

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