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The orbit of the earth seems to be very predictable. But as it is a many-body problem having sun, earth, moon, jupiter and so on, is it really that stable or will it start making strange movements sooner or later?

Are there asteroids or moons in our solar system with obviously chaotic orbits?

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I think that this Wikipedia article pretty much summarizes all of this.

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Great. Thanks for the link. – bennymo Jun 28 '11 at 10:43

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