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two-body problem

[too-bod-ee] /ˈtuˈbɒd i/
noun, Astronomy, Mechanics
1.
the problem of calculating the motions of two bodies in space moving solely under the influence of their mutual gravitational attraction.
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Based on the Random House Dictionary, © Random House, Inc. 2014.
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  • In this chapter we'll use our understanding of the two-body problem to learn about maneuvering in space.

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