"planetary movement of three bodies" . . "Three-body problem#Restricted_three-body_problem" . . "Broucke\u2013Henon\u2013Hadjidemetriou periodic orbits" . . "Three-body problem#Restricted three-body problem" . . "three celestial bodies" . "problem of three bodies" . "three-body system" . . . . "special-case solutions of the Three-body problem" . "Three-body problem#Constant-pattern solutions" . . "third body" . "constant-pattern solutions" . "Third body influence" . "Three-body_problem#Circular_restricted_three-body_problem" . "problem of the three bodies" . "three-body stable" . . "three or more objects" . . "Three-body problem" . "general three-body problem" . "circular restricted three-body problem" . "Three-body problem" . "three-body problem" . . "three moving bodies" . . . . "three-body" . . . . "otherwise intractable problems" . . . . "Three-body problem#Sundman's theorem" .