KnowraGravitational perturbationLinked fromLinked fromThe 15 pages that link to Gravitational perturbation, each with the reason it gives.All 15Broader topic 2Related 10Narrower topic 2Compared with 1Tidal interactionNarrower topic: Tidal interaction is a specific kind of gravitational disturbance that also deforms bodies.Planet NineNarrower topic: Planet Nine is inferred from the possibility that an unseen body perturbs distant orbits.