Mushure mokunge Voyager 2 yaita kururamisa kwepakati pemugwagwa muna 1987, yakasvika pedyo neNeptune musi waAugust 25, 1989. Kuburikidza nekudzokorora kuongororwa kwekombiyuta kwekuenzanisa kwemigwagwa kuburikidza neNeptunian system yakaitwa kare, vatungamiri vekubhururuka vakasarudza nzira yakanakisisa yekuendesa Voyager 2 kuburikidza neNeptune-Triton system. Sezvo ndege yeTriton's orbit yakanyatsotenderedzwa maererano nehurongwa hwe ecliptic, kuburikidza nekururururamiswa kwepakati pemugwagwa, Voyager 2 yakatungamirirwa munzira inenge makiromita 4950 (3000 mi) pamusoro peNorth Neptune. Maawa mashanu mushure mokunge Voyager 2 yaita pedyo neNeptune, yakaita pedyo neTriton, iyo yakakura yeNeptune yemwedzi miviri inozivikanwa, ichipfuura mukati memakiromita anenge 40,000 (25,000 mi).
Musi waAugust 25, 1989