EntityQ106867959· pop 5· linked from 41 articlesplanetary coordinate systemSign in to saveCelestial coordinate systemConnectionsareographyEntityellipsoidEntityretrograde motionEntityprime meridianEntityspheroidEntityselenographyEntityEarth radiusEntityECEFEntityGeodetic coordinatesEntityEarthConceptSunConceptMoonConceptIsaac NewtonPersonMarsEntityVenusEntitySolar SystemEntityMercuryEntityplanetEntityJupiterEntitySaturnEntityCategoriesAstrometryAstronomical coordinate systemsAstronomyCartographyCoordinate systemsGeodesyNavigationPlanetary science