EntityQ2819123· pop 5· linked from 129 articlesexpanded universeSign in to saveextension of a fictional universeConnectionsfictional universeEntitycanonEntityStar WarsEntityInternational Standard Book NumberEntityWayback MachineEntityStar TrekEntityRobert A. HeinleinEntityUSA TodayEntityThe Hollywood ReporterEntityexpansion of the universeEntityIvanhoeEntitysequelEntityfan fictionEntityHasbroCompanydōjinshiEntityWattpadEntitymedia franchiseEntitycrossover fictionEntityAfterEntityTimothy ZahnEntityCategoriesContinuity (fiction)