EntityQ3499742· pop 7· linked from 93 articlesYesteryearSign in to saveepisode of Star Trek: The Animated Series (S1 E2)ConnectionsStar Trek: The Animated SeriesEntityJames T. KirkEntityVulcanEntityThe City on the Edge of ForeverEntityInternational Standard Book NumberEntityscience fictionEntityIMDbEntityWayback MachineEntityThe GuardianEntityStar TrekEntityInternational Standard Serial NumberEntityeuthanasiaEntityNBCEntitytime travelEntityGeorge TakeiEntitypublic administrationEntityStar TrekEntityGene RoddenberryEntityStar Trek: The Original SeriesEntityStar Trek: The Next GenerationEntityCategories1973 American television episodesAlternate history animated television episodesFiction about flying carsStar Trek: The Animated Series episodesStar Trek time travel episodesTelevision episode articles with short description and disambiguated page namesTelevision episode articles with short description for single episodesTelevision episodes directed by Hal SutherlandTelevision episodes written by D. C. Fontana