EntityQ741013· pop 20· linked from 145 articlesContactSign in to savenovel by Carl SaganConnectionsWarner Bros.ConceptAdolf HitlerPersonVoltaireEntityMilky WayEntityPiConceptInternational Standard Book NumberEntityHokkaidoEntitylight-yearEntityprime numberEntityHarvard UniversityEntityEleanor RooseveltEntityCarl SaganEntityscientistEntityscience fictionEntityJodie FosterPersonInternational Standard Serial NumberEntityRobert A. HeinleinEntityradio waveEntityextraterrestrial lifeEntity1936 Summer OlympicsEntityCategories1985 American novels1985 debut novels1985 science fiction novelsAmerican English-language novelsAmerican novels adapted into filmsAmerican philosophical novelsBooks critical of religionConceptions of GodFiction about time dilationFiction about wormholesFiction set around VegaHard science fiction