List of science fiction universes

• The Alex Benedict universe, by Jack McDevitt
• The Alliance-Union universe, by C. J. Cherryh
• The Babylon 5 universe, by J. Michael Straczynski
• The BattleTech universe, originally created by Jordan Weisman and Patrick Larkin and fleshed out by a multitude of other authors including Michael A. Stackpole, William H. Keith, Jr., Blaine Lee Pardoe, and Loren L. Coleman
• The Battlestar Galactica universe, by Glen A. Larson.
• The Bolo universe, by Keith Laumer.
• The CoDominium universe, by Jerry Pournelle
• The Humanx Commonwealth Universe, by Alan Dean Foster
• The Culture universe, by Iain M. Banks
• The Commonwealth Saga universe, by Peter F. Hamilton
• The Compass Arsenal Universe, by Daniel Bailey
• The Doctor Who Universe, by Sydney Newman and Verity Lambert
• The Dune universe, by Frank Herbert
• The Terro-Human Future History universe by H. Beam Piper
• The Eight Worlds, by John Varley
• The Enderverse, by Orson Scott Card
• The Enemy Mine universe, by Wolfgang Petersen and Edward Khmara
• The EVE Online Universe, New Eden, by CCP Games
• The Familias Regnant universe, by Elizabeth Moon
• The Farscape universe, by Rockne S. O'Bannon
• The Gaean Reach universe, by Jack Vance
• The Gallatin universe, by L. Neil Smith
• The Gundam universe, by Yoshiyuki Tomino and Sunrise
• The Half-Life universe, by Valve
• The Halo universe, by Bungie and 343 Industries
• The Heritage Universe, by Charles Sheffield
• The Hellboy Universe, by Mike Mignola
• The Heechee Saga, by Frederik Pohl
• The Hunger Games universe, by Suzanne Collins
• The Hyperion universe, by Dan Simmons
• The Instrumentality of Mankind universe, by Cordwainer Smith
• The Isaac's Universe, by Isaac Asimov
• The Known Space universe, by Larry Niven
• The Liaden universe, by Sharon Lee and Steve Miller
• The Long Earth, by Terry Pratchett and Stephen Baxter
• The Lunar Chronicles universe, by Marissa Meyer
• The Mass Effect universe, by BioWare
• The Noon Universe, by Arkady and Boris Strugatsky
• The Old Man's War universe, by John Scalzi
• The Orion's Arm universe, by M. Alan Kazlev, Donna Malcolm Hirsekorn, Bernd Helfert and Anders Sandberg
• The Perryverse of Perry Rhodan
• The Rafał Kosik's universe
• The Red Dwarf universe, by Rob Grant and Doug Naylor
• The Revelation Space universe, by Alastair Reynolds
• The Rifts Megaverse, by Kevin Siembieda
• The Robot-Empire-Foundation universe, by Isaac Asimov
• The Whatever Happened to... Robot Jones? universe, created by Greg Miller
• The Sector General universe by James White
• The universe by Glen Morgan and James Wong
• The StarCraft universe, by Blizzard Entertainment
• The Starflight universe, by Binary Systems
• The StarGate universe, by Brad Write & Jonathan Glassner
• The Star Trek universe, by Gene Roddenberry
• The Star Fleet Universe, by Steven V Cole
• The Star Wars expanded universe, by George Lucas
• The Traveller universe, by Game Designers' Workshop
• The Uplift Universe, by David Brin
• The World of Warcraft universe, by Blizzard Entertainment
• The Warhammer 40,000 universe by Games Workshop
• The Xeelee universe, by Stephen Baxter
• The Zones of Thought universe, by Vernor Vinge
• The X-Universe, by Egosoft