Western Animation series and films that belong to the Science Fiction genre.
For tropes commonly used in these works, see Speculative Fiction Tropes.
Note: If a work is already on one of the listed sub-categories, do not list it here.
See also:
- 3-2-1 Penguins!
- 3 Amigonauts
- Adventure Time
- Adventures of the Galaxy Rangers
- The Adventures of Jimmy Neutron: Boy Genius
- Æon Flux
- Atomic Betty
- Back to the Future
- The Banana Splits
- BattleTech: The Animated Series
- Ben 10
- Big Guy and Rusty the Boy Robot
- BIONICLE
- Bionic Six
- Blaster's Universe
- The BOTS Master
- Bounty Hamster
- Bravestarr
- Bravest Warriors
- Bureau of Alien Detectors
- Butt-Ugly Martians
- Buzz Lightyear of Star Command
- Captain Simian and the Space Monkeys
- Captain Star
- Centurions
- Challenge Of The Go Bots
- Code Lyoko
- Colonel Bleep
- C.O.P.S.
- Courage the Cowardly Dog
- Cyberchase
- Da Boom Crew
- Dallas & Robo
- Defenders of the Earth
- Dex Hamilton: Alien Entomologist
- Dexter's Laboratory
- Dinosaucers
- Dogstar
- Duck Dodgers in the 24½th Century
- Exo Squad
- Evil Con Carne
- Final Space
- Flash Gordon (1979)
- Flash Gordon (1996)
- The Fonz and the Happy Days Gang
- Futurama
- Galactik Football
- Galaxy High
- Gargoyles
- Generator Rex
- Gilligan's Planet
- Gravity Falls
- Guardians of the Galaxy (2015)
- The Herculoids
- Highlander: The Animated Series
- The Hollow
- I Got A Rocket
- The Incredible Hulk
- Inspector Gadget
- Invader Zim
- Invasion America
- The Jetsons
- Josie And The Pussy Cats In Outer Space
- Lavender Castle
- Lazer Tag Academy
- Lilo & Stitch: The Series
- Lloyd in Space
- Love, Death & Robots
- Lunar Jim
- Malo Korrigan
- Mega Man the Animated Series
- Megas XLR
- Men in Black: The Series
- Mighty Orbots
- Miles from Tomorrowland
- Monster Buster Club
- Monsuno
- Mutant League
- My Life as a Teenage Robot
- The New Adventures of He-Man
- Next Gen
- Ōban Star-Racers
- Outer Space Astronauts
- Packages from Planet X
- Partridge Family 2200 AD
- Phantom 2040
- Planet Sheen
- Plasmo
- Prisoner Zero
- Project Gee Ke R
- Ready Jet Go!
- Regular Show
- Return to the Planet of the Apes
- RoboCop and the Ultra Police
- ReBoot
- Rick and Morty
- Robo Story
- Robotech II: The Sentinels and Robotech: the Shadow Chronicles
- Robotix
- Rocket Robin Hood
- Roughnecks: Starship Troopers Chronicles
- Saber Rider and the Star Sheriffs
- Samurai Jack
- Sealab 2020
- Shadow Raiders
- Sherlock Holmes in the 22nd Century
- SilverHawks
- The Simpsons: Treehouse of Horror
- Sky Commanders
- Skyland
- Skysurfer Strike Force
- Spaced Out
- Space Strikers
- Spicy City
- Spiral Zone
- Starcom The US Space Force
- Stargate Infinity
- Star Trek: The Animated Series
- Star Wars
- Storm Hawks
- Super Robot Monkey Team Hyperforce Go!
- Sym-Bionic Titan
- Tales of Arcadia
- Team Galaxy
- Thundarr the Barbarian
- Time Jam: Valerian & Laureline
- Time Squad
- Tiny Planets
- Titan Maximum
- Transformers
- Tripping the Rift
- TRON: Uprising
- Villainous
- Voltron
- Vor-Tech: Undercover Conversion Squad
- Wanda and the Alien
- Wander over Yonder
- Wild Kratts
- Wing Commander Academy
- Winston Steinburger and Sir Dudley Ding Dong
- Xyber 9: New Dawn
- Yogi's Space Race
