Ever wondered about life beyond Earth? Check out these amazing alien characters! From slime aliens to alien princesses, there's a whole universe of creativity here. Some are half-alien, some are green aliens, and some even have a mix of human and alien features! There are even alien robots and species you couldn't imagine in your wildest dreams. Dive in and explore this galaxy of characters or share your own alien OC!

Alien OCs (1834 characters)

@goop
Gigi is an obsessive alien that LOVES all things tech. Whether it's ai, retro games, or coding! He's obsessed with pushing tech to its limits, but to what end does that become dangerous?
#alien
@ThySockLord
SOCKY... is from a distant unnamed land.... that I totally just haven't figured a name for BUT FAR FAR AWAY IN THE STARS!! ✨A Gumger is what Socky is, and what is a Gumger you ask? They are delicious gummy beings made of sugary goodness, yu...
#alien
#gummy
@crayonzaa
(they/them) ASTRO enjoys breakfast treats studying humans history and culture ASTRO has blue paw pads
#alien
#ufo
#oc art
@Sanne_Chaveiro
Terquin the alien is a funny curious little dude! He was sent to earth to study about the human behavior, and to learn about the everyday objects and inventions they use! He has fallen in love with pizza and cats, seeing them as, "unusual i...
#alien
##alien
##cute
@Blip
Basically a silly little alien that doesn't understand the concept of consequences. It always ends up in the craziest situations as he travels from universe to universe in tiny it's saucer
#alien
@rockanaut
ོOwasu is the protagonist of Birds of Paradise, born as a native Kona on the planet of Ra. He is the esteemed king of the Hoa'nuke, one of the many clans residing within the heart of their beautiful home. Many of the Kona admire Owasu for h...
#alien
#oc
#owncharacter
#alienoc
#birdsofparadise
@the_syndicate
Starboy is the loveable, energetic - albeit clueless - (alien) slime boy who travels around earth with Eruko! He's in search of his mission and to make new friends!He's often seen with Eruko, in his room, petting foxes in the halls of the t...
#alien
##minecraft
@MerakiSpaceLich
A small green alien child. 
#alien
#green alien
#alien child
#child oc
@a4gelic
Not much is known about MIU shes originally a alien blob thing of slime, but shifted herself into a human form and now just kinda lives around,,, ig
#alien
#alienoc
#oc
#enitity
FAN
@ExoticHysteria
Sadie is a kind hearted, energetic alien who expresses excitement and love towards her friends. She's never tired from her job and always willing be the best cook in the neighborhood. She tends to be competitive towards her neighbor Howdy P...
#alien
#welcomehome
#oc
@grim.jowss
Cannnoli Alien Cannnoli and her bunny pet named 22, are an adventurous and a curious duoCannnoli is a curious and lively young alien. But still knows to be cautious around unfamiliar environments.Her buddy, 22, is a rabbit with pink/yellow ...
#alien
@RiniiFluff
An alien that wants to take over the world! Out of bordem, she lands on earth, plotting world domination (and also being fond of the animals on earth)
#alien
#nonbinary oc
@pastelphosphi
A mysterious figure cloaked in foreign wonders, looking to sell interesting items for a spare coin. Mind his young daughter, Pomchoo, who is always happy to greet new people!Apperance: Nero is 6'4ft tall, With a pretty muscular build. He we...
#alien
#wandering trader
@Husky_Kai.17
Solar is my comfort OC.
#alien
#oc
@BeanieBabieBoo
A music,moviestar and model, part of a pop grunge group with other members. They have a more feminine voice for a creature with no gender, ofc their singing voice is beautiful. loves hyperpop music. They have a dog called jalapeño, Pop live...
#alien
@Cactuz
This is just my persona and I draw them all the time...which means I change her design a lot but I've been getting betterShe's a goofy alien :)
#alien
#character
#Oc
@spaceylol
Nyx is a pretty chill alien girl(a bit too chill) who loves rollerskating. She's pretty cold and doesn't express her emotions a lot (except if it's annoyance) because she has...drumrolllll ...trauma, of course. She's a bit protective of her...
#alien
#uhhh
#planet?
#idk
@rockanaut
ོKaranxi is a native-born Kona of Ra and a deuteragonist of Birds of Paradise. She is the Hoa'nuke clan's Mák'alo, or in Earth terms, their doctor. Her connection to the planet Ra is stronger than most other Kona in her tribe... Or at least...
#alien
#birdsofparadise
#oc
#alienoc
@Oobleman
With the mind and body of a 15-year-old boy, Ooble D. Man is not your average highschool boy. He doesn't even attend school- because his dad is Jerryman, the great inventor of the multiverses. He is a bit of a prodigy child, given the power...
#alien
#Super-hero
@WailingThistle
Eek is a very energetic, sweet person. Lively and Bubbley. Its easy to like her. Although she doesn't talk much, Eek is an amazing listener. She's happy to be the friend you lean on.
#alien
#alien girl
@humanmaggot
Name - Psyris (Fa-sigh-ris)A silly alien captain who lost all his friends due to a crash lol
#alien
@pastelphosphi
Pomchoo is a lively thing, always ready to jump headfirst into a new adventure. She's very happy to collect new and strange things like her father, if she doesn't feel like putting it in her mouth first. Always happy to meet new people, the...
#alien
@ChiiAka
A shaman captain who raises the voice of the Angolio nation among other empires.Chelioldene was not from a wealthy family, did not make breakthroughs, and did not distinguish himself by a particularly significant contribution to the develop...
#alien
#Spore
#Spore GA
#alien species
#angolio empire
@LaundryEater
An alien whocrash landed into Earth.. After discovering all the humans on it, she was curious! Saturn walked the Earth and hiked around.. Every time she sees a gift shop, she would buy something from it to remember Earth! 
#alien
#saturn
#alien girl
#aliens
@IZZY_THE_SILLY
Fizzy is an ailen who's around here and there, a quiet yet caring little thing. Paranoid and shy. She has a black cat named Lola who follows her around, never leaving her side.Fizz is described differently by another's, Angelica says, "She'...
#alien
#oc!
@hoblinnobgoblin
Lyra Finnigan, a survivor of the Time Fracture incident and on the Doctor's "this is who to send in a horribly world-ending emergency" list.A standard eighteen year old to most, but underneath the young inexperienced exterior, Lyra is hardy...
#alien
#whovian
@JEXTERCORE
#alien
#very cool and awesome and epic
@Sunnygoofball
#alien
##glorp
#gleepglorp
#mspaint
@Kachow
Otis used to be a party entertainer in his home planet long ago, but since his planet was in search for other advanced planets, he volunteered to find one as a local alien citizen. He did actually find a planet. Earth.Will he ever fit in th...
#alien
#oc
@PurplePhe
Phenix represents me and I love them very much! They were originally a seperate character but I ended up loving them too much so I turned them into the sona they are now. They're very silly and chaotic like me and they love to draw and crea...
#alien
#digitalart
#oc
@K.UFO
Axxine-May, an aloof alien no more than one year old, specifically created and trained to sucseed in a mission of going to and making peace (or taking over) earth.Species: X (alien)Pronouns: They/it/any
#alien
#oc
#cute alien character
@GoblinSmoblin
WHO IS SHE?A lone Alien living her best damn life flying from planet to astroid throughout the universe trying galactic cuisines and planting her flag whever she goes. She posts all her journeys to her blog, read across the universe over hu...
#alien
#retrofuturism
@rockanaut
ོBoiler Room is a deuteragonist of Birds of Paradise and a native Kona of the planet, Ra. She is proud of her title as the chief craftsman of the Hoa'nuke tribe, honing her engineering skills throughout the years at the Other World military...
#alien
#birdsofparadise
#oc
#alienoc
#scifi