Science Fiction Fanfiction

Science Fiction explores futuristic technology, space travel, AI, and altered societies. Distinguishes itself from fantasy through scientific plausibility — differences

Tags1

Language

Smallville: the asgardian

Fandom: Smallville

Created: 8/18/2026

Chapters: 149

Smallville, Kansas, was a far cry from the humid, vibrant chaos of Brazil. Instead of the lush greenery and the rhythmic pulse of the city, Veena Parker was greeted by endless r...

DramaAngstHurt/Comfort+50

TEAM FORTRESS SYSTEM OVERRIDE

Fandom: Team Fortress

Created: 8/11/2026

Chapters: 9

The sun rose over the New Mexico desert like a bruised orange, casting long, jagged shadows across the gravel pits and rusted corrugated metal of the RED base. Inside the barrac...

RomanceAngstDrama+23

Mario's father

Fandom: SMG4 x Invincible

Created: 8/3/2026

Chapters: 1

The morning at SMG4’s castle began with the kind of auditory assault that usually signaled the end of sanity for anyone within a five-mile radius. Mario was not just being loud;...

AU (Alternate Universe)CrossoverCrack / Parody Humor+5

Tobe

Fandom: Spider-Man Into The Spiderverse

Created: 7/19/2026

Chapters: 1

The air smelled like ozone and cheap cherry-scented spray paint. Toby Alvarez hung off the side of a rusted fire escape in Brooklyn, his sneakers—worn thin at the soles from too...

Science FictionAdventureCrossover+5

Eoin

Fandom: Original World

Created: 7/12/2026

Chapters: 1

The ballroom of the Shelbourne was a testament to the kind of wealth that didn't just talk, but roared. Crystal chandeliers cast a warm, amber glow over three hundred of the mos...

ActionCrimeDark+5

..

Fandom: Original World

Created: 7/9/2026

Chapters: 2

The blacked-out transport vans moved in a tight, rhythmic convoy, their tires humming against the pristine asphalt of the high-security installation. Inside the lead vehicle, th...

ActionScience FictionAdventure+6

Couple Goals

Fandom: Peacemaker

Created: 7/7/2026

Chapters: 2

The reinforced steel door of the storage closet didn't just close; it sealed with a mechanical finality that echoed like a gunshot in the tiny, windowless space. Outside, the mu...

RomanceActionScience Fiction+10

Back in diapers

Fandom: Invincible

Created: 7/7/2026

Chapters: 3

The air in the obsidian sanctum was thick with the scent of ozone and ancient parchment. Khaos stood in the center of the room, her small, pale hands clenched into trembling fis...

Science FictionFantasyDrama+11

Longing Love

Fandom: Private

Created: 7/5/2026

Chapters: 1

The air in Valentine’s apartment was thick with the scent of synthesized jasmine and the low hum of a hundred different conversations. It was a standard hab-deck birthday party—...

RomanceScience FictionSpace Opera+5

The twist of the mind

Fandom: Urusei yatsura

Created: 7/2/2026

Chapters: 8

It was a Tuesday in Tomobiki, which usually meant the atmospheric pressure was dropping, the local wildlife was fleeing, and Ataru Moroboshi was about to receive a death sentenc...

Crack / Parody HumorScience FictionOOC (Out of Character)+16

Unwanted desire

Fandom: Urusei yatsura

Created: 7/2/2026

Chapters: 8

The Mendō estate was a place of absolute opulence, a sprawling fortress of traditional Japanese architecture and modern luxury that reflected the sheer power of the Mendō Zaibat...

HumorCrack / Parody HumorScience Fiction+18

The Kaiju Paradise infamous Duo Vs Changed

Fandom: Kaiju Paradise and Changed

Created: 7/2/2026

Chapters: 1

The air inside the Thunder Science facility was thick with the scent of ozone and the sterile, suffocating smell of latex. Emergency lights pulsed a rhythmic, warning red, casti...

ActionScience FictionDystopia+6

← BackPage 2 of 11Next →

Total fanfics: 129

Science Fiction Fanfiction

Smallville: the asgardian

TEAM FORTRESS SYSTEM OVERRIDE

Mario's father

Tobe

Eoin

..

Couple Goals

Back in diapers

Longing Love

The twist of the mind

Unwanted desire

The Kaiju Paradise infamous Duo Vs Changed

Popular fandoms

Popular tags

A new model for your stories