Sci-fi Web Novels

Web novels tagged Sci-fi, sorted by what's popular on NovelCult.

THE FIRST CRADLE - BOOK ONE OF THE IRON CRADLE SAGA

The Sun is dying, and there's no saving this world. Engineering grad student Gavin Daniels volunteers for experimental brain emulation technology--humanity's last chance to gain centuries of research time while only days pass on Earth. But the untested cradle connects him to something ancient: a galaxy-spanning competition called the Ascendancy, where Earth's survival is the prize. The rules are brutal. Earth is unrecognized, unprotected, and legally open for conquest. Win, and the planet gains galactic protection. Every victory captures alien technology to fuel humanity's desperate evacuation. Lose, and everything is forfeit. In a genre built on solo heroes grinding for power, Gavin and Earth's champions choose a different path: reincarnating the souls of Earth's dead as spirit-born warriors, building armies instead of going it alone, forging alliances with alien species, and refusing to treat war as a game. But those overseeing the Ascendancy aren't safeguarding peace--they're filtering threats. Culling potential rivals before they can rise. Can Earth's champions survive alien dinosaurs, and a universe that seems to want to crush them? Our only allies, a race that died on Earth before humanity ever took its first steps... Step into the cradle, champion, and find out. THE FIRST CRADLE - THE SECOND CRADLE - A LITRPG ADVENTURE

JE PAYNE · Litrpg · 40 ch

Ruined Realms

Separated by time, dimensions, and Eldritch horrors, fated survivors of cosmic suffering and endless warfare are trapped in their own hells. their paths will converge trying to break their cursed Fate. On Earth 2080, N032, a soldier stands as a lone survivor following the devastation of World War 3. His reality descends further into an apocalyptic hell when he is swarmed by Eldritch Abyss horrors battling them for thousands of years. Across the margins of dimensional tragedies, Anna, the Celestial Regressor, endures her own endless torment in the Celestial Realm. She is trapped in a cycle of 41 regressions of apocalyptic eldritch Hell. They must survive. And one day, their paths will merge into a journey filled with Tragedy as they face the very hell ,sins , regret and traumas of their cursed fate trying to break free from it.

ZaAuthor · Fantasy · 1 ch

Arachnoextinction

On an uncharted island in the middle of the Pacific, Dr. Ivory Gale arrives for a routine inspection of a secret United States government cloning facility. His mission is to verify progress on a project to resurrect the woolly mammoth. Simple job. In and out. What could possibly go wrong? Everything. Literally everything. Dr. Kale, head scientist at the cloning facility and certified lunatic, has been keeping secrets from the United States government. Not the kind of secrets they can all giggle about later. These are the kind of secrets that awaken a long-extinct and highly murderous monstrous spider species. Armed with a gun he doesn't know how to use, a crippling case of arachnophobia, and the help of a ragtag group of survivors (including one who definitely wants to kill them all to protect the government's secrets), Dr. Gale must find a way to escape the facility before nightfall. Because once the sun goes down, the giant spiders come out to hunt. All of them. Welcome to Arachnoextinction.

ShowerKrogan · Comedy · 41 ch

Adam vs Planet Earth

It’s the latest hit series the galaxy can’t stop raving about! Tune in to see Adam of Hextrimobal 5-4-1, joined by the colourful cast of characters that find themselves in his orbit, navigate the challenges of college life. Alongside whatever cosmic catastrophe those challenges always seem to create. As our shapeshifting hero tries to live like any other earthling, the insanity of the wider galaxy always seems to follow him, and his new friends sure don’t help! Zombies? Deeply opinionated claymation actors? House parties? The ethics of mass consumption? How will our heroes get out of this mess? Find out next week on “Adam vs Planet Earth”!* *Market testing was not complete on star systems Genthac 5 through 8.

Omi_TheRobot5868 · Sci Fi · 29 ch

Desio Jokoa

Ellis Ranger is a strange boy with an unusual gift of tasting people's emotions. After moving once again for the seventh time, he thought this would be his chance to be normal, but when a wraith attacked his new school, Ellis's desire for normalcy was shattered. Desperate for finding answers about himself and for an ordinary life, he joins a mysterious organization that swore to protect humanity from the unknown. As Ellis dives deeper into the world of monsters, he realizes that secrets won't remain hidden forever. Ancient horrors inch closer, forbidding magic resurfaces, and the thread between reality and nightmares becomes shorter.

CLG · Supernatural · 6 ch

Echoes of the Silent Sky

Year 2147. The Sun stops—not dead, not dimmed, but *paused*. Fusion ceases for 11 minutes and 43 seconds every 72 hours. A silence with a pattern. A signal. Astrophysicist Dr. Ella Vayne decodes the sun's tremors and discovers the frequency matches human brain theta waves. Not coincidence. Something is broadcasting to Earth—or waking something *in* Earth. Recruited into a black-ops mission, Ella and ex-special forces operative Kasen Reed are sent to a remote Martian research base. The scientists there report footsteps in the dead of the base—footsteps that echo from 300 meters below, where satellite scans show only empty rock. What they find buried beneath Mars isn't a ship. It's a **memory vessel**—a relic built by a civilization that encoded its final moments into a structure that responds to human neural patterns. And Ella's brainwaves? They sync perfectly with the sun's silence. They always have. She wasn't chosen. She was *made* for this. But someone on Earth is building a tower—a transmitter. They don't want to receive the signal. They want to **reply**. The question isn't who sent the silence. It's who—or what—will answer back.

gloriabatao · Sci Fi · 21 ch

Children of the Meteorite

Twenty years have passed since the Great Collapse, and the world has been reclaimed by nature — but not the nature we once knew. Colossal trees and mutated vegetation now dominate the landscape, and humanity's only weapon against the monsters that roam the wildland, are poisonous crystals found deep inside the infested forest. When the crystal hunter Rosario and her young apprentices Stefan and Franziska accidentally discover a swarm of monsters threatening to overrun a nearby settlement, their attempt to warn the town will inadvertently uncover a conspiracy that stems from the origin of the Collapse itself.

Azifri · Adventure · 24 ch

A Wayfarer's Pilgrimage to Extraterrestrial Lands: 0

Disclaimer: This is a collection of short stories. Each stories are not related to each other. "We meet again, Zun." What was left of a bustling civilization from a distant star was a note from the underground. As its heavenly body curled inward, not even a trace of its existence was left. But the story of the wayfarer, has only begun.

Zenostromz · Sci Fi · 7 ch

Not Quite Star Trek

A Man rides an experimental space ship engine that pushes him close to the speed of light, knowing he'll miss out on two hundred years before he returns to normal time. Turns out they invented warp drive like a week later, but he had become too valuable as a tourist attraction to pull him out of near light speed travel, so they just... didn't stop him until the ship stopped itself. He finds the future he arrives in not at all to his liking, so he goes for another round... and another... and another. Will he ever find the star trek future he's looking for? Or will he just meet strange new alien races, and try to bang them.

B.T.Skull · Sci Fi · 12 ch

Gematrail — Echo Observer — Lævateinn

There is a layer to this story that cannot be reached through the surface plot alone. Clues have been deliberately woven throughout the story for the author and readers to uncover together. Everything needed to reach it should already exist in the knowledge and tools we possess, yet it has not fallen into anyone’s hands—not yet. As you read on, the story quietly waits for someone to notice. *** DEVOUR. The ordinary. The reality. The world. Despair, hope, good and evil—none are permitted. The prophecy is fulfilled here. Soon, the world will lose everything. And the man who once saved it has already lost himself. *** The boundary between illusion and reality had long since ceased to exist. In the year 20XX, without warning or precedent, Monsters emerged — consuming cities, devouring lives, swallowing the world’s last reserves of hope whole. And then, when humanity had nearly surrendered to despair, a Savior appeared. What awaited him was a death sentence — the charge: high treason against the state. Stripped of everything that had ever made him himself, he was cast into a cold and indifferent sea. Yet even there, sinking through the abyss, a light found him — the luminance of a Goddess, merging with what remained of his shattered soul. Darkness coiled around him like a living thing, its tendrils hungry and absolute. And still, against all reason, he was pulled back to the surface. He returned with nothing. No past. No name. No self. They gave him a new one — Ariwara Yūki — and with it, a second life stitched together from silence and borrowed time. Beside him walked Sano Amana, the girl who would become his anchor, and for a while, the two of them knew something that almost resembled ordinary days. Then the Monsters came back. They always come back. As his own memories continue to bleed away, Yūki pursues the vanishing silhouette of Amana — drawn ever deeper into a storm where government conspiracies and the ambitions of shadowed factions grind against each other like tectonic plates. He was once the Savior of this world. Now he has nothing. So what, exactly, can a man with nothing left — do? *** Comedy / Ecchi / Fantasy / Harem / Horror / Mature / Mystery / Romance / School Life / Sci-fi / Slice of Life / Supernatural / Tragedy From Japanese Full-length light novel This translation is provided by the author.

⛰️ Mt.Kongou_Ragnarok · Fantasy · 33 ch

THE LAST CONSTANT

🌌 The Last Constant In 2187, the world suddenly freezes for 17 seconds. Only Aren, his friends, and a mysterious girl named Lyra remember it. Aren awakens Constant Sight, a power that lets him see and manipulate the laws of physics. As they investigate Reality Drift, they uncover impossible experiments, alternate Earths, and a hidden war over reality itself. But the greatest mystery remains: The person changing the universe's laws is Aren's future self—and he may be trying to save reality rather than destroy it.

Nowahad · Sci Fi · 1 ch

Big Sister of the Owl House( Bioshock x Owl House)

In most worlds, the true origins of Adam was never discovered, Sigma was never bonded to a Little Sister, and those that survived the horrors of Rapture stopped fighting upon leaving the city for good. In this world, the paths of Brigid Tenenbaum and Eda Clawthorne cross just before a certain Ace in the Hole reaches Rapture. And the fate of many changes forever..... in particular that of Sigma's own daughter, Luz Noceda. https://tvtropes.org/pmwiki/pmwiki.php/Fanfic/BigSisterOfTheOwlHouse Now has a TV Tropes page

Vulcanrider · Adventure · 2 ch

Leftover Legion

Expect: - Found family - A morally complex lead - DIY bunker takedowns that turn into something way deeper - An ensemble cast of survivors The wrong people survived the end of the world. Madeleine is going to fix that. Sixteen-year-old Madeleine has already lost everything. Her family. Her future. Her faith in humanity. The only thing left: revenge. And a book that delivers exactly what its title promises: 101 Doomsday Bunkers & How to Raid Them. When the apocalypse hits, Madeleine learns fast that surviving it was the easy part. Surviving those who survived it is a whole different beast. She saves her classmates, seizes the first doomsday bunker by locking its legitimate owners out to die, and forges the Leftover Legion—a bunch of kids who realize they're all orphans now. But they've found a new family. And a purpose: turning bunkers into a war machine on skates, leveling up with every raid, getting ready for the boss fortress, where only Madeleine knows what awaits them. They must learn to fight as family, knowing that every raid could take one of them away. A Psychological Survival LitRPG (Found Family - Ice Wasteland - Base-Building) saga where the apocalypse is only level one, and a bunch of ragtag kids fight to reclaim a world stolen by the rich and powerful.

Yubens · Apocalypse · 30 ch

New to this genre? What Makes Science Fiction Great? explains what defines it, what readers expect, and where to start.