Hard Science

Traveller Genesys

A setting for the future of Humanity. Earth is no longer the only home we have. In the years since mankind launched itself from their home gravity well on the back of a barely controlled explosion, we've spread out to other parts of our...

Cyberpunk Hard Science Science Fiction Solarpunk Space Opera

The Vast Drift

There was no inciting incident. Nothing of particular galactic-affecting significance occurred. Simply a long time, and slow but steady progression of culture and technology brought us to where we are today.

Cyberpunk Hard Science Science Fiction, Modern Superheroic

Pearl Directive

[follow:f21bcf04-4876-4cee-b0dc-1554bbe5b1a8] A one-of-a-kind game that merges the genres of science fiction and fantasy. Players can embark on an immense journey of space exploration and discovery, as they navigate through an ever-...

Cyberpunk Hard Science Mystery Science Fantasy Space Opera

Tamyrh

Dystopian - Science Fiction - Cyberpunk A cataclysmic natural disaster and two-thousand years of conflict have rendered the surface of this world inhospitable to humanoids. Life returns noneth...

Cyberpunk Dystopia Hard Science Political Science Fiction

Stellar Journey

[aloud]The relatively small volume of human inhabitation is no lesser for its size. Inside this bubble there are man-made structures, wrapped around entire worlds, others so plentiful they shine like diamonds in the sky. Planets both with endless des...

Hard Science Science Fiction Shōnen Speculative

THF Universe

[aloud]In a world driven by military and technological advancements across the galaxies, the many alien factions vie with each other over precursor technology left over from a time long past. hidden, forgotten, and potentially world-ending in the wro...

Hard Science Mystery Science Fantasy Science Fiction Space Opera

S.A.V.E.

Cyberpunk Hard Science Post Apocalyptic Science Fiction Speculative

The Sol System

Hard Science Science Fiction Space Opera

Opposition: Mars

They say Mars is the graveyard of ambitions. Partially terraformed and populated largely by tribes of genetically modified colonists, one might wonder why the nations of Earth have any interest in a hostile planet like Mars. For a diverse group of No...

Hard Science Military Political Post Apocalyptic Science Fiction

Imou

The world of Imou primarily consists of two continents: Alomund, the birthplace of civilization, now a continent divided Equan, the new land, now threatened by their own creation. Mana is the driving force of this world, but it may be causi...

Hard Magic Hard Science Science Fiction

Tequila Starrise

[p]A thousand years ago, amidst the vast cosmic sea, humanity stirred from a profound slumber. The colossal colony ship U.E.F Paris, a sentinel of their forgotten origins, gently touched down on the en...

Exploration Hard Science Science Fiction

Coriolis - The Third Horizon

Hard Science Political Religious Science Fantasy Space Opera

Arcverse

The Arcverse is a fictional version of our own universe heavily based in scientific fact and plausible speculation. The canonical history of the Arcverse stretches from the Big Bang that began the universe to the final extra-universal migration of al...

Exploration Hard Science Science Fiction Space Opera Speculative

The Chord

Hard Science Science Fantasy Science Fiction Victorian

Drift City

Diese Welt ist Schauplatz unserer Mekton Zeta Kampagnen. Mekton Zeta ist ein TTRPG mit Mechas, auch Mektons genannt, das von Mike Pondsmith entwickelt wurde und auf seinem bekannten Werk 'Cyberpunk 2.0.2.0.' basiert. Wir haben die Regeln hier und da...

Cyberpunk Hard Science Mecha Science Fiction Space Opera

15th Realm of Secrets

Welcome to the 15th Realm of Secrets (15ROS for short). In this magicless sciency themed fantasy world you will leaf through my pet project fictional world with many creatures, nations, peoples, environments, histories, cultures and more. From the ha...

Ancient Fantasy Hard Science Military

Obsidian

After 5000 years of human civilization, humanity has finally claimed its rightful place among the stars. But not all is well in their secluded corner of the milky way. The Splinter group of Noctra has been rampaging through known space, taking system...

Hard Science Political Science Fantasy Science Fiction Young Adult (YA)

Blue Way

Blue Way, our first laser highway, is complete and more, to other stars, are in construction. We made it far into to the darkness, but we are still only dipping our toes in the deep cosmic ocean and who knows, what lurks in the deep.

Atompunk Exploration Hard Science Science Fiction Speculative

Long War

Contrary to humanity's expectations, neither leaving Earth nor expanding throught the Galaxy could change human nature. When Mankind expanded throughout the stars, its problems expanded as well. Both in number and in scale. Most of them will...

Dystopia Hard Science Political Science Fiction Space Opera

The Sealed Kingdoms

In the far-away region of IC 1848 - also known as the Soul Nebula - lies a sphere of inhabited space measuring roughly 100 light years across. This region is known as the Sealed Kingdoms by those who live there - 'sealed' both for the envelope of ga...

Cyberpunk Exploration Hard Science Space Opera

The Surrey

Welcome to The Surrey, an independent hauler based out of Ceres running on the Earth flag, but behold...

Hard Science Science Fiction

PARROTverse

The PARROTverse is what may become of this world. Not what will become, but what may become. The PARROTverse is set in a possible future, where space travel and smuggling are rampant and often combined. Many political conflicts over hundreds of ye...

Hard Science Modern Political Science Fantasy Space Opera

The Matrioshka Multiverse

The Matrioshka Multiverse is a digital space within a Matrioshka brain - a hyper-advanced, many-layered shell of near-computronium the size of a large planet, powered by a captive black hole and the emissions of several nearby red dwarf companions....

Hard Science Religious Science Fiction Speculative Transhumanism

Storms of War

Storms of War takes place on earth, and follows many characters and stories spanning the distant past, and far off future.

Alternative History Fantasy, High Magic Hard Science Political Science Fiction

Didome

A planet where the day lasts almost half an Earth year, and human civilizations have adapted to the unique climate.

Hard Science Medieval Science Fiction Speculative

Wouraiya

Welcome to Wouraiya! If you're interested in sampling stories, I'd like to suggest a few: [url:https://www.worldanvil.com/w/wouraiya-daskalarch/a/weaponizing-power-of-love2C-and-similar-faff-prose]Weaponizing the Power of Love, and Similar F...

Exploration Fantasy, Low Magic Hard Science Medieval Military

Tales of the void

Hard Science Mecha Science Fiction, Modern

WoD: After the Fall

The fifth possibly final fall of man, the one prophesied by gods and by billions of mortal men and best has come and gone. Worlds destroyed or left in ruin, inter races wiped out or on the brink of extinction. Yet we have recovered. On the ruins...

Cyberpunk Hard Magic Hard Science Post-modern Science Fantasy

Isaac Atomic Solar System

The year is 2247. The solar system has long since been colonized with a total population of around 23 billion, but most people still live on earth, around 20 billion of them. Mars long ago separated from earth, and the gas giants have formed together...

Hard Science Science Fiction Speculative

The Colossuss Galaxy

Far from the limits of our universe, far from all things you could think about, and far away in the massive black thing that space is, theres a spot, called the Colossuss Galaxy, in which races, exotic planets and even dark obscure things happen dail...

Hard Science Military Political Science Fiction, Modern Space Opera

Astra Planeta

Astra Planeta is a hopeful exploration of humanity’s future path to the stars, and the connections we may forge with the other peoples and worlds of the local stellar group.

Exploration Hard Science Science Fiction Speculative

Galaxy in Eclipse

Adult 18+ Hard Science Science Fiction Space Opera

USS Nightingale

Crew profiles and mission logs for the U.S.S. Nightingale as it explores the Typhon Expanse. Gamemaster's Note: Some of this material has been borrowed from published adventures, from other sources...

Hard Science Science Fantasy Science Fiction, Modern Space Opera

FOC-86

[p]FOC-86. The name is a relic from a dead world. A final, silent image from a telescope before Earth ceased to be.[/p] [p]This galaxy was meant to be a destination. It is instead a cage. The void between its stars is not a frontier; it is a wall, m...

Dystopia Hard Science Political Post Apocalyptic Science Fantasy

Athena Minerva

A slight alteration in the history of mammals causes a subtle but powerful shift in human societies far into the future. As early human women are much more likely to survive childbirth, (and perhaps a bit more self-centered than the human women of P...

Adult 18+ Cyberpunk Hard Science Science Fiction Solarpunk

Shelder

[h2|ee7d7e6f-f0e5-4ca4-9565-bdc5b7d70fbb]The "perfect" Earth clone... only 23 million light years away! [p][/p] [h3|de03da23-9950-4771-bfe4-6dc45eeb0289]Planet Shelder. Four billion and a half years of evolution to get here, now: explosive bio...

Exploration Hard Science Science Fiction Speculative

Xolein

Fantasy Fantasy, Dark Fantasy, High Magic Fantasy, Low Magic Hard Magic

Invasive Species

[h1|b6758f37-417f-47d3-a2bf-7d2b094cff6e]HUMANITY'S SALVATION HAD BECOME ITS GRAVEYARD [h3|b66a90d0-17d9-49c2-b816-e5868e7bc07e]Whether intentionally, by accident, or through some form of horrific sabotage, the outcome remains...

Hard Science Political Science Fiction Solarpunk Urban

Eternity is not Immortal

Nothing is truly immortal, save that which we leave behind us, written into the sands of time. Eventually the winds pick up those sands and blow them around the world, sometimes they will be obliterated by the footsteps of later and greater beings, b...

Dystopia Hard Science Mecha Military Political

The Scion's Reach

By the end of the 21st century, Earth and her colonies were on the brink of societal collapse. In an attempt to preserve human civilization as we knew it, the first extrasolar colonization program was founded: the Odyssey Initiative. Bringing tog...

Hard Science Science Fiction

Celestial Grove

Exploration Hard Science Science Fiction Speculative

Liberi Archive

Hello, The Liberi Archive is your go-to place for all things Jurassic, Titanic, or anything Liberi-related. I am Bo Liberi, I will be maintaining this site in order to keep tabs on my father. Of course, I am a Bojangles of a higher state-of-being, a...

Exploration Hard Science Modern Science Fiction Science Fiction, Modern

Xahverse

In the distant future, humanity has expanded far from their home system of Sol. Millions of stars have been colonised and humans now number in the quadrillions. Whilst most of the galaxy remains dark and unexplored, some star systems are bustling wit...

Hard Science Post Apocalyptic Science Fantasy Space Opera Transhumanism

Real-Life Worldbuilding

[quote]Hey you! Yes, you! Looking for some inspiration, aren't you? Well you're in luck then, because you've come to the right place! Look no further than where you are, your wonder-full planet.[/quote] [p]The diff...

Fantasy Hard Science Modern Science Fantasy Science Fiction

Hunters of the Frost

World Anvil articles are currently in development and will focus on a "tour" design for visiters to travel to the locations in the book, experience the cultures, learn about the equipment used by the rangers, see labs where the Neaderthals are...

Hard Science Science Fiction Science Fiction, Modern Speculative Transhumanism

White Reach

Overview In the distant future, mankind has gone to the stars, and taken war with them. As they spread out across hundreds of star systems, a unifying presence came to exist with the Star League. From Terra, the First Lord was supposed...

Hard Science Mecha Military Political Science Fiction

The Seas of Steel

The Seas of Steel. An inhospitable, global ocean, surrounding the continent of Valemar. Few can navigate the windy sea, with its forbidding currents and deadly inhabitants. But some don't have a choice. Some must navig...

Fantasy Hard Magic Hard Science Medieval

Monopole Moment

Fanfiction Hard Science Science Fiction Speculative Transhumanism

Gala Supercluster

Cyberpunk Hard Science Military Science Fantasy Space Opera

The AuraVerse

The year is 2424. Humanity has discovered a new planet that is not only habitable, but strangely Earth-like. They called this second Earth "Evergreen" - a planet still in the springtime of its youth. As humanity spread to the "Outer Colonies" in t...

Comedy Hard Science Romance Science Fantasy Space Opera

After Earth

In the early 1970s, scientists warned of the consequences of climate change. Greenhouse effect, polar ice melt, droughts, dying forests and storms. But these warnings were dismissed as scaremongering or ignored. Even at the beginning of the 2...

Hard Science Science Fiction, Modern

The Universe: Galactic Empires

[quote]"The true ruler of this galaxy will not be he who's flags fly on every city of every world. It will be he who stands upon the tallest tower of ashes" - Zurrok; former ruler of the Sirasion Empire[/quote] In the not so far fut...

Hard Science Military Science Fantasy Science Fiction

Orion Spur

Adult 18+ Cyberpunk Hard Science Horror Science Fiction

The Dreamscape

"The Dreamscape" is a binary world containing two worlds within it: the first is the Conscious Self -- in essence, a scifi edition of our universe containing at least partially realistic physics -- an...

Alternative History Hard Science Science Fantasy Surreal

Licentia

[quote] Our zombies are different!|Literally every writer ever[/quote] Welcome to the landing page for everything related to this world! Please be aware that some content on both my twitter accounts and this website might be graphic, so considering...

Biopunk Hard Science Political Post Apocalyptic

Okanverse

Three thousand years have passed since Transhumanity was abducted from the known Universe, and cast into the the Bulk. The Local Habitable Nexus is a cluster of universes situated in a fortunate region of hyperspace that can support familiar forms...

Cyberpunk Hard Magic Hard Science Science Fiction Space Opera

Emergence

Hard Science Political Science Fiction Space Opera

Of Stars and Steel

Humanity has spread its wings among the stars, growing ever larger in the absence of alien life. Traveling across the stars in massive Voidships we've colonized a large part of our galaxy. The galaxy is in turmoil as the Greater Families fight amongs...

Hard Science Military Science Fiction Space Opera

Life Under Four Suns

[aloud]My personal project for competing in WA Summer Camp 2020.[/aloud] [container:callout]This setting proudly uses the [world:d4935f8e-1685-4104-a8e9-4301e1f150f2] for it's campaigns![/container] [quote]Basht slammed the ship controls forward....

Hard Science Science Fantasy Western

D&D The Five Kingdoms

The island of Falmoth is home to hundreds of dangerous beast and men, whether you are in the beautiful and luscious jungles of the west or vast and long salt flats of the east. Life here isn’t easy, but now thing are going to become so much worse, a...

Adult 18+ Fantasy, Dark Fantasy, Low Magic Hard Science Supernatural

Cenargo Corporation

Cenargo was formed by the merger of Centaur Technologies and Argon Aerospace, the companies who funded the development of the Foscolo reactionless displacement drive. It is also responsible for the terraforming of Aphrodite Station off Centauri Prime...

Cyberpunk Hard Science Horror Neo Noir Science Fiction

Era of the People's Revolution

In the late 21st century, a groundbreaking collaboration between quantum physists and computer scientists ushers in a new era with the creation of quantum computers, surpassing even the fastest traditional super computers and catalyzing advancements...

Atompunk Hard Science Military Political Solarpunk

The World of Az

A world, not dissimilar in origin to our own real Earth, though with a few key differences. First and most obvious is the presence of magic that has been around since the dawn of the three great races of man, giant and the Vull'jorg (reminiscent of t...

Fantasy Hard Magic Hard Science Informational Military

Arcturus

Hard Science Science Fiction

Alt Earth

Hard Science Military Science Fiction

UberSpace

[color:#e86e04]A Science Fiction Experience spanning a number of different games and activities...[/color] [color:#e86e04]Part RPG, part Megagame, part Board Game and part Hands-On Starship BRIDGE Simulator all get wrapped up into one epic ad...

Exploration Hard Science Science Fiction Science Fiction, Modern Space Opera

Graveyard of Worlds

Humanity was always running on borrowed time. Despite managing to survive the Cold War, the butcher's bill for the centuries of overexploitation were coming due. In 2107, the last rocket blasted off. In 2189, the final radio broadcast ceased. Earth c...

Hard Science Military Political Space Opera

Entia

Possibly the largest-scale experiment ever executed, Entia is an artificially created universe that is watched over by 'gods', that more accurately act as scientists, scholars, and analysts. Though it gives an impression of mysticism, sorcery, and il...

Ancient Cyberpunk Dieselpunk Exploration Fairy tale

Lexicon / Lekcaekon

A cross between Krypton and Kryptonians from Superman and (mostly) Lexicon and Lexiconians from the cartoon WordGirl with an extremely strong dash of hard scientific accuracy, realism, depiction, and portrayal cause why not?

Hard Science Science Fiction Science Fiction, Modern

The Sirius Galaxy

The cold, dark, reaches of space beyond the Sirius Galaxy are just that; no light of a twinkling star, no noise to be picked up by the most advanced equipment. It would be terrifying if the systems filling Sirius had an official, public count, and ha...

Dystopia Hard Science Horror Science Fiction Space Opera

The Stellar Front

A second Cold War between China and an America-led coalition goes hot. After seven years of chaos, nearly three hundred million dead, and the victory of democracy, the alliance disintegrates and five superpowers are given a world to govern... even as...

Hard Science Science Fiction Speculative

Lusus Naturae

Far in the future, a three-headed war is tearing apart our galaxy. In one corner lies the Hearth of Sumolus, a benevolent military junta that is welcoming to most of the galaxy's races. Opposing them directly is the Separatist Toreni Federal...

Cyberpunk Dieselpunk Hard Magic Hard Science Science Fantasy

The Bijourn Cluster

Space is empty We give it names: the expanse, the black, this territory or that We try to fill it with people and ships and colonies, so that every pinprick of light may no...

Hard Science Science Fiction

Celestium Universe

A scifi world showing, not necessarily the future, but a plausible future of humanity as it spreads throughout the solar system and into the stars.

Hard Science Political Science Fiction Space Opera

A Dark New World

In the near future, Earth is near collapse. Humanity in it's hubris has fractured into major powers and spread throughout the Solar System, and starting to colonise the closest star systems. Regions are are divided into political factions, and even t...

Adult 18+ Crime Cyberpunk Dystopia Exploration

Fission Intercept

[p]Fission Intercept is a hard sci-fi love letter to the late Cold War, nuclear powered technology, atomic starships, space exploration, and high-intensity mechanized warfare. Set in an expansive gas giant system, two planet-spanning factions face of...

Atompunk Exploration Hard Science Military Science Fiction

Into the Black

2169 and Earth has built itself out of a home. Humanity 30 Billion strong, those who haven't left megacity earth have moved to the stars in hopes of better lives and opportunities. Others left to avoid their demons planetside. Yet still others were b...

Cyberpunk Hard Science Space Opera Weird

Captured in Space & Time

[p]The year is 3500, and mankind is in the golden age of space exploration. With wormhole-generating technology and near-lightspeed probes, expansion into the Milky Way is in full swing. As the void of space is being filled, some old habits of humani...

Hard Science

Known Space

Also Known as Charted Space, Known Space comprises all inhabited planets surrounding earth in the early 24th Century and extends several hundred lightyears from Earth, with the furthest observed civilizations as far as 5000 lightyears away.

Exploration Hard Science Horror Military Science Fiction, Modern

Milchstraße

Das Ziel dieses Science-Fiction Projekts ist die Darstellung eines rationalen und von der Realität inspirierten Universums in das sich die Menschheit der Zukunft hineinwagt. Während die Konflikte des Menschen thematisiert werden, soll einer neutralen...

Cyberpunk Hard Science Science Fiction Science Fiction, Modern

Children of the Empire

Bienvenu, Voyageur ! Ce RPG façon monde ouvert se base sur Traveller et Stars Without Number essentiellement. Il se joue avec 2D6 et est le total opposé de DnD. Vous n'aurez pas de niveau, pas de sorts, pas de classes. C'est à vous...

Cyberpunk Hard Science Political Science Fiction Space Opera

Nea Gaia

Multiple races have evolved across the continents of New Gaia, their lands cultures and biology vastly disparate. Yet strange echos exist between cultures such as the mystery of "The gods' tongue" a shared language spoken during religious practices b...

Hard Science Historical Science Fiction

Space Story

I wanted to write science fiction set in a not-to-distant future, where vestiges of our current technology are still visible. Think somewhere between CoD: Ghosts and Infinite Warfare. Those two games were really my first immersion into...

Hard Science Military Science Fiction, Modern

The Fields Beyond

"Through the mud I trudge to protect a future I'll never see, on a planet I no longer recognise, in a galaxy that will not remember my name" - Recovered Blackbox Uvs Aimag, Shinekhen Tal

Hard Science Horror Military Science Fiction Trenchpunk

Talifar

Talifar is the setting for the Tales From Talifar novels. In development for over two decades from the mother-and-son team of Josh Foreman and Rose Foreman. Rose is a science fiction / fantasy author and writing teacher. Josh has been building worlds...

Fantasy Hard Science Science Fantasy

Paradigm

Someone once told me that we tell only the stories that are memorable, the stories that have novel experiences and interesting conclusions. It wasn't until much later in my life that I understood what that stranger meant. We may consider life mundane...

Exploration Fantasy Fantasy, High Magic Hard Science Political

Andalusada

As far as the world is concerned, today is 22 Nisan 5690, the final day of Passover. Today is 20 April 1930, Easter Sunday. Today is 22 Dhu'l-Qi'dah 1348, a day for Muslims to ignore the ulama, bring dessert to someone else's holiday, and get drunk....

Alternative History Dieselpunk Hard Science Political Speculative

The Open Spiral Arm

Just one arm of the Agris Spiral, the Open Arm has a reputation as the melting pot of the galaxy. The best, the worst, and everything in between can be found within its borders. Though most never live a life that takes them outside their sector, let...

Comedy Hard Science Science Fiction Space Opera Speculative

Cencerus

Fragmented into floating islands known as firma, the lands of Cencerus are a perilous place to live. While the great blue expanses between islands of other worlds merely carry a risk of drowning or pr...

Hard Science Science Fantasy Soft Magic Speculative Sword & Sorcery

Domain

[quote] The universe is big. In the Milky Way Galaxy alone there are millions of stars, with millions of planets orbiting them. We know that at least some of them must harbor life, and that at least some of that life must be intelligent. At least som...

Exploration Hard Science Military Science Fiction

Ereya

update July 2023: Probably no one's noticed, but for posterity's sake, this project has been dead for a while now. Turns out pure worldbuilding isn't as fun as writing stories. But I'm stabbing the metaphorical corpse with an iron rod, cranking th...

Fantasy Hard Science Military Science Fantasy Science Fiction, Modern

Maanra Theta

The year is 3200. Humanity is scattered like dust among the stars. The broken relics of a former day litter the sky and men and women struggle to rebuild the glory of humanity’s lost golden age. For almost a thousand years humanity had expande...

Hard Science Modern Science Fiction Science Fiction, Modern

Ichor

-WIP- In the 32nd century, humanity has spread out from their original home of Terra (formerly "Earth") and colonized an area a dozen or so light-...

Biopunk Hard Science Mecha Speculative Evolution

Solar system 212X

Идет 2121 год. Человечество, как вид продолжает процветать. Население Земли достигло 13 миллиардов, огромные агломерации мегаполисов и агрикультурные комплексы покрывают 3/4 суши. Люди осваивают мировой океан как новый хабитат, а также основали 3 мег...

Cyberpunk Hard Science Political Science Fiction Transhumanism

Luminal Flare

[youtube:https://youtube.com/watch?v=UNceFac8YK8]Luminal Flare is a hard sci-fi, far future dance of atomic starships, thermonuclear broadsides, stellar exploration, cybernetic augmentation, digital ascension, and relativistic supe...

Cyberpunk Exploration Hard Science Science Fiction Transhumanism

Wynn, Gavel, and the Sea of Cordal

The UCVN has been to thousands of universes, growing in power, population, and technology with each new expedition. Even when faced with moral dilemmas and determined foes, the UCVN is dedicated to creating a better world for each sapient species the...

Exploration Hard Magic Hard Science Military Transhumanism

Xyllae Chronicles

[quote] Two possibilities exist: Either we are alone in the Universe or we are not. Both are equally terrifying. -Arthur C. Clarke[/quote] Life...the uncertain idea of whether Earth was the only planet to support any had plagued and terrif...

Exploration Hard Science Political Science Fiction Space Opera

Encyclopædia Galactica

Hard Science Military Science Fiction Space Opera

Verge of the Void

[quote] [p]Aus den Sternen kamen wir. Aus den leeren Weiten formten wir Ursprung.[/p] [p]Genötigt von unserer Gier, gefunden von unseren Ahnen, gemacht von unserer Hand; mannigfaltig sind unsere Wege, die u...

Crime Hard Science Science Fiction Transhumanism Western

4040 Alternate Timeline

While designing a video game, I was eventually tasked to create a story and a setup. I already knew that I wanted a Diesel Punk/Sci-fi setup in space and I began with a classical Future timeline. I quickly realised, that it would be very hard to expl...

Alternative History Atompunk Hard Science Science Fiction