Sci-Fi Writing and World Building Forum

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Sci-Fi writers, this forum is for you. Free ideas and advice for your stories from sci-fi fans and science professionals. Find out how to bring in real science for your story.
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Sci-Fi Writing Tips: Dos and Don'ts for Plot Construction
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Rules - Expectations in using the writer's forum
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Boost Your Sci-Fi Writing with Atomic Rockets, Forensics Demystified & More!"
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The Short Story Thread: Post Yours Here
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What cosmological event could snuff out the sun without destroying Earth?
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Implosion grenades: do they exist?
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Practical for a civilian to build a space suit?
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Best Science Fiction Movie ever
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Weather in a rotating cylinder
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Theoretically, how much energy would it take for a wormhole
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The longevity of man-made objects and structures
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How small population can maintain contemporary technology level
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Unconventional Strategies for Defeating a Robotic Army in Urban Warfare
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Physically plausible explanation for missile based space combat?
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How to interstellar travel in a very hard SF universe
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Writing a book. Human numbers and spread after half a billion years. Esitmates.
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Questions for a Near-Future story
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Small & Lightweight High Voltage Power Sources: Ideas?
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How long would it take to travel to Eris?
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Could this hypothetical xoplanet support life?
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Star-hopping a way home for a superman; astronomers needed
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Writing: Input Wanted The temperature at which flesh burns
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Reality check on SF action scenes
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Science fiction inventor with physics question
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Faster Than Light Travel, Theories.
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Best Shot at FTL Travel in 21st Century?
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How can we protect against laser weapons in future warfare?
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Sci-Fi: speculation about a desert planet
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Science fiction inventor with another science fiction question
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What would a dimension with unstable forces be like?
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Colors of Alien Blood: Oxygenation Chemistry Explained
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Transitioning from the Stelliferous Era to the Degenerate Era
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Questions on space travel for a sci-fi story
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Science fiction writer needs help on sci-fi weapon
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FTL, avoiding time travel issues?
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SF Writer in need of assistance - SPACESHIP FUEL
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Tidal implications of eccentric planetary orbit
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Exploring Science Fiction Concepts: Space Combat, Plasma Mirrors, and More
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Futuristic space travel between star systems
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New Superhero concept for comic
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Understanding orbital characteristics of a moon of a gas giant
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What Should The Next Science Fiction Monster Be?
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Personal Handheld Computers 500 years from now.
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Sci-fi novelist's plea for help
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Eden Cronicles, Time to wake up
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Jestilla Atilla's Journey Through the Warp: A Warhammer 40k Tale
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It flies Writing a superhero story
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How can the lift produced by animal wings be calculated?
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Check my work please: Jupiter as power station?
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A Structure or Material that can withstand a million years on Earth?
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High energy laser vs supervelocity missile
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Klown Kar Planet: Last Days Before Tidal Lock
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Largest possible size for a goldilocks zone planet with near Earth Gravity?
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Fusion of human brain and nanobots, what can be its hardness level?
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Realistic Space Pirates in Hard SF
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Science-Fiction: What could impede the use of electricity on half of Mars?
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Sci-Fi Prisoners Build a Boat: Windmill and Propeller Construction Tips
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Writing: Input Wanted Designing drone army defence for a loosely populated planet
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I have a question regarding a science fiction story I am writing.
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Sci-fi writer needs help with unusual problem
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Exploring Unknowns: A Sci-Fi Journey Through Saturn's Rings
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How to quickly survey an exoplanet before colonization?
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Time dilation/difference between 2 planets
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What is good time for Earth to begin new evolutionary cycle?
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Underground biosphere, what can be the possibilities?
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Your choice of least facepalm-able space travel mechanism
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Board: Help with novels/scifi
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Hypothetical Planet in the Alpha Centauri System (Book research)
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Is an antimatter bomb feasible?
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Can the Infinity Stones inside the sun control gamma rays and create anomalies?
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Can anyone give me the equation symbol for a singularity please
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Exploring Efficient Weapons in Sci-Fi Settings
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Rolling a space plane in the absence of gravity
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Writing: Input Wanted Is it useful to have 2 stomachs?
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Exploring Superhero Shenanigans: Perception and Speed
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Building a City on New Earth: A Couple's Story
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What if the Earth would have spin around itself twice as it's speed?
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Planatary habitation, red dwarfs
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A PF SciFi story One sentence at a time....
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How Can a Ship Safely Brake in Space Without Crushing Its Inhabitants?
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Looking for help with a Ring World Model
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Questions about a planet with two moons
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How to destroy a Planet, or 100% of the life forms on it
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Graviton Drive: Is this plausible?
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Posting stories in the Writing forum?
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How far are we from these milestones/technologies?
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Everyday Life in SF: Exploring Realistic Possibilities
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Feasibility of pregnant birth: xenobiological
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Writing: Input Wanted Building a Generation Ship: The SFV Exodus
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Your assignment: Design a post-apocalyptic communication system
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Slowing a Rogue Iron Asteroid: Can it Survive 900 Gees of De-Acceleration?
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Martian Independence: Orbital Bombardment Possibilities
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Multiverse & Time Machine Physics
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How would vehicles for Mars differ from Earth's?
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What should I name my teenage sci-fi heroine?
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Interstellar Trade: Value, Resources & Unobtanium
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A problem with interstellar travel
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What can realistically go wrong on an interstellar journey?
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Close to Light Speed: Exploring a Wormhole Drive Concept
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Exploring Energy Shields in Star Wars Fiction
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Exploring Hard SF Tactics in Space Combat
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Sci-Fi World Building

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Sci-Fi writers, this forum is for you! Use this forum to discuss science fiction writing topics.

Writers, get ideas and advice for your stories from sci-fi fans and science professionals.

Find out how to bring in real science to your story for realism and credibility.

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