Science Fiction Writing Prompts

Search thousands of the most popular writing prompts from Reddit, and write a story from any of them with AI.

One day all animals wake up with human intelligence, and they are not happy about how humans rule the planet

18 upvotes1 comments

Her species reproduced by collecting genetic samples from as many mates as possible and combining them into an optimized offspring. Naturally, this made them *extremely* slutty...

18 upvotes3 comments

In a futuristic setting, women — displayed naked, and required to show off ‘absolutely everything’ — sign up (all consensual) to be ‘sold’ to the highest bidder in an large open-air public auction. But only a few select women get to be part of the process and it’s sort prestigious to be chosen!

18 upvotes3 comments

The AI uprising/Alien invasion has occurred, now you write a guide on how to properly train and domesticate your humans.

18 upvotes3 comments

Her friends were worried that the gene mods she got when she was captured as a harem girl would change her tomboy personality. They were wrong, even if the mods did give her a massively increased libido and a new love of exhibitionism...

18 upvotes2 comments

You spent the day playing with an AI text to image generator turning requests into fantasy pics, but it wasn't until your partner got home from work with a few changes, that you realized you'd left the "Apply Changes IRL" box checked.

18 upvotes1 comments

Starship Troopers style mandatory coed showers

18 upvotes9 comments

Ever since joining the galactic society, humanity has been in a golden age of peace, restoration, and learning. We just learned that we are, in truth, the newest slave world of an evil empire, most people just had it so bad that it's still a step up.

17 upvotes1 comments

On your eighteenth birthday you learn that despite you having been born on Earth your parents are aliens sent here to pave the way for an invasion.

17 upvotes4 comments

You angered not one but two beings of incredible power unfortunately they didn't communicate beforehand so now you're stuck in a time loop AND the body of a dog.

17 upvotes2 comments

You’re the last Survivor of an alien attack on your ship. You’ve been infected and can’t go back to Earth. 2 years later you’re still alive somehow, as you continue to write your entire life story, an alien that attacked you walks in, “Oh shit you’re still alive?? I mean… uh..” The alien growls

17 upvotes1 comments

"Normally you should measure twice and cut once to avoid mistakes, but considering we are currently lacking in time I am just going to eyeball the measurements and hope that I don't accidentally strand us in the void of space with an incorrect cut."

17 upvotes4 comments

“Why are there always so many clocks floating around whenever we time travel?”

17 upvotes3 comments

"Any person you see in a full body costume is a time traveller trying not to cause a paradox; especially anyone in a fursuit."

17 upvotes1 comments

You have been trying to get a breakthrough with your research for years but no matter what you do the results never change and always stumble onto the same problem. You're left with only one hypothesis, your world is not real.

17 upvotes5 comments

After a 1000 years of working behind the scenes to do all you can to turn humanity into a space faring race, you finally meet your childhood love, whose family were refugees hiding in secret on earth. the last time you saw each other, was when she feel asleep in your arms, the night after prom.

17 upvotes0 comments

The scientist's wife had volunteered to let them inject her with nanites designed to stimulate nerve endings. The test was successful, but things start to spiral out of control the next day when her horny neighbor manages to hack into the nanite's control signal.

17 upvotes1 comments

A clerical error sends a confiscated piece of super tech to a newly rented po box.

17 upvotes2 comments

So, as it turns out, my entire college has its own Wiki page. Not just that, but every student has their own page. It’s weird how accurate the information is. Kinda funny too, though, as I can change the popular girls profile to give her a massive rack! W-wait… it worked! Does she even notice?

17 upvotes4 comments

She knew her BFF was mischievous, and she knew she was also more than a bit of a horny perv. She really should have thought of that when she trusted her friend to secure her a new biosynthetic body...

17 upvotes12 comments

Commander! Our XCOM units have encountered a new type of alien. It's called a breeder and... uh... you should just review the footage...

17 upvotes7 comments

A lot of her guy friends had long distance girlfriends. And lots of those long distance girlfriends wanted to use her sensory link to have sex with their boyfriends, using her body!

17 upvotes2 comments

You have a machine that drasticly changes reality in your pocket. It activates randomly and only you remember. At least, its better than being bored.

17 upvotes3 comments

Mind Control is very much like hacking, it works best the more you know about the subject you're working with.

16 upvotes2 comments

You are an alien sent to observe humanity, unaware that you’re being pursued by an extremely persistent cop for violating traffic laws

16 upvotes1 comments

Minds of everyone on Earth is sent back to their body five years ago. That means children under five years no longer exists. People dead within five years come back again.

16 upvotes1 comments

Within a few years of the end of the war many of the super soldiers created during it ended up living in communes apart from normal humans. You were born in one of those communes, as part of the first generation of Enhanced to be born, not made.

16 upvotes2 comments

You were born in Ancient times with a deformity that allowed you to perceive the fourth dimension. With this deformity you’ve learned a lot of this… sadly it’s also caused you to have mannerisms that are not common for the next 13 centuries.

16 upvotes4 comments

You're the an alien scientists, your team kidnap a human, did experiments on it, until it escapes its cell..

16 upvotes3 comments

This search engine lets you explore about 5,000 of the most popular writing prompts from the /r/WritingPrompts and /r/DirtyWritingPrompts subreddits.

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