Science Fiction Writing Prompts

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

A 16-year-old schoolgirl is taken to a magical world. She slays a dragon, becomes queen, gets married, has kids, and dies 90 years later...only to wake up back at school, young and in her school uniform again, like nothing happened. She notices that her wedding ring is still on her finger.

16,238 upvotes352 comments

Immortals and time travelers pass along messages for each other. It's customary and expected. One day, a stranger sits across from you at a restaurant/coffee shop/bar and asks you to give a message to someone you'll meet in New York in 2070. As far as you know, you're just an ordinary person.

15,993 upvotes297 comments

An ancient god "cursed" you with immortality, expecting you to watch the Sun swallow the Earth. When that day comes 7.6 billion years into the future, you're living large on the other side of the galaxy.

15,959 upvotes249 comments

You are an office worker in NYC in the year of 1999. You go for a cigarette break, but the elevator stops working and you get trapped in it for 2h. As the doors finally open, you walk out and see a brand new lobby, people holding thin digital cards and big screen TV's. It's the year 2018.

15,889 upvotes321 comments

When you reach 18, you get put in a database which ranks you in different categories (ex. 207,145th in the world for most bug kills) You lived on a ranch and never used tech. You had to go into town after your 18th birthday. Everyone is staring at you. You finally decide to check the database.

15,881 upvotes585 comments

Your father leaves the house to buy milk, 50 years later he comes back with milk in hand and hasn't aged a bit.

15,693 upvotes436 comments

You're an immortal. She is a time traveller. Every now and then, you two pop into each other lives.

15,666 upvotes568 comments

You were warned that your newest crew member, a "Human", had vastly different biology from all other known races. This mad made very clear when they drank all of the galaxy's strongest known poison, saying that they "needed a drink of water."

15,632 upvotes479 comments

Humans are one of the most feared species in the galaxy. Not due to superior strength,speed,skill or strategy. In fact, it's because in comparison to the other species, humans are just batshit crazy enough to try any half-assed plan they come up with.

15,624 upvotes900 comments

Among the many senses developed on alien worlds, hearing is not one of them. To most extra terrestrials, the idea that we can detect them even with a wall between us is utterly horrifying

15,581 upvotes318 comments

As an average looking genius with a weak physique you often envied athletes. After thousands of years spent in a cryogenics pod you are woken to discover that evolution has weakened humanity while IQ improved. You're now the strongest most attractive person, but also the dumbest.

15,557 upvotes358 comments

You have been abducted by aliens. For some reason, Jack Black is on board, not as a prisoner though. He's just... there. Wandering around the ship, eating a packet of chips and making sassy comments about your various escape attempts.

15,455 upvotes320 comments

You were born blind. You undergo a new surgery that should cure your blindness. They undo the wraps and you open them. You think what you see is normal, but after the doctors ask a slew of questions, they discover there is something very strange about your newly acquired sight.

15,325 upvotes524 comments

Every intelligent, skilled or rich human has been evacuated from the Earth to avoid the alien invasion. This leaves the dregs, criminals and the poor behind on Earth to fend for themselves. Centuries later, the other return to "liberate" Earth only to find that they have won and prospered.

15,199 upvotes404 comments

Aliens have arrived and have been eating humans like a delicacy. An alien chef gets more than he bargained for when he tries to cook Gordon Ramsay, who surprisingly is less disgusted THAT he is being cooked than over HOW he is being cooked.

15,155 upvotes293 comments

As you die, you wake up and find yourself strapped to a chair. Wires and tubes have been attached to your body and numerous shadowy figures walk up to you. “That was life sentence 24,” one of them says, “Only 356 sentences left.”

15,087 upvotes230 comments

We were warned when we hired our first human crew member that they would pack bond with almost anything. We didn't listen, and now have an apex predator somewhere in the ship, that the human won't stop calling Kitty.

15,023 upvotes387 comments

We did it! We finally achieved FTL travel! At first, alien races seem thrilled to have a new neighbor. Then they seem terrified of us. We are the only ones to reach the stars with technology instead of magic.

15,019 upvotes523 comments

In the future, illiteracy is the norm and implanted digital assistants convert text to audio. A child, who had his implant temporarily deactivated, learns to read. When the implant is reactivated, he realizes that what it reads to him is drastically different than what the text actually says.

14,927 upvotes206 comments

Simultaneously, across the world, everyone hears a voice in their head. " In 2 hours, the server will be shutting down for the final time. Thank you for playing Human ®."

14,926 upvotes315 comments

You and friend agree that if one of you invents time travel, they will come back to this very moment. As you shake on it, an older and injured you shows up and shoots your friend in the head.

14,863 upvotes211 comments

The billionaire smiled as he took his first steps on the alien world. Then he took off his helmet to breathe deeply while his crew watched in horror. He never had wanted to go to space: it had all been about coming home.

14,840 upvotes190 comments

"10 million slaves as tribute" the alien armada demanded. Less fortunate people were quickly rounded up, offered and taken. The aliens response: "We can only save that many and it was the fairest way to pick. The Scourge approaches, we are sorry." After that they hastily leave.

14,799 upvotes254 comments

*Picks up Phone*: Hello? *Voice*: In 5 years, you will have 30 seconds to talk to YOU, right now. Make sure you have something good to say, because I'm stumped. *Hangs Up*

14,499 upvotes228 comments

Time travel exists. By law, every citizen is given one day they may repeat on loop until they get it right. This morning, you found your spouse looking exhausted and crying. "I can't save you. I've tried hundreds of times."

14,461 upvotes254 comments

You are a clumsy but sweet person living in a time where robots are commonplace and do most manual tasks for humans. They can’t speak, but every time you bump into one you apologize profusely. You treat them kindly. One morning you wake up and peek out the window to chaos, but your yard is fine

14,303 upvotes365 comments

"So they are a war species then, huh." The alien scratched his head: "Why are you interested in them. The humans, i mean." The other alien got closer. "They fight for peace. No war species ever fights for peace."

14,242 upvotes475 comments

You are part of a circle of scientists that have collaborated to fake the world into believing the sun was going supernova. As the generation ships carrying the rich, the flawed, the zealous, and the privileged leave Earth you decide its time to rebuild -the right way.

14,176 upvotes245 comments

Years after you purchase your own star over the Internet, scientists make contact with alien life on a planet orbiting your star. The aliens, too polite to object to the purchase, now acknowledge you as their overlord.

14,161 upvotes138 comments

You and a friend jokingly start a religion in order to avoid taxes. Not long after you are in an accident and put in cryogenic freeze. You wake up many years later to find that it is now a major world religion.

14,152 upvotes212 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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