Alien Encounters Writing Prompts

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

We “knew” humans were weak as they avoided every war with diplomacy. We never imagined they’d be this ruthless & how seemingly overnight they went from peaceful beings to a state they call “TOTAL WAR”. War is in their blood & soul. They thrive on it, mostly when the odds are against them

547 upvotes52 comments

Turns out every planet with life has a version of mammals, and they supposed to be weak, small and dumb creatures. The fact that they are not only the dominant animal clade on Earth, but also the planet's intelligent species baffles aliens.

545 upvotes26 comments

Humans are the only species that isn't a hive mind, telepathic, or otherwise linked. Humans are the only species that can lie.

529 upvotes8 comments

Humans didn’t evolve, they were made as a warrior caste for another species. When they didn’t work out their creators dumped them on earth with no tech, now that they have discovered warp travel…

521 upvotes9 comments

When humanity could not find sapient life on other planets for the longest time, they uplifted several Earth animals. Then an alien empire attacked them. Now the descendants of the Emu War are fighting alongside each other.

514 upvotes20 comments

The humans described themselves as warlike, cruel and insane. Turns out the largest issue of humanity the galaxy needs to deal with is their self-hate.

514 upvotes16 comments

You've found the answer to Fermi's Paradox of "There must be more advanced civilizations than us, so why haven't they contacted us", turns out there's a "Great Filter" that destroys over 90% of civilizations before they can journey to the stars, on Earth, we call that filter "The Internet".

511 upvotes21 comments

"Three days, August 13th, at 21:31 standard time, Earth was attacked by hostile alien forces. We defended ourselves. We did not expect to win. We also did not expect sixteen other species to show up and kick out of the snot out of the invaders."

508 upvotes0 comments

The bipedal species are considered to most ugly amongst the galaxy. That was until "humans" joined the confederation and obsessed with all the bipedal species saying they are "beautiful". You are the only bipedal girl in the intergalactic school, being bullied, until a group of humans arrives.

507 upvotes30 comments

Nuclear weapons have been banned for so long in the a galactic community that most aliens think they’re just fairytales. Imagine their surprise when they see humans using them in a war.

507 upvotes23 comments

You just joined a crew and found out that they have a human crewmate. You're curious and excited to meet them, given your species look so similar, it's uncanny! Unfortunately, it doesn't go so well.

499 upvotes25 comments

Aliens are trying to eradicate humanity in subtle ways but it always ends up beneficial for humanity

499 upvotes25 comments

The elite 1% of an intelligent alien race sent their workers to terraform the earth into a vacation planet, wiping out humans and any other native life in the process. Unexpectedly, the wrokers rebel and refuse to do their job, having been bribed with this human thing called "affection"

499 upvotes27 comments

"Oh for fucks sake, you too? Right, ok, cards on the table. Is anyone here ACTUALLY a human being and not an inhuman creature infiltrating the human race?"

487 upvotes57 comments

You’re one of the best space doctors known across the galaxies, easily able to analyse and assess any alien’s condition and treat them accordingly. You’ve cured creatures bigger than moons and microbes smaller than atoms, but this next patient has you utterly perplexed.

481 upvotes23 comments

When extrademensional aliens invaded Earth to steal slaves for their empire, they unwittingly brought magic with them. Combat medics were first to discover it with the phrase, "You don't have permission to die!"

477 upvotes36 comments

Until the heat death of universe we will never forgive you," says your alien former lover. "What did I do?" you say. "That you have to ask makes your sin against us even worse." Your next words will determine if humanity goes to war with an advanced alien civilization.

475 upvotes31 comments

Humans have a reputation amongst the other sapient races. Not just for being ambitious and adaptable, but also for being monstrously disgusting. Most view them as lumbering hives of parasites, diseases, dead skin cells and bacteria. They are biological weapons; children of pestilence.

465 upvotes28 comments

“Look at that thing. It’s scrawny, it only has two arms, and it can’t fly. It’s useless! Why do you insist on having a human on your ship?” “Well, it’s pretty simple: they breathe oxygen!”

465 upvotes24 comments

Four roommates are extraterrestrials who have taken human form in the hopes of learning about Earth’s culture. Unfortunately, each alien is from a different planet and believes the other three are normal humans.

464 upvotes10 comments

It turns out that the entire feline family was created by aliens to eventually wipe out humanity, for them, but clearly something went wrong.

449 upvotes41 comments

"Earth Ambassador, as Chairman of the Interstellar Mammalian Compact I must insist that you stop loudly expressing your opinion that envoys from the Aquatic Species delegation are 'acting fishy'."

448 upvotes6 comments

A group of the empire's young knights are boasting about how they're going to mop up the pathetic primitives as they drop into the atmosphere. From the corner of the dropship, a grizzled veteran suddenly asks: "Have you ever been outnumbered a million to one?"

447 upvotes22 comments

As it turns out, entropy is considered to be the #1 universal threat by the Galactic Council, and are furious when they learn just how much humans contribute to it on purpose to "stay warm"

447 upvotes12 comments

Due to rising tensions, humanity and the alien empire have decided to make peace with a political marriage between a prince and princess of the two species. The empire isn't aware that mankind doesn't have a singular prince, but the world will pretend, so you're picked to marry god-knows-what.

447 upvotes25 comments

A alien empire is currently trying to figure out how a primitive ship managed to destroy their finest battleship. In turn, the human space pirates are trying to figure out why this random ship had such a piss poor hull and why it was trying to attack them with such horrible lazer weaponry.

436 upvotes16 comments

You are the only human employee at a company staffed by a multitude of alien species. Your colleagues seem to be having a difficult time properly understanding who, or what, your guide dog is.

429 upvotes37 comments

You’re a non-Human hiding among Humans. One of them has been covering your tracks, but gives plausible alibis and acts as though they are unaware of your true nature. You confront them.

428 upvotes24 comments

"Why are we bringing weapons? Isn't it a diplomatic meeting?", asked one crewmember. The sole alien member of the crew explained, "In my culture, it would be highly offensive to be unarmed. We think you guys are crazy not being armed all the time. Haven't you seen what's out there in space?"

427 upvotes14 comments

Every year, Earth has to send 10 tributes to participate in the intergalactic battle royale. Everytime, the tributes are massacred and solely entertainment for other races. Except for this year.

426 upvotes49 comments

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