Alien Stories

9,291 results
Orientation
Length
Source
Infinite Scroll

Alien VS Predator: Futa Addition

by Sex-Shooter on Oct 27, 2019
Science Fiction

The grand space vessel under the mighty Weyland corporation settled down on an unknown planet after finding it quite hospitable for human life and full of valuable resources of the scientific kind. Since it was a planet deemed fit for a colony, only futas were sent to swiftly populate the planet in a more enjoyable manner as opposed to artificial inseminatio...

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Brave New World

by NytGamez on Sep 19, 2017
NonHuman

Bart Vasco was an asshole. Jackie Cooper, Science Officer aboard the cargo ship Key West, swore softly under her breath as she slipped the lightweight enviro-suit over her ship uniform. Ten hours dirtside on a planet that had never been recorded, much less identified, and she wasn't to leave the ship? Chances like this came across once in a lifetime, if tha...

Anne Introduces Savannah to Aliens

by Mysteria27 on Sep 16, 2017
Sci-Fi & Fantasy

Savannah and her husband had been married for twenty years. They always had a great sex life, but for the past few years her husband suffered with erectile dysfunction. This put a damper in their sex life and left Savannah aching to be pleased sexually. He pleased her orally, but she just wished to have marathon sex sessions. She begged her husband to get V...

Demonbeast Invasion Renewed Ch. 02

by YojuLord on Sep 26, 2017
Sci-Fi & Fantasy

Sorry it took so long for the sequel. Thanks for all the favorites and comments. Themes of tentacle sex, alien impregnation and alien offspring/mother incest. ***** The moonless night was illuminated by the city's buildings and skyscrapers which stood out against the surrounding darkness. But within the bright lights of the city, a tremendous, dark shadow...

Familiar Feelings

by homealone_447 on Sep 15, 2017
Sci-Fi & Fantasy

It was the middle of the night when Rachel woke up hearing whispering. She shared the room with her younger sister Aliana. Being already 18 years old, she was usually very respectful. It was not like her to be talking on the phone with someone this late at night. "What is going on? Who are you talking to at this hour?" Rachel turned over to scold her siste...

Aliens Use Sex to Invade Humans Ch. 01-02

by walterio on Sep 13, 2017
Sci-Fi & Fantasy

Author's note: I received an e-mail requesting that I write a story about aliens taking over humans and creating insatiable sexual desires. The person requesting this story had read another story on Literotica entitled Hosts. He was disappointed that the author of Hosts did not write any more chapters after the first submission, which is why he asked me to w...

Trailer-Park: Galactica

by countrygentdom on Sep 16, 2017
Sci-Fi & Fantasy

1 It was near past midnight. The sky was adorned with a million twinkling stars, and a full, summer moon lit up the muggy, southern night. The sound of crickets chirping, and bullfrogs croaking, was almost deafening. And, it was in a welcoming meadow, not far from the trailer park, where Earl-Ray waited, patiently for his cousin, Emmy-Sue. He was pushing f...

Aliens: Symbiosis

by Ashyne on Sep 1, 2017
Erotic Horror

This is the Earth, a year after the alien Xenomorphs have started infesting it, sweeping through our defenses like an unstoppable tide of death and destruction. Their anger is fuelled by their intense hatred for all species besides their own. Their lust for blood is ever consuming, as they devour countless worlds, not only for their resources or for new terr...

An Alien Love Bk. 01 Ch. 17

by Read_Moore on Jul 15, 2020
Non-Erotic

Hi again. So this story is wrapping up. I am working on another MS right now, but I had to finish this. As soon as I get some stuff down for Octnavin I will be sharing that too. Thanks for reading. Cheers. ~M. from C.M. Moore. *** *Chapter 17* Calling for a Furlo. Kicking and struggling, Murry fought the tightening hold cutting off the air to his lun...

Alien Encounter Pt. 02

by IrishFantasy on Sep 13, 2017
Sci-Fi & Fantasy

Apparently having passed out after my session, I awoke on the couch, wait, how did I manage to put my nighty on and make it to the couch? Still sore from my vigorous session, I smirked recalling how intensely satisfying it was.Small sharp pains rippled from my sides, lifting my nighty to reveal tiny scratch marks on either side above my hips. "What! How?!" e...