Mystery / Thriller
Mystery / Thriller
Travel to the interstellar worlds of science fiction. Discover free books about space odysseys, time travel, dystopian futures, alien planets, and post-apocalyptic universes.
Only show completed
: Best Science Fiction Stories
The Last She
A plague has swept over the Earth, killing the majority of the population and every female. Except one. Ara witnessed the horror and destruction, but for the last three...
A Different Virus - Heartfire
People who were bitten by zombies always turned into zombies. Or that was what everyone always said. To get bitten was basically a death sentence. Seizures marked the mo...
The Virus Within
What do you do when you are one of the infected? The virus in my blood is trying to steal my humanity. It alters my very thoughts and reactions. It taunts me by temptin...
The Human Experiment (Boy×Boy) [CO...
*Ranked #1 in Science Fiction!* 2017-10-12! *I can't believe I reached #1 in Science Fiction, OMG!* *Thank you to the best readers and followers! All the love and happin...
-A featured story- Welcome to Marine World, the first mermaid inspired theme park in the world and the most magical place on earth. That is, for everyone except the merm...
Living in a world where the human race is dying off faster than it can reproduce, sixteen year old Maddie Ryan has started her period, an almost guaranteed sign of ferti...
Separated by the expanse of deep space, two beings share an intense and undeniable connection. Together they will reveal a secret so great that it holds the key to the s...
Planet Aphrodite 🌹(Alien Fairy Ta...
(Shortlisted for the Wattys!) What if the Beast was an alien, his planet was his Curse, and our Beauty was an up and coming spacecraft engineer, with a fear of flying? ...
Breed Me | Book One
[Highest Ranking: #2 in Science Fiction] [Book One of the Out Of This World Series] Jasper Taylor and his family have always been together, even with their constant movi...
QUALIFY: The Atlantis Grail (Book...
WINNER - The Fiction Awards 2016 - The Asteroid is coming... You have two options. You die or you Qualify. I am Gwen Lark. Nerd, klutz, loser, awkward smart girl. Someho...
The Mermaid Hypothesis (2016 Watty...
In the year 2020, the music industry is dead. A new technology called SirenSong has gone viral and wiped out every major record label on the planet. (Justin Bieber? Long...
Arena of Justice (completed)
In future America, seventeen-year-old Zoe never expected to find herself on the wrong side of the law, but when she's convicted of a murder she didn't commit, she's sent...
Alien Invasion: A Love Story -(A W...
"Sometimes your boyfriend turns out to be a hot alien who wants to abduct your best friend. But who cares? He's HOT!" -- Bad Andie* Twenty-six year old Andie Bank is dra...
Shoshone Station: The Galactic Con...
Less than a year ago, they arrived over earth's sky. They call themselves the Galactic Consortium and they are human, or at least, simian - from the same genetic line as...
New World Order
Humans are no longer at the top of the food chain, they are animals, livestock, playthings. The world has been flipped. Cover by the lovely PJOFan987651.
Planet Gaia 🌕 🐺 (Alien Fairy Tal...
(Highest rank: #9 in sci-fi) The forests of planet Gaia are vast, unexplored, and ominous -- filled with horrifying alien creatures that threaten life as they know it...
I'm a Cyborg's Pet (girlXcyborg)
Feisty 19 year old, Jenny Banks is thrown into a dystopian nightmare as a robot uprising run by dark AI (Artificial Intelligences) takes over the world. Captured and sla...
The Girl From Above
For decades, the city of Amity has been buried under an endless haze of fog. Thousands live beneath the fog line, while the wealthy few reside above in Sky Towers. A pla...