Sci fi is a type of speculative fiction that looks ahead and asks “what’s next?” You can also check out these subcategories (s-z):
science fantasy | silkpunk | singularity | slipstream | social sci fi | soft sci fi | solarpunk | space exploration | space opera | space western | spacepunk | spyfi | steampunk | stonepunk | superheroes & villains | terraforming | teslapunk | theological | time travel | transhuman | transistorpunk | uplift | utopian | virtual reality | wattpunk | weird sci fi
Note: these books are currently sorted by release date, with newest first.
Word Count: 35656
Summary: When Shax stumbles across rumors of an experimental house that responds to the occupant’s brain functions, creating scenarios to please and delight, naturally he wants to steal it. While stealing an entire house sounds impossible, the demon prince has a cunning plan. But a night at the ballet heralds the return of a troubled and hunted Julian Parallax. He brings ominous news to whisper in Shax's ear and forces Ness to battle a new emotion – raging jealousy. With nefarious plots in the background and an overabundance of Poe references, even Shax’s scheming may not be enough to get the Brimstone crew out alive this time.

Word Count: 75000
Summary: Targeted by a mad scientist's deadly serum, these outcasts band together to uncover the truth and to fight back. Spire City is home to mighty machines of steam power and clockwork, and giant beetles pull picturesque carriages over cobbled streets, but there is a darker secret behind these wonders. A deadly infection, created by a mad scientist, is spreading through the city, targeting the poor and powerless, turning them slowly into animals. A group of those infected by the serum join together to survive, to trick the wealthy out of their money, and to fight back. Months have passed since the confrontation with the sleepless Mint. Now Orgood is becoming more aggressive again in infecting the people on the streets and pursuing those who have already been infected. Can those in the Weave answer in kind? Or will he wipe them all out? Find out in Season Two: Pursued. This lyrical fantasy will transport you to a steampunk world of weird and strange wonder.

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Summary: A fractured mind or a global conspiracy? Uncovering the truth can be hell when nobody believes you… and you can’t even trust yourself. “A fantastic SF thriller with a sincere and important message.” —Kirkus Reviews “A breathtaking, deeply dark alternate-history Earth with complex characters, layered worldbuilding, and twist after twist after twist.”—Julianna Caro, Reedsy Discovery Broken Mirror is the first volume in a queer psychological science fiction saga that looks at the stigma of mental illness and the hellish distrust and alienation that go with it. Victor Eastmore knows someone killed his grandfather, the pioneering scientist Jefferson Eastmore. But Victor, diagnosed with mirror resonance syndrome, has been shunned by Semiautonomous California society. Nobody will believe a Broken Mirror. Now Victor must tread the line between sanity and reclassification—a fate that all but guarantees he’ll lose his freedom. With its self-driving cars, global firearms ban, and cure for cancer, the science fiction world of Broken Mirror may sound like a near-future utopia, but on Resonant Earth, history has taken a few wrong turns. The American Union is a weak and fractious alliance of nations in decline. Europe manipulates its citizens through propaganda. And Asia is reeling from decades of war. Determined to uncover the truth about Jefferson’s murder, pansexual Victor and his trans friend Elena set out on a road trip that takes them across the American Union from Semiautonomous California through the Organized Western States to the Republic of Texas. But Elena is holding something back, and Victor’s condition worsens. Amid shifting geopolitical sands, Broken Mirrors like Victor find themselves at a cyberpunk crossroads: evolve or go extinct.

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Summary: Unemployment is stressful enough—but throw in the threat of being tossed out the space station’s airlock as a vagrant, and human Del is in desperate need of employment. No job, no place to stay, Del wants nothing more than to be back out amongst the stars, preferably as a bridge crewmember. Trouble is, his dreams are bigger than his starship experience and years, and Del finally heads to a bar to drown his frustrations. Getting drunk might not have been the smartest thing to do—as he wakes in a strange, handsome alien’s bed, with no memory of the night before. When that strange alien calls him mate, Del thinks that maybe all his problems are over. He finally has a job. Or does he? Quinn wants love and a family, but his duty as captain to a Xolian space cruiser leaves little time for forging relationships. When drunk and adorable human Del propositions him in a space bar, begging to be his first mate, Quinn hopes that maybe he can have both duty and love. Until the next morning, when the alcohol wears off and cultural barriers and misunderstandings set off a chain reaction of mayhem, mischief, and trouble that follows Del wherever he goes. A relationship that began as a mistake may become something more—bound by love and desire, and all they must do now is survive the journey. **Gay sci-fi romance featuring a sassy human, an irascible alien captain, and adventure beyond both their dreams.**

Word Count: 100400
Summary: What if your future lies in your past? When Darren Ault meets his friend Lee McCaskill for dinner, he doesn’t expect the second course to be a gunshot to the head. Even more unexpected is the fact that the bullet doesn’t kill him—instead, it causes the rest of humanity to vanish. Darren’s attempted murder has caused a temporal paradox extending back over a thousand years, and now it’s up to him to repair the damage. Embarking on a mind-bending journey through time, Darren encounters Vikings, a depressed Norwegian silversmith, a cult that believes in salvation through pain, a beautiful Hebridean lass, and Archibald Fischer—the foul-mouthed, Kurt Cobain-worshiping Head Librarian of the Library of Timelines, where all of the possibilities that could ever happen are catalogued, tracked, and managed.

Word Count: 75000
Summary: In a far future city divided between violent crime families, mafia wife Jacqueline Spadros has kept her private detective business a secret so far. But then the little brother of her murdered best friend vanishes from his back porch. Can she risk the Family's anger to save him? When the scoundrels begin stalking her, can she afford not to?

Word Count: 89000
Summary: Exiled Tolari ruler turned hired assassin, Farryn never stops plotting revenge on his home planet while building a criminal empire on the human colony world of Far India. But when his former wife dares to follow him into human space and attracts the attention of Earth Central Security, Farryn is forced to choose between hatred and love, ambition and heart’s desire. Described by Kirkus Reviews as "a solid entry for readers craving new, original space operas," Farryn's War promises to thrill fans of science fiction and romance alike in this first book of a new series by award-winning author Christie Meierz.

Word Count: 25745
Summary: When a steel trap of celestial and infernal politics threatens to close around them, Shax and Verin flee Earth’s system in a stolen ship, leaving everything behind. It’s an elegantly simple plan, with a new ship and a new life as carefree brigands among the stars. But the ship seems to hate them, and in order to have any sort of life they need funds. A frightened man offering them a contract to deliver three mysterious crates comes just in time, and Shax is sure their troubles are over. Out of his environment and in over his head, Shax scrambles to understand the players and the consequences of his new life. With cargo that’s not what it seems, shadowy motives around every turn, and a gorgeous rogue named Julian for a dash of added confusion, Shax’s grand schemes of a new start may be his demise before he can even begin.

Word Count: 78000
Summary: Targeted by a mad scientist's deadly serum, these outcasts band together to uncover the truth and to fight back. Spire City is home to mighty machines of steam power and clockwork, and giant beetles pull picturesque carriages over cobbled streets, but there is a darker secret behind these wonders. A deadly infection, created by a mad scientist, is spreading through the city, targeting the poor and powerless, turning them slowly into animals. A group of those infected by the serum join together to survive, to trick the wealthy out of their money, and to fight back. Originally serialized in weekly installments, this book collects the entire first season of episodes in one complete novel.

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Summary: Stories for Chip brings together outstanding authors inspired by a brilliant writer and critic, Science Fiction Writers of America Grandmaster Samuel R. “Chip” Delany. Award-winning SF luminaries such as Michael Swanwick, Nalo Hopkinson, and Eileen Gunn contribute original fiction and creative nonfiction. From surrealistic visions of bucolic road trips to erotic transgressions to mind-expanding analyses of Delany’s influence on the genre—as an out gay man, an African American, and possessor of a startlingly acute intellect—this book conveys the scope of the subject’s sometimes troubling, always rewarding genius. Editors Nisi Shawl and Bill Campbell have given Delany and the world at large, a gorgeous, haunting, illuminating, and deeply satisfying gift of a book. Nisi Shawl is a writer whose work has been published at Strange Horizons, in Asimov’s SF Magazine, and in anthologies including Dark Faith 2, Dark Matter, The Moment of Change, and The Other Half of the Sky. Her story collection, Filter House, was one of two winners of the 2009 James Tiptree Jr. Award. She is a cofounder of the Carl Brandon Society and serves on the Board of Directors of the Clarion West Writers Workshop. She lives in Seattle. Bill Campbell is the founder of Rosarium Publishing and the author the novels Koontown Killing Kaper, My Booty Novel, and Sunshine Patriots as well as the essay collection, Pop Culture: Politics, Puns, and “Poohbutt” from a Liberal Stay-at-Home Dad. He coedited, with Edward Austin Hall, the groundbreaking anthology Mothership: Tales from Afrofuturism and Beyond. He lives in Washington, DC.

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Summary: Time travel is a long-standing tradition among superheroes, and so when Anachronism Annie, a friend and ally of Doc Silence, asks the Indestructibles to journey with her to save an alternate future where everything has gone terribly wrong, the team agrees. In this other timeline, a few small decisions have led to a much darker and more tragic world, and the adult versions of themselves the Indestructibles meet—Solar, the Dancer, Straylight, Whispering, and Entropy Emily—are nothing like they expected. Are they heroes? Martyrs? Or perhaps even villains? And what happens when the young Indestructibles discover that the alternate future’s version of one of their own team has been turned into the very weapon that will be used to destroy the whole world? Can they team up with these darker versions of themselves to save an entire future? It's said that when you time travel, you can never come back the same. How will journeying through time change the Indestructibles? Will they ever be the same? The Entropy of Everything is the third book in the Indestructibles series.

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Summary: The war is over. Resources are scarce. The population is dwindling in the Forkstream Territories. Pinnacle Officer Wilcox has created FERTS amidst the chaos, a facility designed to protect the female population from raiding hordes. Beth 259201, a newly-demoted Epsilon Internee, suspects that there is something more that lurks beneath the carefully constructed order of the facility. She has a gift, one that could brand her a defective. A novice fighter, she must use her intellect to survive. Her own life, and the lives of many more may be at risk. Will she succumb to the plans in store for her or will she conceal her secret long enough to discover her own path? Website: https://www.gracehudson.net Facebook: https://www.facebook.com/gracehudsonauthor Facebook: https://www.facebook.com/gracehudsonau Bluesky: https://bsky.app/profile/gracehudsonau.bsky.social Bookbub: https://www.bookbub.com/authors/grace-hudson Amazon: https://www.amazon.com/stores/Grace-Hudson/author/B010TJ6XVG Mastodon: https://mastodon.social/@GraceHudsonAU Twitter/X: https://www.twitter.com/GraceHudsonAU Goodreads: https://www.goodreads.com/gracehudson

Word Count: 24,705
Summary: In the space of ten hours, civilization was gone... Their parents were survivors of World War Last. Children of The Vista have become guardians of the secluded valley they call home. Wanderlust will take them out into a land they know nothing about, where the line between enemy and ally blurs. Backlash - Introducing Team Three Facing an unknown adversary that threatens to wreak havoc across what little humanity remains, they must rely on their unusual abilities, and hope they're strong enough to stop the chaos. The first to join Security, Mac is an outsider despite knowing he's as different as his partners. All three are Gen En, genetically enhanced, and he understands it's not a safe thing to be. Wade is their unofficial leader. Few people outside the team gain his trust, making him seem difficult and distant. He's protecting everyone by hiding what they are. As the Scout, Shannon keeps watch on the long-abandoned roadways. This gives her time to consider what might exist beyond Montana. More curious than afraid, she wants to see for herself. Together, they are unstoppable. Their enemies are gathering and know the secrets they hide.

Word Count: 36600
Summary: Undercover agent Liam Connell stared at his captor. He looked like a pirate from a holovid— black trousers, a white, puffy-sleeved shirt, and a purple sash wrapped jauntily around his waist. Wavy black hair fell to his shoulders and ... Connell couldn’t believe it. He actually had gold hoops hanging from his ears. The pirate ran his forefinger lightly down Connell’s cheek and smiled. “Mmm! Mmmm! What do we have here?” Just what had Connell gotten himself into? (M/M Romantic Sci-Fi) Word Count 36,600

Word Count: 7150
Summary: In a four-gendered world where correct gender identity is law, Venk struggles with his inability to choose one sexual orientation over another. His body has matured, but he still shows the multi-colored crest of a juvenile, someone who has not yet presented proper orientation. With his family losing patience and others beginning to whisper, Venk must find a way to change his crest or be labeled an aberration. But the only choice he sees is a dishonest one.

Word Count: 102000
Summary: Dragons in space? A preposterous legend, dragons dueling with riggers. Nothing can live in the interdimensional Flux of interstellar space. But in the Flux, visions of the mind converge with reality, and visions can be perilous. When star pilot Jael defies an abusive ship's master and rigs "the mountain route to Lexis," dragons indeed appear in the night sky—and challenge her to duel to the death. Just one dragon, Highwing, offers her friendship. If she escapes, she would be wise never again to fly this route between the stars. But Jael has been caught up in an age-old struggle of good and evil, in unwitting fulfillment of an ancient prophecy of "One" from the outside who will shake the realm to its foundation. Fate has its ways, and when the currents of space once more bring her back to the dragon realm, she finds Highwing under sentence of death for the kindness he showed her. Only "the One" can intervene—and so Jael must, for the sake of one who risked his life to save hers. A genre-bending novel of the Star Rigger Universe, from the Nebula-nominated author of Eternity's End, and recipient of the Frank Herbert Lifetime Achievement Award for writing science fiction. Original print publication by Tor Books. Also available in the ebook Dragon Space: A Star Rigger Omnibus. REVIEW QUOTES: "Carver writes powerfully and clearly and has produced a book that is likely to find an audience among hard SF readers." —Booklist "An interesting and entertaining blend of genres." —Science Fiction Chronicle "Carver's prose effectively lends a spare yet evocative resonance to the draconian realm. Like a good stage performer, this story should leave its audience wanting more." —John Bunnell, Amazing Stories

Word Count: 105388
Summary: He went to the stars to start over. His troubles have just begun. Earth, 2072. Jann Argent has no memory of committing the murder that landed him in prison. So when he’s offered a chance at freedom, he accepts the price of exile to humanity’s first colony planet. But when the ship crash lands on the new world’s surface, he’s shocked to discover an indigenous population and a strange sense of familiarity. Stunned when he and several other shipmates develop mystical powers, Jann discovers previous colonists have all joined one of two rival native houses. And with a tyrant’s power play set to devastate the realm, he’s about to become the lynchpin in a magical war that could destroy him. Can Jann uncover his destiny in time to stop a terrifying plot? Gatekeeper is the first book in the genre-bending Berikatanyan Chronicles science fiction fantasy mashup. If you like gritty heroes, elemental magic, and journeys to other worlds, then you’ll love John Beresford’s towering tale. Buy Gatekeeper to fulfill an interstellar fate today!

Word Count: 120130
Summary: Determined to kill his father for his crimes again humanity, Pelinas resolves to live until the Duke of Korval is dead. Beyond a burning desire for revenge, though, he has no solid plan to accomplish what seems impossible. Duke Per leads a massive army, controls frightening technology, and even commands the dead. But the Duke of Korval has eleven other sons, many carrying their own dark secrets. When Telluris Marat reveals strange and terrible facts about Pelinas's heritage and his birth, new possibilities unfold. He might attain all he desires—but will the cost be too high for him, for his friends, and for the entire continent?

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Summary: “Human civilization has collapsed. Rainey Vidic, MD is a genius, and she has Preston Hayes--her open hand, or hammering fist... ...Only the strongest and smartest will survive in The After. A gifted surgeon, her retired warrior lover, a former Marine, and a taciturn drone pilot fight for survival in a dangerous and pitiless world, while navigating human needs for love, family and community. When one of their own faces a lethal illness, Dr. Rainey Vidic's efforts are compromised by a savage horde of highly intelligent, relentlessly evil creatures that threaten the lives of the entire team. Desperate to save their teammate, the Team encounters an imperiled town of survivors that may hold the key to saving them all. . . or send humanity into extinction. With echoes of McCarthy's "The Road" and the thrill ride of "Jurassic Park," this three volume, four part series, "Love, Death, & The After," tests the limits of romance, loyalty, and community against a violent world hell-bent on devouring it all. This book, Love, Death, & The After: Darkness is the first of three: Book 2: Love, Death, & The After: Abandoned Spaces Book 3: Love, Death, & The After: Never Again”

Word Count: 105264
Summary: The Vista: Book One of The Wildblood – World War Last pushed humanity to the brink of extinction. In the space of ten hours, civilization was gone. Cut off from the chaos of a pandemic mutated by nuclear war, a group of survivors gathered in a secluded mountain valley. Those that lived through the winter founded The Vista. But this isn't about the survivors, it's about the first generation after. Twenty years later, children of The Vista have become guardians of their secluded valley. A dark secret, that a few of them are different, something of urban legend, draws them together to protect their home. Venturing out into the world will be more dangerous than anything they’ve faced. What they are might save them. It could destroy them. Their enemies know.

