- African American fiction
- Children’s books
- Cultural & ethnic themes
- Gay & lesbian fiction
- Graphic novels & comics
- Humor & comedy
- Literary collections
- Mystery & detective
- Plays & Screenplays
- Science fiction
- Themes & motifs
- Thriller & suspense
- Women's fiction
- Young adult or teen
- Antiques & Collectibles
- Art, Architecture, Photography
- Business & Economics
- Career Guides
- Children's Books
- Comics (nonfictional)
- Computers and Internet
- Cooking, Food, Wine, Spirits
- Education and Study Guides
- Engineering, trades, and technology
- Gay and Lesbian
- General reference
- Health, wellbeing, & medicine
- Home and Garden
- Language Instruction
- New Age
- Politics and Current Affairs
- Relationships and Family
- Religion and Spirituality
- Science and Nature
- Sex and Relationships
- Social Science
- Sports & outdoor recreation
- True Crime
Adventure | General | Short stories | Apocalyptic | Space opera | Utopias & dystopias | Military | Hard sci-fi | High tech | Steampunk & retropunk | Cyberpunk
Strange Future: A 23rd Century Guide for the 21st Century Cynic by Josh Smith
Price: Free! Words: 69,340. Language: English. Published: March 9, 2010. Categories: Fiction » Science fiction » General(3.67 from 6 reviews)
Thomas Gordon's life was going just fine, until a chain of inexplicable mishaps results in Thomas getting fired. Fed up, he starts the search for a better life. Along the way, he meets a group of scientists with an intriguing escape route: human cryogenic preservation. Thomas and his 2 companions emerge in the 23rd century, and quickly discover it isn't exactly the "better world" they expected...
The Honour of the Knights (First Edition) (The Battle for the Solar System) by Stephen J Sweeney
Price: Free! Words: 124,890. Language: English. Published: August 8, 2010. Categories: Fiction » Science fiction » Space opera(3.00 from 1 review)
When starfighter pilot Simon Dodds is enrolled in a top secret military project, he and his wingmates begin to suspect that there is a lot more to the theft of a legendary battleship and an Imperial nation's civil war than either the Confederation Stellar Navy or the government are willing to let on.
Fatal Boarding by E. R. Mason
Price: Free! Words: 68,430. Language: English. Published: April 12, 2011. Categories: Fiction » Science fiction » Adventure(4.63 from 19 reviews)
“I have never believed in going strictly by the book. It’s the main reason I’ve never been offered a higher position on a big-draft. But, when things really go to hell, I’m always the first one to get the call. They trust me with their lives, but not their jobs.” --Adrian Tarn, Chief Security Officer, Starship Electra
Free Radical by Shamus Young
Price: Free! Words: 139,920. Language: English. Published: January 18, 2012. Categories: Fiction » Science fiction » Cyberpunk, Fiction » Science fiction » General(5.00 from 3 reviews)
A fan-made novel drawing from ideas and characters which appeared in the 1994 classic System Shock from Looking Glass games. A cyberpunk story which explores the nature of intelligence and AI.
The Phoenix Conspiracy by Richard L. Sanders
Series: The Phoenix Conspiracy, Book 1. Price: Free! Words: 121,180. Language: English. Published: May 12, 2011. Categories: Fiction » Science fiction » Space opera(4.58 from 12 reviews)
Calvin, an intelligence operative, is sent to eliminate a dangerous traitor. But as he chases his prey across the stars, he realizes they are both pawns in a shadowy chess game that threatens humankind everywhere. If he is to uncover the conspiracy he must confront, and embrace, the darkest elements of the galaxy. And throw himself, his career, and everyone he loves into the line of fire.
Space Opera and Planetary Romance Reader Guide by Blue Tyson
Price: Free! Words: 62,850. Language: English. Published: May 29, 2010. Categories: Nonfiction » Reference » Publishing and books, Fiction » Science fiction » Space opera
A ratings guide for these sub-genres of Science Fiction, both by Author and by Type.
Shades Of Memnon by Gregory Walker
Price: Free! Words: 73,050. Language: English. Published: December 6, 2009. Categories: Fiction » Young adult or teen » Fantasy, Fiction » Science fiction » General
Licensed by actor Wesley Snipes for movies, Shades Of Memnon is an exciting, inspiring, award winning series of adventure novels written in the epic style of classics like "The Lord Of The Rings." But this series revives the contributions of Africans to world history and ancient legends. Enjoy this free ebook and get the rest of the series. Teaching guides and a school reading program available.
First Contact (In Her Name: The Last War, Book 1) by Michael R. Hicks
Price: Free! Words: 161,540. Language: English. Published: May 31, 2010. Categories: Fiction » Fantasy » Epic, Fiction » Science fiction » Military(4.60 from 10 reviews)
Young Midshipman Ichiro Sato joined the Terran Navy to escape a tyrannical father and find freedom among the stars. He had no idea when he boarded the survey starship Aurora for his first assignment that he and his crew would make humanity’s first contact with a sentient alien species. Little did he know that this fateful encounter would trigger a catastrophic galactic war...
The Last Praetorian by Mike Smith
Series: The Redemption Trilogy, Book 1. Price: Free! Words: 124,670. Language: English. Published: November 2, 2012. Categories: Fiction » Science fiction » General, Fiction » Romance » Sci-fi(4.52 from 27 reviews)
Commander Jonathan Radec is a man desperately trying to escape from the mistakes of his past. Surrounded by a galaxy beginning to tear itself apart. Jon has little going in his favour, except a crew consisting of the elite of the old Imperial Navy, all of whom would fight to the death for him, and a past that possibly makes him one of the most dangerous men alive.
The Empty Door by E. R. Mason
Price: Free! Words: 68,490. Language: English. Published: November 15, 2010. Categories: Fiction » Science fiction » Adventure(4.33 from 9 reviews)
Cassiopia Cassell’s high IQ had always been too much for the men she’d dated. But now her beloved father was missing, and the only way to rescue him required she retain the services of a man with special abilities, a man she did not care for, and one she would have to convince to accompany her through an unexplained portal that led to dangers beyond imagination.
Shattered Remnants of a Dream by Dan Luffey
Price: Free! Words: 273,660. Language: English. Published: June 21, 2010. Categories: Fiction » Science fiction » General(5.00 from 1 review)
"The world is yours...to destroy." Blood, battles, love, loss, and the destruction of our universe. An epic sci-fi/adventure tale that chronicles parallel dimensions, ancient powers, and the warping of space and time through one young man’s eyes. Volume 1 of the Shattered Dimensions trilogy.
The Enemy of an Enemy by Vincent Trigili
Series: Lost Tales of Power, Volume One. Price: Free! Words: 85,510. Language: English. Published: November 13, 2010. Categories: Fiction » Science fiction » Space opera, Fiction » Science fiction » General(4.92 from 12 reviews)
Everything seemed to be going Vydor’s way, until the Dragon Claw was sent on a rather unusual assignment to investigate a minor incident deep within the Empire’s space. That would send Vydor down a path filled with fantastically powerful enemies and extraordinary friends that would obliterate everything he ever understood to be true and threaten the very foundations of the Empire itself.
80AD - The Yu Dragon (Book 5 -The Final Adventure) by Aiki Flinthart
Price: $2.99 USD. Words: 67,550. Language: English. Published: December 24, 2011. Categories: Fiction » Science fiction » Adventure, Fiction » Science fiction » General(4.92 from 13 reviews)
This is it. The final Level of the Game. China in 80AD is the stage for the final showdown between Phoenix and Jade and their arch-enemy, Feng Zhudai. But Jade is a prisoner thousands of miles away and time is running out. Low on spare lives, low on ideas and low on patience, Phoenix needs to find her and come up with a plan to defeat Zhudai before the unimaginable happens and the badguy wins
The Alien Artifact 2 by V Bertolaccini
Series: The Alien Artifact. Price: Free! Words: 46,210. Language: English. Published: May 8, 2012 by CosmicBlueCB. Categories: Fiction » Science fiction » Hard sci-fi, Fiction » Thriller & suspense » Action & suspense(5.00 from 1 review)
A high quality movie-style blockbuster sci-fi/horror action thriller! Scientists, military, archeologists, hunters, and treasure explorers uncover a fifteen-mile alien artifact from beyond space and time after it has been buried away for millions of years in an immense crater on a desolate Pacific island with a monstrous devil-like alien entity inside, with powers capable of destroying the galaxy.
To The Stars by Thomas Stone
Series: The Harry Irons Books, Book 1. Price: Free! Words: 119,010. Language: English. Published: March 29, 2010 by Cooper's Press. Categories: Fiction » Science fiction » General, Fiction » Science fiction » Adventure(4.25 from 4 reviews)
TO THE STARS is the first book in a trilogy concerning an intrepid group of space explorers in 2107. Harry Irons dreams of escaping an over-crowded Earth by working for one of the giant corporations. He gets his wish and soon enough finds himself struggling to survive on an alien world.
The Backworlds by M. Pax
Series: The Backworlds, Book 1. Price: Free! Words: 45,390. Language: English. Published: April 10, 2012. Categories: Fiction » Science fiction » Space opera, Fiction » Science fiction » Adventure(4.89 from 9 reviews)
After the war with the Foreworlders, Backworlders scatter across the remaining planets. Competition is fierce, and pickings are scant. Scant enough that Craze’s father decides to improve his fortunes by destroying his son. He tells his only boy their moon isn’t big enough for them both and gives Craze a ticket for the next transport leaving the space dock.
Ravenous (Book 1, The Ravening Series) by Erica Stevens
Series: The Ravening, Book 1. Price: Free! Words: 70,480. Language: English. Published: June 3, 2012. Categories: Fiction » Romance » Suspense, Fiction » Science fiction » Apocalyptic(4.80 from 5 reviews)
Edited and re-released 11/22/13 by Leslie Mitchell. Bethany is stunned to realize she may be the only person still moving. She is nearly captured by the monsters hunting her until Cade saves her. As their situation becomes even more perilous Bethany struggles to come to terms with her past, her terrifying new reality, and her growing love for a boy that is mysterious, and deadly. Young Adult
Flotila Země by Patrick Zandl
Price: Free! Words: 44,510. Language: Czech. Published: April 5, 2010. Categories: Fiction » Science fiction » General
Valka. Odkudsi z vesmiru se vynori mimozemstane a leti sezehnout Zemi svym smrdutym dechem. A na druhe strane existuje Flotila Zeme, která se jim postavi. Kniha vlastne neni o nicem jinem, nez o jedne jedine bitve a spouste umirani. Nenajdete tu casoprostorove paradoxy, frankensteinska monstra - jen techniku, o ktere byste verili, že je lidstvu skoro na dosah ruky!
The Aurora City by E. R. Mason
Price: Free! Words: 111,740. Language: English. Published: May 8, 2013. Categories: Fiction » Science fiction » Adventure(4.67 from 6 reviews)
Alien creatures are set to invade and overrun Earth. The secret to stopping them may be hidden within a mysterious computer that can only be accessed through the use of a strange, sometimes deadly sensesuit. Join Cassiopia Cassell and Scott Markman as they are drawn into a dangerous world filled with mystery, intrigue, and well-kept secrets that could save Earth from a bizarre annihilation.
Met Gebroken Oog En Botte Klauw by Tais Teng
Price: Free! Words: 21,280. Language: Dutch. Published: November 24, 2011. Categories: Fiction » Science fiction » Hard sci-fi, Fiction » Science fiction » Adventure
Volg Arpad Uchinov, Meester Probleem Oplosser, op zijn interstellaire zoektocht naar zijn verdwenen moeder.