Fiction » Science fiction » Hard sci-fi

The God Mars Book Three: The Devil You Are
Series: The God Mars, Book 3. Price: $2.99 USD. Words: 123,690. Language: English. Published: October 1, 2013. Categories: Fiction » Science fiction » Utopias & dystopias, Fiction » Science fiction » Hard sci-fi
(5.00 from 3 reviews)
As the peoples of Mars find themselves caught in an escalating war between an oppressive Earth and an apparently invincible enemy who claims to be from an alternate future, Colonel Ram awakens to find that he has been remade into an immortal superhuman in order to try to save all that he holds dear. But those he would help are terrified of what he’s become. And he’s not the only one of his kind…
The Piranha Solution
Series: Ace of Space, Book 1. Price: $0.99 USD. Words: 86,540. Language: American English. Published: February 3, 2018. Categories: Fiction » Science fiction » Hard sci-fi, Fiction » Science fiction » High tech
In the near future, a corporate mercenary and a NASA agent must prevent a catastrophe on Mars.
The God Mars Book Two: Lost Worlds
Series: The God Mars, Book 2. Price: $0.99 USD. Words: 113,070. Language: English. Published: March 29, 2013. Categories: Fiction » Science fiction » Hard sci-fi, Fiction » Science fiction » Utopias & dystopias
(5.00 from 4 reviews)
The marooned UN survivors continue to try to establish peaceful relations with the competing factions on Mars, a challenge that becomes more urgent when a radically changed Earth finally does answer their distress calls. Because Earth does fear what’s happened on Mars, perhaps enough to attempt once again to destroy all life on the surface.
Star Trails Tetralogy Box Set
Series: Star Trails Tetralogy. Price: $5.99 USD. Words: 449,590. Language: English. Published: July 3, 2015. Categories: Fiction » Science fiction » Hard sci-fi, Fiction » Science fiction » Space opera
The Star Trails Tetralogy Box Set comprises the four novels in the series of that name: Beyond the Hidden Sky; A Dark of Endless Days; A Psilent Place Below; and Refractions of Frozen Time as well as The Star Trails Compendium which includes terms, definitions, detailed descriptions of the planet on which the story is set, and a discussion guide with lesson plan suggestions for science educators.
The God Mars Book Six: Valhalla I Am Coming
Series: The God Mars. Price: $2.99 USD. Words: 136,830. Language: English. Published: October 23, 2015. Categories: Fiction » Science fiction » Utopias & dystopias, Fiction » Science fiction » Hard sci-fi
(5.00 from 1 review)
Shattered by the revelation of what the nanotech entity Yod has done to reality, Colonel Ram can’t afford to wallow in his paralyzing doubt. The technological demon Asmodeus is escalating his war against Earthside Command, with all the peoples of Mars caught in the crossfire, and there may be no force on any world capable of stopping him.
FREEDOM Arena
Series: FREEDOM, Book 4. Price: $3.99 USD. Words: 81,470. Language: English. Published: February 16, 2018. Categories: Fiction » Science fiction » Hard sci-fi, Fiction » Young adult or teen » Sci-Fi & fantasy
The fourth book of the FREEDOM series. Aware Humans are sent to the Arena to fight for their lives. A group member is forced to fight. Can they be freed before a hunt to the death begins?
Virago One
Series: Ace of Space. Price: $2.99 USD. Words: 95,810. Language: American English. Published: February 3, 2018. Categories: Fiction » Science fiction » Hard sci-fi, Fiction » Science fiction » High tech
The US Air Force just lost their state of the art fusion battleship, and it's up to Stilicho Jones to get it back!
Thurman's Principle
Price: $2.99 USD. Words: 71,780. Language: English. Published: October 24, 2012. Categories: Fiction » Science fiction » Hard sci-fi
(5.00 from 1 review)
The ark is a beautiful place full of beautiful people, cities, and cultures. Jameson Brickman hates them all. It hasn't been an easy life for him and he's sure that it will only get harder from here. But things are even worse than he knows. Things are worse than anyone knows and the whole ark may just be ready to fall apart in the void.
Omnitempus / The Quenar Affair
Series: Troyuan Chronicles, 7. Price: $4.99 USD. Words: 158,160. Language: English. Published: October 8, 2013. Categories: Fiction » Science fiction » Hard sci-fi, Fiction » Young adult or teen » Thriller and Suspense
Who would have guessed the peace of an entire galactic Dominion would be shattered, like a pane of glass broken by a sudden malevolent blow. Without notice, a seething sickness, a creeping malignancy, struck at the very heart of the Innocent. Desperate populations wallowed in the ruins of their worst nightmares, and as for myself, I am caught in the center of this churning death!
Permutation City
Price: $2.99 USD. Words: 108,570. Language: English. Published: February 8, 2017. Categories: Fiction » Science fiction » Hard sci-fi
Paul Durham keeps making Copies of himself: software simulations of his own brain and body which can be run in virtual reality. Maria Deluca is addicted to the Autoverse: a virtual world that follows a simple set of rules as its “laws of physics”. Paul makes Maria a very strange offer: design a seed for an entire virtual biosphere — a feat far beyond the capacity of all the world’s computers.
Bioterror! (an Ell Donsaii story #14)
Price: $3.99 USD. Words: 82,280. Language: English. Published: October 11, 2017. Categories: Fiction » Science fiction » Hard sci-fi, Fiction » Science fiction » High tech
(5.00 from 1 review)
In “Bioterror,” Ell’s son Zage, a five-year-old prodigy, is developing an algorithm to eradicate what he perceives to be an obesity epidemic partially driven by communicable viral diseases. Unfortunately, a virologist gets access to a smallpox culture and modifies the horrific disease into an even more lethal version. But there’s no reason Zage's new algorithm can’t also stop smallpox!
The God Mars Book Five: Onryo
Series: The God Mars. Price: $2.99 USD. Words: 113,500. Language: English. Published: January 30, 2015. Categories: Fiction » Science fiction » Hard sci-fi, Fiction » Science fiction » Utopias & dystopias
(5.00 from 1 review)
A terrifying new nanotechnology weapon threatens the lives of everyone on Mars. An adopted Nomad finally learns the truth about where he comes from, but at devastating cost. And the technological ghost of a murdered scientist rises to seek revenge for the deaths of his wife and child.
Speaking With Your Demons
Series: Demonic Issues, Book 2. Price: $5.99 USD. Words: 120,730. Language: American English. Published: September 9, 2017. Categories: Fiction » Science fiction » Hard sci-fi, Fiction » Fantasy » General
Phil, who fought invisible beings and cured mental illnesses, was 'cured' of his ability by the medical establishment. Regaining his abilities, he's doubly cautious. To remain under the radar, he takes an unusual approach. Selecting a scarred vet and a young waif, he starts again, facing his greatest challenge when he faces betrayal, deception and open rebellion by those he chooses to work with.
Splendid Apocalypse
Price: $3.99 USD. Words: 95,210. Language: English. Published: August 31, 2015 by Ballacourage Books. Categories: Fiction » Science fiction » Hard sci-fi
Through a curious twist of fate, Old Guy finds himself back on Old Earth under the yoke of the vile and despicable Neoliberal oligarchs. Between a looming ecological disaster, renegade sentient bioweapons, inscrutable aliens, and an unlikely alliance between the Cult of Cthulhu and the Order of the Librarians Temporal, Old Guy must throw off his cybernetic shackle
The Star-Eater Chronicles 1. A Galaxy Too Far
Series: Star-Eater Chronicles. Price: $2.99 USD. Words: 28,140. Language: English. Published: December 23, 2015 by Ian Hall. Categories: Fiction » Science fiction » Space opera, Fiction » Science fiction » Hard sci-fi
Seth Gingko is one of 1000 MacCollie Survey-Scouts sent out to map the galaxy. As he reaches the very edge, he finishes his contract, and prepares to take ownership of the ship. But destiny has other plans for Seth and his egotistical computer. This is the first in a new novella series by Dennis E. Smirl & Ian Hall. Both are award winning writers. Their styles are sharp, witty, and full of energy.
The Turing Exception
Series: Singularity. Price: $4.99 USD. Words: 78,650. Language: English. Published: March 10, 2015. Categories: Fiction » Science fiction » Cyberpunk, Fiction » Science fiction » Hard sci-fi
In the 2043, humans and AI coexist in a precarious balance of power. But in the grim aftermath of a runaway nanotech attack, a powerful underground collective known as XOR concludes AI can no longer coexist with humanity. Catherine Matthews and her allies, including an ancient AI long believed dead, must find a solution before XOR's planned extermination war.
Ecopunk!: Speculative Tales Of Radical Futures
Price: $4.99 USD. Words: 109,190. Language: English. Published: November 6, 2017 by Ticonderoga Publications. Categories: Fiction » Science fiction » Hard sci-fi, Fiction » Science fiction » Short stories
19 stories of meteorological, agricultural and biological technologies, alternative histories, arcologies and communes, beauty in flooded cities, innovations in cross-continental travel, animals on the verge of extinction, androids, reality tv, new food, environmental refugees, the divide between humans and animals, and friendship, family and love.
The Rackon
Price: $0.99 USD. Words: 68,370. Language: English. Published: January 24, 2018. Categories: Fiction » Science fiction » Hard sci-fi, Fiction » Horror » Weird fiction
Country Kitchen thought she was beginning a career. Instead, she finds herself leapfrogging from one danger to the next. The horrors of space are closing in on the crew of the Rackon, and Country, Milk, and Colace must face evils beyond human science.
Strange Attractors
Series: The Chaos Chronicles, Book 2. Price: $4.99 USD. Words: 102,050. Language: English. Published: September 18, 2010. Categories: Fiction » Science fiction » Hard sci-fi, Fiction » Science fiction » Space opera
(5.00 from 1 review)
For John Bandicut, Earth is but a memory. Stranded outside the galaxy in a vast structure peopled by a thousand races, Bandicut finds unexpected friends—only to be caught up in a cascade of irresistible forces. Confronting an entity known as the boojum, Bandicut discovers that the Shipworld itself is in peril, and only he can intervene. Book 2 of The Chaos Chronicles—with an all-new Afterword.
Confessions of a Sentient War Engine
Series: An Old Guy/Cybertank Adventure, Book 4. Price: $3.99 USD. Words: 86,850. Language: English. Published: July 31, 2014 by Ballacourage Books. Categories: Fiction » Science fiction » Military, Fiction » Science fiction » Hard sci-fi
Old Guy rides again! The fourth in a series of thrilling Old Guy/Cybertank adventures sees Old Guy off on some exciting new adventures. Everyone's favorite near obsolete weapon of mass destruction returns with some old, and new, friends in more great stories in the style of Chronicles of Old Guy.