Fiction » Science fiction » Hard sci-fi

The God Mars Book Three: The Devil You Are
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Series: The God Mars, Book 3. Price: $3.99 USD. Words: 123,670. Language: English. Published: October 1, 2013. Category: Fiction » Science fiction » Utopias & dystopias
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 God Mars Book Two: Lost Worlds
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Series: The God Mars, Book 2. Price: $1.99 USD. Words: 113,140. Language: English. Published: March 29, 2013. Category: Fiction » Science fiction » Hard sci-fi
(5.00 from 2 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.
The God Mars Book One: CROATOAN
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Series: The God Mars, Book 1. Price: $1.99 USD. Words: 129,870. Language: English. Published: January 30, 2013. Category: Fiction » Science fiction » Hard sci-fi
(5.00 from 2 reviews)
The survivors of a nuclear disaster on Mars awaken after a half-century in chemical hibernation, and try to unravel the mystery of why no rescue has come for them. Attempts to contact Earth fail, and they begin to encounter the descendants of other survivors...
AMERICA ONE- NextGen II (Book 6)
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Price: $5.97 USD. Words: 118,760. Language: English. Published: May 23, 2014. Category: Fiction » Science fiction » Hard sci-fi
Ryan Richmond has dreamed about going to space since the age of seven. Reading space updates—and seeing pictures of Neil Armstrong on the lunar surface in National Geographic—was the ignition of this dream. Ryan Richmond goes to space.
Tau Ceti (an Ell Donsaii story #6)
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Series: The Ell Donsaii stories. Price: $3.99 USD. Words: 100,750. Language: English. Published: December 21, 2012. Category: Fiction » Science fiction » Hard sci-fi
(4.00 from 1 review)
“Tau Ceti" is the sixth in a series of near future SciFi/Thrillers whose young heroine Ell Donsaii has a nerve mutation which has made her a genius and an athletic phenomenon. In “Tau Ceti”, she is continuing to find uses for the quantum entangled wormholes that she has discovered. These wormholes aren’t big enough to send people through, yet they are making huge changes in our world.
The Visitors
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Price: $2.99 USD. Words: 113,700. Language: English. Published: June 18, 2014. Category: Fiction » Science fiction » Hard sci-fi
This ebook is a serious “First Contact” story. Three visitors arrive on the Earth. They seem both strange and familiar at the same time, and they certainly seem harmless. But layers of deadly intelligence and deceit lie behind their friendly exteriors. This book can be considered like as an updated H.G. Wells “War of the Words” - but presented in modern times and as a psychological thriller.
Millennium War - A Story of the Future Mankind, 3501 - 4501
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Price: $0.99 USD. Words: 112,730. Language: English. Published: May 18, 2014. Category: Fiction » Science fiction » Hard sci-fi
Millennium War - A Story of the Future Mankind, 3501 - 4501
Purge of Prometheus (Brink of Distinction book #3)
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Series: Brink of Distinction, Book 3. Price: $3.99 USD. Words: 126,330. Language: English. Published: September 6, 2013 by Clean Teen Publishing. Category: Fiction » Science fiction » Military
One-by-one, the brilliant suns of Alliance space are disappearing, left cold and lifeless after exposure to the Terran biological epidemic. Trapped on one of the sunless worlds, Keryn Riddell, the ruthless Wyndgaart warrior, fights against both a frozen landscape and her Terran captors.
Fall of Icarus (Brink of Distinction book #2)
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Series: Brink of Distinction, Book 2. Price: $2.99 USD. Words: 126,300. Language: English. Published: September 6, 2013 by Clean Teen Publishing. Category: Fiction » Science fiction » Military
The Terran Empire has broken the Taisa Accord and invaded Alliance space in this exciting second novel in the Brink of Distinction series. Survivors of the Empire's first assault, Yen Xiao and Adam Decker swore vengeance against the Terrans. Joining forces with the enigmatic Keryn Riddell, the three warriors must find a way to destroy the Terran fleet.
The Essence of Humanity
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Price: $5.99 USD. Words: 129,280. Language: English. Published: February 1, 2014. Category: Fiction » Science fiction » Hard sci-fi
A second-rate systems tech finds himself the unwilling savior of Earth against an imminent alien invasion.
The Infinite Sea
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Series: Chaos Chronicles, Book 3. Price: $4.99 USD. Words: 124,590. Language: English. Published: October 16, 2010. Category: Fiction » Science fiction » Hard sci-fi
Flung to an alien ocean world, John Bandicut and his companions find themselves plunged into the deepsea realm of the Neri. What will they find in the Neri's failing undersea city, or in the terrifying object of the deep abyss? Book 3 of The Chaos Chronicles continues the hard-SF saga inspired by chaos theory—with an all-new Afterword by the Nebula-nominated author of Eternity's End.
America One - Return To Earth (Book 4)
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Price: $4.97 USD. Words: 134,900. Language: English. Published: July 19, 2013. Category: Fiction » Science fiction » Adventure
(5.00 from 1 review)
Ryan Richmond has dreamed about going to space since the age of seven. Now, Ryan Richmond is in his fifties, has angered, fought with, shot at many of the World’s most powerful countries from Space, and is not welcome in the Northern Hemisphere. Ryan doesn't really care, as he is millions of miles away, enjoying himself flying around the solar system, and about to return to Planet Earth.
Phase Change (2180)
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Series: Spacer Series, Book 5. Price: $0.99 USD. Words: 146,240. Language: English. Published: October 2, 2012. Category: Fiction » Science fiction » Hard sci-fi
Phase Change (2180): New Captain Xiu-Li Chen leaves her starship SAS JAGUAR to discover what happened to the missing crew on board the drifting, empty science ship ROSALIND FRANKLIN. When armed raiders arrive to salvage the hulk, First Officer Commander Ecurba must take JAGUAR into harm’s way to protect his captain. Book 5 in the Spacer Series.
Sex and Violence in Zero-G: The Complete "Near Space" Stories, Expanded Edition
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Price: $9.99 USD. Words: 211,870. Language: English. Published: June 24, 2014 by Gray Rabbit Publications / Fantastic Books. Category: Fiction » Science fiction » Hard sci-fi
All the stories of Allen Steele's award-winning "Near Space" series—now in an expanded and revised second edition! Includes the Hugo Award-winning novella "The Death of Captain Future" and the Hugo Award-winning novelette "The Emperor of Mars."
Falaha's Journey: A Spacegirl's Account in Three Movements
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Price: $6.99 USD. Words: 137,920. Language: English. Published: July 8, 2014. Category: Fiction » Science fiction » Hard sci-fi
When a seemingly simple rescue mission turns into a nightmare, Falaha, an ambitious Danna Commander Trainee with a power she can't use properly yet, has her skills put to the ultimate test as her world begins to collapse, throwing her to the center of the conflict that might wipe out her entire race. Will the enemy kill Falaha and her crew before they can find a way to save their people?
Redemption
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Price: $4.99 USD. Words: 107,030. Language: English. Published: April 15, 2014 by Sky Warrior Book Publishing. Category: Fiction » Science fiction » Hard sci-fi
Captain Li Wing Hua has been a prisoner of an alien race for nearly four years, freed at last after the war. So when he’s finally made captain of another space ship, he’s eager to return to space. But when he discovers an observation outpost wrecked and the crew tortured to death, Hua has reason to suspect the same alien race that tortured and held him captive those four long years.
Krone Ascending
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Price: $4.99 USD. Words: 121,530. Language: English. Published: July 1, 2012. Category: Fiction » Science fiction » Hard sci-fi
Sequel to The Krone Experiment in which physicist Paul Krone manufactured and lost control of four tiny black holes that now orbit through the earth. Krone Ascending is a saga that depicts the efforts to control and eliminate the black holes and manage the wrenching catastrophes released in their wakes.
The Chaos Chronicles (Books 1-3)
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Series: Chaos Chronicles. Price: $7.99 USD. Words: 317,630. Language: English. Published: December 16, 2010. Category: Fiction » Science fiction » Hard sci-fi
(3.00 from 3 reviews)
An omnibus of three novels: Neptune Crossing, Strange Attractors, and The Infinite Sea. When John Bandicut encounters alien sentience on Triton, his life changes forever—from sacrificing everything to save Earth, to confronting a malicious entity at the edge of the galaxy, to fathoming the abyss of an alien ocean. A major hard-SF adventure from the Nebula-nominated author of Eternity's End.
Magnificent Endeavor
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Price: $3.99 USD. Words: 101,830. Language: American English. Published: June 11, 2014. Category: Fiction » Science fiction » Hard sci-fi
Earth has survived into the third decade of the twenty-first century; but two superpowers have become embroiled in a deadly space race.