Science Fiction

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Dark Matter

by S. W. Ahmed

Dark matter, the invisible substance that constitutes the bulk of all matter in the universe, remains one of science's greatest mysteries. But what if it actually is nothing more than ordinary matter purposely...


The Greatship

by Robert Reed

Since the beginning of the universe, the giant starship wandered the emptiest reaches of space, without crew or course, much less any clear purpose. But humans found the relic outside the Milky Way, and after...


Galactic Destiny

by E. C. Tubb

In the far future, humanity has split into two groups: Folk and People. The Folk man the star ships, spending their entire lives in space. The People dwell on planets, only using the ships for travel between...


A Soldier's Duty

Theirs Not To Reason Why #1

by Jean Johnson

Ia is a precog, tormented by visions of the future where her home galaxy has been devastated. To prevent this vision from coming true, Ia enlists in the Terran United Planets military with a plan to become a...


Battlefield Earth

by L. Ron Hubbard

Suspense, politics, war, humor and intergalactic finance. A towering masterwork of science fiction adventure and one of the best-selling science fiction novels of all time, L. Ron Hubbard's Battlefield Earth...


Offworld

by Robin Parrish

A fast-paced thriller as 4 astronauts return from a Mars mission to find everyone on earth gone--but they are not as alone as they think.


The End of the Universe

by Kenneth MacLean

Is the universe just a sophisticated hologram? When the brilliant but troubled cosmologist Dr. Jack Martins built the world's first spherical hologram, he created a 3D image that was so real, it scared the daylights...


The Human Equation

The Equations Novels #1

by Kenneth Tam

The first novel in the Equations series: The human race was driven from the Earth in the mid-twenty first century, by an intelligent bio-weapon called Omega. Seven hundred years later, humanity's descendants...


Journey to the Heart of Luna

Space: 1889 & Beyond S1 #1

by Andy Frankham-Allen

Untreed Reads is proud to present SPACE: 1889 & BEYOND, a brand-new series of books based on the award-winning steampunk role-playing game created by Frank Chadwick. A universe in which Victorian science has...


The Renegade Equation

The Equations Novels #3

by Kenneth Tam

The third novel in the Equations series: Though the situation at Genesis is stabilized, the Earthers and humans remain at war with the Kroggs. After nine months of fighting, the Allied Fleets find themselves...


The Alien Equation

The Equations Novels #2

by Kenneth Tam

The second novel in the Equations series: Earth is safely in the hands of the Earthers, but the adopted human homeworld of Genesis remains under the destructive rule of the Church. Admiral Andra Ursla, at the...


The Middle of Nowhere

by David Gerrold

With an introduction by Spider Robinson

The Morthans were physically and mentally superior. Descended from humans, they were now, literally, “more-than” human … and considered the human race to be little...


Earth Federation: Volume One Dead Patriots Siren Two Galaxy

by Thomas D. Perkins

After 4.5 millennium of galactic space exploration, two Galaxies with their myriad of life form incorporated; one blockaded and a fourth newly discovered. The one reality that stared Federation Earth in the...


Starship: Flagship

by Mike Resnick

The date is 1970 of the Galactic Era, almost three thousand years from now, and the Republic, created by the human race but not yet dominated by it, finds itself in an all-out war against the Teroni Federation,...


Outcast

Star Wars : Fate of the Jedi #1

by Aaron Allston

THE NEXT CHAPTER IN THE EXTRAORDINARY HISTORY OF THE STAR WARS GALAXY BEGINS HERE. . . .

After a violent civil war and the devastation wrought by the now-fallen Darth Caedus, the Galactic Alliance is in crisis–and...


Outcasts of the Worlds

by Lucas Aubrey Paynter, Travis J Wright & Alissa McGowan

"Beyond the remnants of Earth lie many worlds, connected by pathways forgotten and invisible. They were left by the gods and have been found by Flynn." A confidence man. A liar. A monster. Flynn has seen himself...


For More Than Glory

Legion of the Damned #5

by William C. Dietz

You're only a hero until your next battle.

 

Legion General Bill Booly knows that peace is just a pause between wars. He's just crushed one uprising, and now a new rebellion is already brewing on a remote world...


Tomorrow Land

by Mari Mancusi

Can true love survive the end of the world? Imagine finding your first love, only to be ripped apart by the apocalypse. Peyton Anderson will never forget the day she was forced to make a choice--between her...


Warlord of Mars

by Edgar Rice Burroughs

Warlord of Mars is the third novel in Burroughs' Barsoom series. The setting is an inhabited, dying Mars, where the different races fight over dwindling resources. It is a frontier world full of honor, glory...


The Ultimate Hitchhiker's Guide to the Galaxy

by Douglas Adams

At last in paperback in one complete volume, here are the five classic novels from Douglas Adams’s beloved Hitchiker series.

The Hitchhiker’s Guide to the Galaxy

Seconds before the Earth is demolished for...