Space Opera Science Fiction

For four centuries, the Order of the King’s Cross has worked in the shadows to protect Promethean society. Known only to the King and his closest advisors, the agents of the Order carry out their monarch’s will throughout the Federated Planets and their neighboring star nations, cleaning up messes, investigating heinous crimes, and most often, eliminating threats. Heather Kilgore is one of the deadliest agents the Order has ever trained. Young, focused, and coldly efficient, the King sends her in when all else has failed.

Mars is supposed to be dead. Bizarre quakes are rumbling over the long-dormant tectonic plates of the planet, disrupting its trillion-dollar mining operations and driving scientists past the edges of theory and reason. However, when rocks shake off their ancient dust and begin to roll seemingly of their own volition carving canals as they converge to form a towering structure amid the ruddy terrain, Lt. Jain and her JSC team realize that their routine geological survey of a Martian cave system is anything but. The only clues they have stem from the emissions of a mysterious blue radiation, and a 300-year-old journal that is writing itself.

Tower 7 has gone completely dark, and security androids are killing civilians. No one knows what has become of the tower's 520,000 residents or who is responsible for the mysterious assault, but the priority of the mission is clear. Tycho and Gabriel must breach the tower, investigate the missing civilians, and locate the one responsible…all while trying to stay alive.

A new ally providing aid... An old ally joining the fight... Their resources growing with each passing day... Their homeworld finally on the road to recovery... Things finally seem to be coming together for Captain Scott and the Alliance as he takes his forces on the offensive. However, the Jung may in turn give him more trouble than he bargained for.

Smugglers. Thieves. Pirates. The Sea Rover's crew embodies these defining qualities. Immerse yourself in a Science Fiction Adventure box set written by author C.P. MacDonald. Witness Captain Calin Aku's evolution from the most wanted outlaw on the Moon to an unexpected if reluctant hero. Job by job, paycheck by paycheck, he keeps flying. However, with a new client comes a cascade of adventure, forging unusual alliances and unraveling amazing mysteries. These revelations don't just alter the lives of Calin and his crew but also reshape humanity's future. Join Calin Aku and his crew as they ...

It was supposed to be a peaceful exploration, Earth's first step in expanding to the stars. But, no plan survives first contact. Thrown into a battle for survival against the deadliest threats imaginable, the Marines must contend with ice and desert planets with mysterious creatures, along with a history of turmoil that threatens to spill over to Earth if not checked. Meanwhile, a genetically-engineered threat rises on Earth - one that holds the secret to this intergalactic war.

The totalitarian East has triumphed in a massive invasion, and the United States has fallen to a dictatorial superpower bent on total domination. That power is consolidating its grip through concentration camps, police state tactics, and a total monopoly upon the very thoughts of the conquered populace. A tiny enclave of scientists and soldiers survives, unbeknownst to America’s new rulers. It’s six against six million - but those six happen to include a scientific genius, a master of subterfuge and disguise who learned his trade as a lawyer-turned-hobo, and a tough-minded commander....

When Lieutenant Iari hears screams in the night, she expects to interrupt a robbery or break up a fight. Instead she discovers a murder with an impossible suspect: a riev, one of the battle-mecha decommissioned after the end of the last conflict, repurposed for manual labor. Riev don't kill people. And yet, clearly, one has. Iari sets out to find it.

Fighter pilot Beau Ward was always willing to bend the rules to get the job done. His "independent" attitude got him bounced around the Federation Fleet for years—until he took it too far. A long-standing debt has been called in, and he's the one who must pay it back.

Bob thought he was doing fine on his own. Then the love of his life fell out of the sky. Can he get her back in the air with auto parts and a cutting torch? If he does, will she ever come back? Nikki took a job before she saw the equipment. Can she keep her passengers alive on a strange planet? Are the natives friendly?

To save her people, she will destroy everything. An exciting sci-fi assassin and heist thriller set thousands of years in the future, in a time when humanity has spread through the stars. Everyone wants Heather Kilgore dead, even those she once called friends. Pursued by her own agency, she flees to the Outer Rim, where she’ll attempt one last time to put an end to a war that will kill billions. Her target: an interstellar arms manufacturer bent on destabilizing the Fringe and Heather’s star nation for profit. But she won’t be able to do it alone.

On a frontier planet, land is cheap. So is your life. Tom Savage is intent on homesteading, and Phaethon is the newest planet open for colonization. Here, technology is lacking in many places. And for 200 credits, anyone can claim one square kilometer of prime farmland. But Tom has a secret or two. He is not interested in farming crops, at least not at first. Tom wants to harvest pieces of Phaethon’s sun. To do so will mean first reaching his stake out near the desert, surviving human predators along the way, bringing fugitives to justice, and dealing with the resident sand dragon ...

Traveling to the planet of Jettie in the hopes of finding safe harbor for her niece, Kira arrives only to find their destination host to the quorum - a series of dangerous contests that hold the power to decide the fate of empires. With little choice but to participate, it doesn't take long for Kira to find herself knee deep in enemies. Surrounded on all sides, Kira will have to face her worst fear: trusting others with the truth. Because it's becoming clear the tsavitee are no longer content to exist in the shadows. War is coming.

It's 2040. After decades of research, scientists of the European Union believe that they have at last conquered humankind's most pernicious foe: old age. For the first time, technology holds out the promise of not merely slowing the aging process but actually reversing it. The first subject for treatment is 78-year-old philanthropist Jeff Baker. After 18 months in a rejuvenation tank, Jeff emerges looking like a 20-year-old. And the change is more than skin deep. From his hair cells down to his DNA, Jeff is 20 - with a breadth of life experience.

Captain Jacob Thomas, USMC, is a divorced combat veteran just trying to get his life back on track. Returning to the marine corps after a failed attempt at reconciliation with his estranged wife, Jake volunteers for a DARPA experiment that catapults him into a future where humanity has been stripped of 200 years of technological advancements and more than half its population. With the help of a faceless benefactor named Alice, he escapes the confines of an abandoned lab facility.

Play the game, build a team of gorgeous girls, and defeat the boss. Might be fun if it wasn’t all real…and my life didn’t hang in the balance. Finn Marston thinks he might be dead when a lightning strike knocks out the power in his apartment. Instead, he finds himself traveling to Planet Lawless, the video game he was playing when the storm hit. Finn soon finds that he has to defeat the outlaw Snake Eyes and become the Outlands’ sheriff if he wants to return home. But why would he leave when there are a million reasons to stay? It’s not just the Outlands' rustic charm and cowboy ...

Samantha was badass even before she learned magic. Fending for herself in the cauldron of a planet torn apart by an alien invasion taught Samantha how to kill. Ruthlessly efficient, her abilities have caught the attention of the Shadow Corps. A group comprised of deadly warriors who focus on galactic safety, using any means necessary. Her first mission puts her team up against a space dragon, death reapers, and the ultimate sorcerer. Samantha had better learn to master her alien magic, or be forced to watch her world, and many others, burn.

Captain Orion never imagined he'd be at the center of a cosmic struggle between ancient beings and their most coveted treasure—dragon eggs. These eggs are the key to unlocking untold power, and the Celestial Architects will stop at nothing to hoard them, bending time and space to their will. But Jaxon Orion is not alone. He has shapeshifters and other superheroes in his multiverse-jumping starship crew. Along the way, he forms deep bonds with those drawn to the same quest, including powerful women who bring their own strengths to the fight. Together, they sale through multiverse-spanning ...

Hugh had been taught that, according to the ancient sacred writings, the Ship was on a voyage to faraway Centaurus. But he also understood this was just allegory for a voyage to spiritual perfection. Indeed, how could the Ship move, since its miles and miles of metal corridors were all there was of creation? Science knew that the Ship was all the universe, and as long as the sacred Converter was fed, the lights would continue to glow, the air would flow, and the Creator's Plan would be fulfilled.

Micah Cole has been in deep space for three years while his parents chase their obsession with finding intelligence to the far corners of the universe, but Micah dreams of the friends he left behind and counts the days until they return home. When a devastating meteor shower nearly destroys their ship, Micah is separated from his family and stranded on Sovereign, a vast planet of raging rivers, towering forests, and deadly creatures. If Micah ever wants to see his family or his home again, he’ll have to learn to how to survive on a hostile alien world, all alone.