He knows it, and so does everyone else in the star nation of Prometheus. A promising naval career down the drain just because he accidentally killed 504 civilians. So, it's time for him to give up and accept a dead-end command on Persephone, the worst starship in the fleet. Until he meets the beautiful and cunning Jessica Lin, his new executive officer, who harbors a terrible secret of her own. Now, with an enemy warship four times their size bearing down on them, Brad's in a race to save Jessica and his stupid ship.

When a battleship and its escorts mysteriously disappear near a contested area of space, they leave no clues behind, and their own Navy is preparing for war and can’t spare the resources to find them. Which wouldn’t really matter to ex-Navy Captain Brad Mendoza. He finally has all he ever wanted: a ship, a crew, and the most beautiful woman in the galaxy as his girlfriend. Seriously, can life get any better? But that’s when Carla Mendoza, his ex-wife, appears, begging Brad for help to find the missing task force and its flag captain, the man she left Brad for.

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.

It’s Sunset Station! Where astronaut Kris Standard and her crack team of fellow astronauts work tirelessly to bring us the future of space travel for a fraction of the cost! On Sunset Station! cost-effectiveness is baked into in the design specs! Really! “Ask not how to do it, ask how to do it for less” is our motto! When it comes to Sunset Station! keeping six people alive in space on a budget is no problem! Just as long as everything continues to work exactly right! Because if something goes wrong…? Dear God, nothing better go Sunset Station! Nothing ever goes wrong! Ever!

The war against the AI was won but a new threat is rising. Hank Spears is content with his life as a scrapper until he unearths an artificial intelligence who warns him of a grave threat to all life in the universe. Since AI has long been outlawed and anyone caught harboring one is imprisoned or executed, the two must go on the run, fleeing into the far reaches of space. They must avoid capture, all for the sake of those who would imprison them. Looking for help from old friends to fight new enemies, Hank must find a way to save himself so that he can save the universe.

When the research starship Galileo vanishes without a trace, the powers-that-be are quick to bury the incident, eager to prevent escalating tensions that could lead to war. As a former POW, Soren refuses to give the ship up for lost. His daughter is one of the missing. Taking matters into his own hands, Soren starts pulling strings and calling in favors, determined to launch a clandestine mission to bring Galileo home. When an old friend offers him a ship for the operation, he expects a rusty relic headed for the scrapyard.

In a single act of courage, the young American grunt saves an interstellar soldier from certain death at the hands of a vicious killer. Afterward, she promises to show him the stars. Mark will begin his new life far away from Earth—a life not so different from that of a humble soldier. Out among the asteroids, he learns of swords and honor, starships and empires. He learns what it means to be a Peacemaker. Along the way, he's joined by Perry, his combat AI companion who helps Mark learn how to survive—and earn a living—among the stars.

During a test flight for the world’s first warp engine, Major Noah Gantz is set to go down in the history books. Despite years of training, the mission goes sideways, and instead of a quick trip to the moon and back, Noah's ship is transported across the universe to stars unknown.

Dirriken Friedel used his aristocratic connections to rescue his troops. He didn't plan on starting a war or killing them himself. Now he spends his days in jail, waiting for an assassin sent by his dead officers families to end his misery. When he's broken out by off-duty marines he has a chance to start over, if he's worthy. During his ramshackle escape he collects a broken-down trading ship, a bitter former army officer, a genetically altered religious fanatic, a runaway ingenue, a sham engineer, and a murderous femme fatale.

Get ready to experience two more origin stories in the Backyard Starship universe.

After the majority of his body is destroyed during a high-risk operation, Aiden Thorn is subjected to an experimental, potentially lifesaving procedure… one he never tacitly agreed to undergo. With no choice but to see the unorthodox new process through, he accepts his fate and works to adapt to his new life. But when an intergalactic corporation steps in and essentially claims ownership of Aiden and everyone like him, he is forced to do the two things he does best… survive, and fight.

Two centuries after the Confederation staved off an invasion by the robotic Locusts, Captain Jack Romanoff faces mandatory retirement from an ever-shrinking navy. Actions speak louder than words. The Confederation doesn’t think the Locusts are coming back. But what if the politicians are wrong?

Titus Briggs is an Earth Defense soldier, a grunt, a decorated war hero—it's all he's ever known. So when a career-ending injury leaves him lying in a hospital bed, missing both legs, he struggles to accept his new reality. He can no longer walk, which means he can no longer fight. That is until a mysterious colonel arrives and offers Titus the opportunity to step into a new kind of war, a new kind of fight. To become a new kind of soldier. Mobile Combat Suits—MOCOMS—represent the next stage in human warfare. They enable soldiers to fight like never before.

On the run and out of chances, he guides his ship and crew into the heart of a relic older than the galaxy itself - and find himself on the edge of an eternal war he never knew existed. The relic is a mech, lost to history and forgotten by all who remain. Built by an ancient race to be the ultimate weapon, the machine is capable of unspeakable destruction, and its discovery could unhinge the balance of power throughout known space.

The artifact we found on Vesta changed everything. Sure, we were able to patent the new technologies we managed to reverse engineer, and make a hefty sum. But we could never have anticipated where these discoveries would eventually lead. The board of directors still wants to see what we come back with, but those of us on the ship know that there's something far more significant than Hegemony credits out here. And we have to do it right by humanity.