Space Military Science Fiction

When Lieutenant Alex "Flex" Callahan encounters mysterious alien probes near Luna Station, no one believes his warnings—until it's too late. Human activity has awakened an alien presence deep in our Solar System. Now, humanity faces extinction as this ancient and forgotten foe launches a devastating invasion. Their goal? To reclaim Earth as their ancestral home. Flying his Firebird fighter from the carrier ECS Vanguard, Flex leads the desperate fight against overwhelming odds.

They say you can’t go home again… …especially if you’re the governing mind for an interstellar military starship. It's official: Sergeant Henry Morgan has now spent more time as a starship than he spent dead. His mission is more than a century old, but in some ways, he feels like it's just begun. A desperate distress call from Earth has brought him back to his old cosmic stomping grounds, for your standard save-humanity-from-extinction-by-alien-constructs operation.

Will is the galaxy's greatest Void Drifter, but a mystery as vast as the Void itself thrusts him into a high-stakes mission that will test his skills and courage like never before. The enigmatic Eddison is on a relentless quest to uncover a powerful ancient artifact. This artifact is hidden within the Hollow, a treacherous region of Void space filled with spatial anomalies and unknown threats.

The Indomitus Crusade has brought the Emperor's vengeance to thousands of star systems. The fleets and armies under the leadership of Roboute Guilliman fight for the survival of humanity against the forces of the Chaos Gods. But the traitors and heretics are not the only foe looking to destroy the rule of Terra. Xenos prey on human worlds in numbers not seen for millennia. Worst amongst them are the rampaging orks, whose migration conquests threaten to reverse the many gains of Fleet Primus.

Phil Kelly continues his look at the life of Commander Farsight with his first campaign against the full might of the Imperium and shows how the T'au Empire's technological superiority fares against Imperial grit.

Removed from the concerns of the galaxy at large and regarding the Warmaster's unfolding Heresy with cold detachment, he has dedicated his hollow existence to the preservation of all the knowledge once held in the great libraries of Tizca, should mankind ever seek such enlightenment again. But his sons can see the change in their primarch - he is a broken soul whose mind and memories are slipping away into the tumult of the warp.

Amir belongs to more than exotic and wild beasts. Alexa, Brody, and the growing colony will cause long-hidden RUPAC elements to rise from the darkness, culminating in a struggle to control the new world. As the enemies of the Osay will find, the most dangerous animals on the planet are Reach and the Rangers. But as the aftermath settles, the colonists realize that sometimes finding answers just leads to more questions...

Following their successful escape from Androchida Prime’s capital city, Sir Chuck and the rest of the Phantoms find themselves mystified by unsettling news. The leader of the Blood Guard resistance, famed General Cordan, has defected to the AE. But while many doubt the veracity of the development, more pressing intel awaits: the empire is planning to invade the Sci-Rung home world.

In the aftermath of the Battle of Kublar—and the destruction of the battleship Chiasm—Legion Dark Ops recruits Chhun, Wraith, and the survivors of Victory Company to form an elite kill team of legionnaires. Their secret mission is as clear as it is deadly: find and eliminate those responsible for the Kublar disaster. Standing between them and their objective are a maze of corrupt Republic officials, a spy on the verge of losing himself in deep cover, and the Zhee—a murderous species who will stop at nothing. But perhaps the biggest threat of all is the truth they seek to uncover.

Copernicus Smith, everyone's favorite starship repairman, scoundrel and deep-cover spy, has stumbled upon a conspiracy of galactic proportions. It has also gotten him beat up, near death and a captive of the secretive Ryness Cartel. And they will continue to torture him until he reveals what he knows. The problem: He knows nothing. Now Adam Cain, Sherri Valentine and Riyad Tarazi are on the hunt for their friend and on-again, off-again teammate. But just when our heroes think they have the mystery figured out, something new jumps up that throws all their assumptions into a tailspin.

A century ago, the world fell - but the war never ended. Now, the survivors of the apocalypse are reunited, and a new fight begins. A century after the war that destroyed the planet, the UEC and GPS remain locked in a generational conflict. Split between a vast orbital space station and a base on the moon, neither faction can return to the scorched and irradiated planet.

Peace and a secure future are within the grasp of the Rangers and Osay colonists…if they can withstand the coming Reclamation Fleet. But first, they must deal with old enemies and the mysterious RUPAC research stations that will finally allow Reach, Brody, and company understand just where all of Amir’s various factions truly stand.

The third book in the New York Times bestselling Expanse series, Abaddon's Gate opens the door to the ruins of an alien gate network—and the crew of the Rocinante may hold the key to unlocking its secrets. Now a Prime Original series. For generations, the solar system—Mars, the Moon, the...

Colton Beck has six months to live. He works for the Angor near Los Angeles, aware that any day could be his last. The Angor arrived twenty years ago, resolved to help mankind survive, but not everyone believes their motives are honorable. When the Angor offer humanity a colony world, Colton is determined to see another planet before his final breath. He's been diagnosed with Xeno, a rare disorder that surfaced with the Angor's arrival, but he won't let this stop him.

Star Force is beyond frustrated by the continuing Vargemma attacks, but until a trailblazer or other Essence wielder can find a way to reach the Paladin, the portals will remained closed to the outside and the enemy will continue to be able to strike the empire with impunity.

Raised fatherless in a galactic Brinktown, Joe Pikeman only ever wanted to escape. The Galactic Guard offered that escape, with the promise of regular meals to boot. Now Joe is a full Guardsman, with his own ship and a snide partner bot who hates humans almost as much as he hates other bots. To the pirates he hunts, Joe is known as the Butcher. His bloody reputation has landed him in the center of a sweeping conspiracy that threatens to stamp out the galaxy’s last surviving human settlements.

Sergeant Richard Stavos was a Technomancer, capable of creating stronger than normal mental links with nanites. But that alone wasn't enough to keep him alive. Not when the Ka Empire wages wars across the galaxy. Death was supposed to be his release...an end to the constant fighting that plagued his life. But gifted beings like Richard are assets, and almost a decade after his death, the Ka overlords bring him back from the grave as a "reward" for his good service.

Things have gone bad among the colonies. Insurgents are building alien-hybrid armies and planet-killing weapons, threatening to upend the fragile balance of power in Province 921. There's not only trouble in the province—the Core Worlds are igniting as well. The Mogwa have asserted claims upon the Imperial Throne, causing their rivals to move against them. Earth's Hegemony and the rebels are pulled into a conflict that could tear the galaxy apart.

Honor Harrington has been exiled to Basilisk station and given an antique ship to police the system. The vindictive superior who sent her there wants her to fail. But he made one mistake: he's made her mad....

The enemy is coming. The enemy is already here. For years they’ve prepared, plotted, and planned. For years they’ve waited to strike from above and below. Earth is under siege. The enemy covers the landscape. Proxima is unharmed. But that’s about to change. No armies can stop this menace, and no defenses can slow the advance. We are scattered and isolated. We are ignorant and weak. No help is coming. No help remains...or does it? Old heroes will sacrifice everything. New heroes will rise.