Military Space Opera

With over 10 million copies sold, The Expanse has become one of the biggest science fiction phenomenons of the decade. The second book in the New York Times bestselling Expanse series, Caliban's War shows a solar system on the brink of war, and the only hope of peace rests on James Holden and...

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.

Our universe is ruled by physics, and faster-than-light travel is not possible - until the discovery of The Flow, an extradimensional field we can access at certain points in space-time that transports us to other worlds, around other stars. Humanity flows away from Earth, into space, and in time forgets our home world and creates a new empire, the Interdependency, whose ethos requires that no one human outpost can survive without the others. It's a hedge against interstellar war - and a system of control for the rulers of the empire.

The unimaginable has happened. Sylvas has taken in War, Blood, and Strife and bound it to his heart. A feat that has seen the Empyrean Alliance plucking him from the comforts of the Ardent and pulling back the veil that once masked everything. Now, for the first time ever, Sylvas can see his place in the galaxy, standing between the threats that seek to unmake it.

The Custodian Guard have stood watch over the Emperor's Palace on Terra since the foundation of the Imperium. Charged with protecting the Master of Mankind from all threats, within and without, their fearsome resolve is renowned throughout the galaxy, and their golden armour is the last thing that a would-be assassin or saboteur will ever see.

Blackhawk: a wanderer, a man running from a dark and sinister past. A genetically-engineered warrior, a capable and accomplished killer, he is also a lost soul, a man who has fled to the deepest reaches of space seeking his true identity. The Far Stars: the farthest extent of human habitation in the galaxy, a sector of a hundred inhabited worlds, it is a dangerous expanse full of pirates, mercenaries, and cutthroats.

A great darkness has befallen the galaxy, and the armies of Chaos are rampant. To survive, humanity must retaliate and take back what they have lost. By the will of the reborn primarch, Roboute Guilliman, is the Indomitus Crusade launched - a military undertaking that eclipses all others in known history. From the Throneworld of Terra does the Avenging Son hurl his fleets, their mission the very salvation of mankind.

Terra is besieged. The outcome of the war lies on a knife edge. The Warmaster Horus’ bloody seven-year crusade has led to this – the cradle of humanity, where he is to kill his father, the Emperor. With the war at this critical juncture, Sanguinius, primarch of the loyalist Blood Angels, braves the horrors of the Warmaster’s flagship, The Vengeful Spirit, with a single purpose in mind – to slay his brother Horus, decapitate the Heresy once and for all, and stop the forces of Chaos from taking Terra.

The Empire has existed for 156,000 years, risen beyond a galactic empire of dinosaurs intent on wiping out Humanity only to face an intergalactic scourge known as the Hadarak. They've rescued thousands of alien races and incorporated them into their Human-led empire, building a civilization that draws onlookers from numerous galaxies to try and figure out the secret of their success.

Sera leads a simple life. A little smuggling, some drinking contests, and captaining her star freighter, Sabrina. But when she picks up a mysterious shipping container on Coburn Station, things begin to go wrong. She finds herself at odds with The Mark, a dangerous pirate organization that wants the cargo on her ship. Inside the container she not only finds a woman, but a secret thought lost millennia ago.

Jonathon Hunter has evoked the wrath of 27th-century pirates. With his sexy twin bodyguards, Jonathon seeks to come to grips with station life in a suddenly hostile universe. Celebrity, gratitude, sudden attacks, and a mysterious prophecy are more than most 18-year-olds can handle. A reluctant hero, Jonathon is on a journey, seemingly out of his time, but always in time. Meet Jon Hunter as he starts a two-year journey to prophecy, with his AI sidekick and mostly female mercenary team.

He is known by many names - Clonelord, Manflayer, Primogenitor. He is the epitome of deceit and perversion, and feared by man and monster alike. Once the Chief Apothecary of the Emperor's Children, the madman known as Fabius Bile possesses a knowledge of genetic manipulation second to none.

In the midst of fighting a reignited war with the deadly Nimic, Lt. Commander Johnny Rangers of the Confederation of Aligned Planets is dragged into a rescue mission by mysterious agent Koya Nyrus. With his best friend’s life at stake, he finds himself on a restricted world full of secrets that could alter the course of the war. Meanwhile, Rangers’ father, Inspector Frank Branza of the Gravity City Police Force, sets out to uncover a vast conspiracy with plans to affect the very fabric of reality.

The Interdependency, humanity’s interstellar empire, is on the verge of collapse. The Flow, the extra-dimensional conduit that makes travel between the stars possible, is disappearing, leaving entire star systems stranded. When it goes, human civilization may go with it - unless desperate measures can be taken. Emperox Grayland II, the leader of the Interdependency, is ready to take those measures to help ensure the survival of billions. But nothing is ever that easy.

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 20 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.

The Traitor Host of Horus Lupercal tightens its iron grip on the Palace of Terra, and one by one the walls and bastions begin to crumple and collapse. Rogal Dorn, Praetorian of Terra, redoubles his efforts to keep the relentless enemy at bay, but his forces are vastly outnumbered and hopelessly outgunned. Dorn simply cannot defend everything. Any chance of survival now requires sacrifice, but what battles dare he lose so that others can be won? Is there one tactical stroke, one crucial combat, that could turn the tide forever and win the war outright?

Frustrated by restrictive rules, maverick warship commander, Dalton Reeves, has crossed the line one time too many. Disciplined for violating orders, Reeves is packed off to “The Abyss”–a dangerous and isolated space city named Concord Station, and officially the worst assignment in the galaxy.

Major Jimjoy Earle Wright, secret agent of the Empire, is intelligent and highly trained. But he succeeds all too well in overthrowing a military dictatorship - and the result is a new government inimical to the Empire and disgrace for Jimjoy. After surviving two assassination attempts, Jimjoy realizes that it's his own imperial superiors who want him dead; that, in fact, his worst enemies could become his best friends. He fights his way to safety on the planet Accord, where the Ecolitan Institute wins his loyalty and changes his identity.

Two decades of bitter war between Earth and her furthest colonies is finally at an end. Captain Lee Saito's massive new starship is sent to seal the uneasy truce. But a series of terrorist attacks on Earth and the mysterious acts of a strange cult threaten to derail the fragile peace. When the mission goes awry, Saito must try to salvage what he can in deep space while his estranged son must navigate a conspiracy back on Earth that could implicate the highest levels of government.

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.