Military Space Opera

Humanity has been ravaged by alien war. Will the next encounter spell the end of mankind? Sixteen billion people died in the last alien invasion of the Alliance's colony worlds. When survey ship Captain Jeff Colgan discovers a new alien race, he's required to investigate. But what if the life form is as deadly as the Merkiaari? As the aliens discover Colgan's ship and begin to hunt him down, the captain's mission changes from one of study to one of survival.

The war for the fate of mankind blazes on. Though the outer defences have fallen, the walls of the Palace itself remain inviolate as Rogal Dorn, the Praetorian of Terra himself, uses every known stratagem and ploy to keep Horus' vast armies at bay. In Perturabo, the Traitor siegebreaker, Dorn faces an adversary worthy of his skill. A terrible, grinding attrition ensues. The crucial battle for the Lion's Gate spaceport is at the heart of this conflict. With it in their possession, the Traitors can land their most devastating weapons on Terran soil. Dorn knows it must not fall.

The Warmaster’s horde advances through the fire and ash of Terra's dying breaths, forcing the loyalists back to the Delphic Battlement—the very walls of the Sanctum Imperialis. Angron, Primarch of the World Eaters and Herald of Horus, has achieved immortality through annihilation—now he leads the armies of the damned in a wrathful tide, destroying all before them as the warp begins its poisonous corruption of Terra's very soil.

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?

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 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...

Follow a core group of characters known as the Trailblazers as they use alien technology and knowledge discovered in Antarctic ruins to obtain limited immortality and lead humanity out into the galaxy, encountering, befriending, and fighting hundreds of alien races, all the while desperately trying to prepare Earth for the unbeatable threat at the core of the Milky Way that is destined to return and reclaim their lost colony...and their former Human slaves.

Follow a core group of characters known as the Trailblazers as they use alien technology and knowledge discovered in Antarctic ruins to obtain limited immortality and lead humanity out into the galaxy, encountering, befriending, and fighting hundreds of alien races all the while desperately trying to prepare Earth for the unbeatable threat at the core of the Milky Way that is destined to return and reclaim their lost colony...and their former human slaves.

In the year AD 3000, Earth is a dystopian wasteland, plundered of its natural resources by alien conquerors known as Psychlos. Fewer than 35,000 humans survive in a handful of communities scattered across the face of a post-apocalyptic Earth. From the ashes of humanity rises a young hero, Jonnie Goodboy Tyler. Setting off on an initial quest to discover a hidden evil, Jonnie unlocks the mystery of humanity’s demise and unearths a crucial weakness in their oppressors.

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.

After a series of victories, the Imperial forces are on the back foot once more. The power of Chaos is rising, the Traitors gain ground, and all hope seems lost. Can Terra endure?

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.

Jack Campbell’s New York Times bestselling The Lost Fleet sci-fi adventure series has transported legions of fans out of this world and into the heat of battle. Now, listeners will discover how it all began—not only for John “Black Jack” Geary and his descendant Commander Michael Geary, but for those who fought and sacrificed so much alongside them.

Soldiers of the Terran Armor Corps wage war across the stars. Wired into mechanized battle suits, they fight the terrifying battles that must be won, no matter the cost. Their deeds are legend, their reputation feared by the enemies of Earth and her allies, but how the Corps forges young men and women into mighty warriors is shrouded by mystery. Roland Shaw lost his parents to war; he volunteers for the Armor Corps to honor their memory and discover just how far he can push himself.

Hazard King had always wanted to be an Imperial Fleet officer, just like his father. But he’s a Prince of the Realm, which make things a bit more… complicated. And when Hazard’s parents tell him that they don’t trust his older brother and want Hazard to be the Crown Prince—the heir to the throne—things go from bad to worse. Just when it seems they can’t get any worse, the Empress is attacked.

Master Sergeant Gant Maker was a highly decorated and well-respected marine - until his last mission left him as the sole survivor of an encounter with a vicious race called the Vacra. Served up as a scapegoat and drummed out of the military, he has since lived a life of seclusion with only an adopted alien as a companion. Now the Vacra have returned.

Follow a core group of characters known as the Trailblazers, as they use alien technology and knowledge discovered in Antarctic ruins, to obtain limited immortality, and lead Humanity out into the galaxy, encountering, befriending, and fighting, hundreds of alien races, all the while desperately trying to prepare Earth for the unbeatable threat at the core of the Milky Way that is destined to return, and reclaim their lost colony - and their former human slaves.

After saving the world many times, the Merry Band of Pirates have accepted the inevitable: Earth is doomed. All they can do is try to bring a few thousand people to safety, before vicious aliens arrive to destroy humanity's home world. No. There is one other thing they can do: hit the enemy so hard that the aliens will regret they ever heard of humans.

In the hellish sprawl of Imperial Terra, Ordo Hereticus Inquisitor Erasmus Crowl serves as a stalwart protector, for even the Throneworld is not immune to the predations of its enemies. In the course of his duty, Crowl becomes embroiled in a dark conspiracy, one that leads all the way to the halls of the Imperial Palace. As he plunges deeper into the shadowy underbelly of the many palace districts, his investigation attracts the attention of hidden forces, and soon he and his acolyte Spinoza are being hunted.

The Alien Legion has a new mission, and this time, they are working for the enemy. Also against the enemy. Like every operation that Emily Perkins plans, it’s complicated. But plans require good intel, and when the plan falls apart, the Mavericks are in freefall....