Space Military Science Fiction

The Xaros drove humanity to the edge of extinction. Now, an immense alien fleet is on the way to Earth to end the human race. Earth's defenses are in shambles. The planet needs time to ready for the next invasion, time it doesn't have. The Xaros are en route to Earth, and it will take a daring mission to buy Earth the chance it needs to survive the next attack. While a fleet of brave men and women prepare to face down the Xaros, the Breitenfeld travels to an ancient world where the key to ultimate victory lies buried beneath the crimes of the enigmatic Malal.

Faebos is home to violent and nasty creatures, but also great beauty. Survival will mean cooperation between PS12’s captives and captors. But will it be enough? Faced with hardship no one expected, needing to tap into old skills and new, Predaxes and Malik find themselves in their own form of Purgatory. Rogue Stars is a brand new military space opera series by #1 Audible and Washington Post bestseller Jaime Castle, creator of the Black Badge series. Perfect for fans of David Weber, Larry Correia, JN Chaney, and Rick Partlow.

The sinister zerg leader no longer commands her legions of bloodthirsty aliens against the humans of the Koprulu sector, all thanks to the combined courage and tenacity of Jim Raynor, General Horace Warfield, and a mismatched team of Dominion soldiers and outlaw rebels.

The first book of best-selling sci-fi author Jack Campbell’s new series Beyond the Frontier returns to find Captain John “Black Jack" Geary, the hero of the Lost Fleet series, awoken from cryogenic sleep to take command of the fleet. Geary’s legendary exploits have earned him the adoration of the people—and the enmity of politicians convinced that a living hero can be a very inconvenient thing.

In a galaxy where survival is an uphill battle, Shaw and the Deadmen have braved the worst of it. After narrowly escaping the violent takeover of a New World Republic colony planet, they are now en route to Arbornides—the key to unlocking the secrets behind the devastating Scourge. However, Arbornides is no ordinary planet. Its design was meant to expel invaders, and the Deadmen fight tooth and nail to keep themselves and their science teams alive. Along the way, they must also lead a brand-new platoon of Sentinel operators, who will prove crucial in the days to come.

The first of the acclaimed Vatta's War books, the exciting military science fiction series that features a swashbuckling spaceship-captain heroine who mixes commerce with combat.

Holy warbringer of the Legio Metalica, the Imperator Titan Casus Belli has routed armies and levelled cities over 10,000 years of service in the name of the Machine God. As war engulfs the Dark Imperium, this mechanical god of battle arrives to destroy the renegade armies and tech-priests of Nicomedua. At the head of a battlegroup of Titans, Imperial Knights and skitarii, Casus Belli must defeat tainted war engines, Traitor Legionnares and armies of cultists.

NEW YORK TIMES BESTSELLER Join Republic spy Theron Shan as he faces off against the Sith Empire itself in this epic installment of The Old Republic. Light side, dark side—these are just empty words. . . . There are only two sides I care about: us and them. Republic or Empire! The Sith...

NOMINATED FOR THE PHILIP K. DICK AWARD FOR BEST NOVEL * Dazzling space battles, intergalactic politics, and rogue AI collide in Velocity Weapon, the first book in this epic space opera trilogy by award-winning author Megan O'Keefe. Sanda and Biran Greeve were siblings destined for greatness. A...

It was the perfect solution - put highly connected Captain Willard Phule in charge of the worst dregs of the Space Force. Sure, Phule's Company may be a band of rejects and misfits, but they did manage to save the day with their unorthodox methods. Embarrassed, the Space Force may have found the perfect equation for disaster: Assign Phule's pack of oddballs to save the Fat Chance Casino from a criminal take over. Phule's Company may stop the mob...but who will save the casino from them?

Albert Jenkins would like nothing more than to putter around his junkyard, selling parts and working on old cars. When an alien spacecraft is shot down by US Air Defense and crash-lands on his newly rebuilt home, he’s dragged back into the fight of his life. Light years away, a war for the control of Earth looms, and humanity’s freedom hangs in the balance. Previously kicked off Earth, the Korgul are back, and they are willing to destroy any who stand in their way.

Four months ago, the Crickets—the Chhrt'ktk't, in their own language—had abandoned a mobile shipyard with a burned-out hyperdrive core in Sol system as a decoy. They hadn't told humanity about the decoy part. Then they picked Alex Holder to operate it, simply because he happened to be the first human they found who could—because that would make it a better decoy. In perhaps as little as five years, the Khreetan will be coming. The Crickets hadn't intended for humanity to know that, either.

Viceroy Miles Hunt had accomplished the impossible. He gambled the Republic, the RNS Freedom and the entire joint allied fleet in one glorious battle. Secretly, the Zodarks plotted revenge, a restart to hostilities once their spies had found Earth. With peace achieved, new exploration began. Opportunities at new settlements enticed. All believed the threat of annihilation was past them and with that comforting thought, Liam and his Belters headed for their new world. They would build and expand their society—giving the people of Earth an alternative to the Republic.

Sheriff Hayden Duke was born on the starship Pilgrim, like his father, and his father before him. He expects to die any second. He's already been attacked by demonic aliens, rogue soldiers, and even the people he thought were his friends. He's survived. Barely. He's entered a strange new world. A world he knows nothing about. A world where hope has been buried beneath the claws of monsters and the boots of a tyrant. They took his wife. He has to find her. He has to survive. Another second. Another breath. He can never give up. He can never rest until she's back in his arms.

This collection includes Valdar's Hammer and The Beast of Eridu, books three and four of the Ember War universe. War has come to Syracuse, and only one team of Terran Strike Marines can save the planet in Valdar's Hammer. In The Beast of Eridu, an ancient beast awakens, and only Lieutenant Hoffman and his Strike Marines can put it down.

Colonial Union Ambassador Ode Abumwe and her team are used to life on the lower end of the diplomatic ladder. But when a high-profile diplomat goes missing, Abumwe and her team are last minute replacements on a mission critical to the Colonial Union’s future. As the team works to pull off their task, CDF Lieutenant Harry Wilson discovers there’s more to the story of the missing diplomats than anyone expected... a secret that could spell war for humanity.

The Republic world of Kima has fallen with shocking speed to the renewed forces of the Mid-Core Rebellion, and General Chhun must lead the rebuilt and enhanced 131st Legion - along with Marines, Dark Ops, Navy, and Kimbrin Resistance - onto the planet to violently check their assault. But timing is of the essence, and Chhun can’t do it alone. Bear, working undercover, unearths the treachery of a resurgent Nether Ops still working their dark influence from the shadows. Masters has his hands full just staying alive while he evades deadly pursuers.

When the Taljzi’s genocidal invasion brought promises of aid from the oldest and greatest of the Core Powers, humanity and the Imperium looked to the Mesharom for salvation. But that salvation turns to ash as the Mesharom demand the surrender of the very weapons that saved the Imperium. Defiance leaves the Imperium facing the Taljzi without the aide of the galaxy’s wisest race, but with their old enemies the Kanzi at their side, they have no choice but to end this war at any cost.

After failing the most important exam of his life, Kyle is forced into a VR war. Now, he fights on the front lines as cannon fodder for what he always assumed was the government, losing a little part of his memories with every virtual death.

From the deep void, the Xaros came for humanity. Unfeeling, uncaring drones swept over humanity's nascent presence in the outer solar system. When word reached Earth… we weren't ready. Only one man knew the truth of the threat and he was powerless to help anyone survive. Strike Marines fight through Los Angeles under assault by murderous drones. A fighter pilot determined to reunite with his family. Armor soldiers stand against the darkness. This is the story of the Fall of Earth.