Space Military

Finally possessing the ability to enter the Progenitors’ shadow realm, Commander Reeves and Major Kane embark on a daring mission into the heart of enemy territory. However, en route they must detour to the Quarr planet of Vroxxa, which is under Sa’Nerran occupation. There they will learn the true horrific purpose of the "atmosphere acclimators" the aliens have installed on dozens of worlds. They will also discover the sickening depth of the Sa’Nerran’s cruelty, forcing Reeves to again confront his dark side.

Constantine had forsaken his family name and birthright. At 28-years old, he’d escaped Earth to help terraform Mars. An empire’s heir went missing just as the universe’s greatest threat announces itself. War Games will decide who represents humanity in this extinction level struggle. Constantine is summoned. With little training but abundant talent, can Constantine win these games? If he does, will he be a force in the coming war? Or is it already too late for humanity?

Van's next mission has begun, and at the heart of it is the power to save lives. Meanwhile, a hungry galaxy looks to a brilliant young scientist for answers, making her the most wanted person in known space. After years of research, Adayluh Creel perfects a resource to feed sixteen races—or more—all with one golden plant capable of growing on the most hostile worlds. For her efforts, she wants nothing, but savage forces will seek to possess what she would give away for free, thus controlling the food source for billions of people.

Captain Jason Burke and his crew are used to danger, but nothing prepares them for the terror stalking the stars. A savage killer, born from twisted science and driven by vengeance, leaves a trail of butchered victims across remote worlds. When Omega Force is drawn into the hunt, they uncover a secret that threatens not just their lives but the lives of thousands of innocents. With a predator who knows no mercy, Jason must confront his past and a truth that could destroy everything he’s fought for.

It wasn’t supposed to be this way. Three days. That’s what they promised. But on Earth, the danger is unrelenting, and promises are hard to keep. Now Sheriff Duke is the one on the run, chased by an unexpected enemy eager to finish what they started. An enemy with an agenda that begins with killing him but ends with something worse. Much, much worse. Once the secret is out, the universe will never be the same.

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

Down on Alfheim, the situation was dire. Some brave men and women had to be left behind for the greater good. Viceroy Miles Hunt, gutted by the losses, needed to stay focused. A Titan-class warship, the Freedom, could be the key to victory, if it were fully operational with a trained crew. It was not. Sam, the medical Synth, faced something the programmers never expected: a moment where the only option was to break free of the code. The battle was fierce and there didn't seem to be a way out, until Sam came up with a plan. Would it save them?

Task Force 3 is Star Watch’s elite deployment unit against any surprise threats to the Commonwealth. A mysterious enemy appears 40.7 light years from Earth. Task Force 3 deploys but fails to defend a populated planet against a massive alien Annihilator. Then the task force is sucked through a rip in the space-time continuum, disappearing with the enemy.

Acheron Colony was supposed to be humanity's greatest windfall. Using long-range sensors, the planet tested out as a super-Earth—but the reality is frightening. Instead of a green world bursting with life, the colonists find a dead rock covered in ash. Something has dismantled every organic molecule on Acheron—and no one knows how or why. When a mysterious signal that defies explanation begins to pulse from an alien ruin, the colonists panic. Something ancient was here long before them, and the signal, like a heartbeat, won't let them forget it.

As the Emperor marshals his armies to reclaim the galaxy for the glory of mankind, one by one his Space Marine Legions are reunited with their missing primarchs. The XVIII Legion are still waiting to find their true identity, unaware their own lord has been found. In the Taras Division, legionaries face annihilation as they take a last, desperate stand against a monstrous ork invasion. Meanwhile, on Nocturne, Vulkan has raised and trained a new force of warriors. Now it is the time for him to lead his sons into battle.

Van and his crew have killed an empire. The problem is the empire doesn’t know it’s dead. Moving among the stars, the Peacemakers are faced with their greatest challenge—removing an evil so vast, it has a presence in every known star system. To that end, they’ll need to move quickly. To do so, they must be mobile, and that means big changes in their tactics. . . and their crew. With the help of a shadowy figure known as the Body Thief, Van will continue his policy of justice and freedom for all citizens, even if they began life on a computer chip.

When Terra knelt to an alien Imperium, they guaranteed our safety and our future. But now their enemies are coming for us. To preserve humanity's survival and freedom in a hostile galaxy, Annette Bond tied her world to the A!Tol Imperium, taking on the mantle of Duchess of Terra to rule humanity in the Imperium's name. The A!Tol have provided technology, ships, and money to uplift the new Duchy of Terra, but those gifts come with strings attached. The Imperium has their own plan for Terra - but Bond has tricks of her own.

Betrayed by allies. Beset by new foes. Earth faces its darkest hour since the Xaros invasion. The Toth come to the solar system with a fleet of warships, and they demand the only tool that can rekindle the human race. It falls on Marine Lieutenant Hale to negotiate a pact that will save the human race at the cost of its soul—or start a war with a race of alien predators.

Contains books three and four of the Galactic Law series.

Stranded on an uncivilized world, Captain Thurgood finds himself alone against an entire planet filled with savage beasts and deadly denizens. To top it all off, the Hama are coming for him. Now, he must find a way to unite a people, conquer a planet, steal a ship and get off of Altair. It won’t be easy. All he has are his wits and his grit because no one listened when he asked for a survival bazooka.

The New York Times bestselling series based on the blockbuster Xbox games continues with the acclaimed story of Spartan Edward Buck—first seen in HALO: ODST and reappearing in HALO 5: GUARDIANS! While Spartans get all the glory, no soldier―not even the legendary Master Chief―wins a war...

The ConFed has ruled the galactic quadrant for nearly two thousand years. During that time a relative peace has been kept by threat of force from their mighty fleet. But as with all things, their dominance must come to an end. Now that the ConFed is crumbling and their fleet is withdrawing back to the Core Worlds, the strong are once again preying on the weak. In the border regions, trafficking rings have popped up alongside the refugee pipelines making the journey for new colonists a treacherous one.

The United Terran Federation and the Eastern Star Alliance have been fighting in minor skirmishes along the border region for the last few years, but now it threatens to break out into a full-on war with the victor assuming control of all human space.

The Xaros broke against Earth's defenses, but the war may be lost. The alien ships of former allies rule Earth's skies, threatening to obliterate cities and turn the planet into a barren wasteland if humanity refuses their demands. With their backs to the wall, the scattered crew of the Breitenfeld must work together to foil the enemy's plan before time runs out.

Across the six-planet expanse of the Gaia System, the Earthlike Gretia struggles to stabilize in the wake of an interplanetary war. Amid an uneasy alliance to maintain economies, resources, and populations, Aden Robertson reemerges. After devoting fifteen years of his life to the reviled losing side, with the blood of half a million casualties on his hands, Aden is looking for a way to move on. He’s not the only one. A naval officer has borne witness to inconceivable attacks on a salvaged fleet. A sergeant with the occupation forces is treading increasingly hostile ground.