Adventure Military Space Opera

Anna Sinjari—refugee, survivor of genocide, disaffected office worker—has a close encounter that reveals universe-threatening stakes. While humanity reels from disaster, she must join a small team of civilians, soldiers, and scientists to investigate a mysterious broadcast and unknowable horror. If they can manage to face their own demons, they just might save the world.

The Korsan have declared themselves an empire, and have their sights set on the destruction of the Free Fleet. Now, Nathan Scott must figure out how to hold the Korsan fleet at bay while they repair their ships and get their newly acquired battle platforms out of danger.

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. When the mission he’s on goes wrong, Kyle is stranded on a planet far from his original destination. Finally given a chance to make an impression in the organization, Kyle will have to risk his mind for a chance at salvation. If he fails, he'll lose all will to resist: making him the perfect soldier.

Sophie, a young woman burdened by oaths and family ties, finds herself caught in the crossfire of a brutal interplanetary war. When her brother, a renowned general, defies their king over a captured noblewoman, Sophie must navigate a treacherous path between loyalty and rebellion. As the conflict escalates, Sophie's unique bond with the Jupiter Coalition, an enigmatic peacekeeping force, becomes her only hope for survival. But with hidden agendas and betrayals at every turn, she must forge her own destiny amidst the chaos of war. In a world where technology reigns supreme and honor is a ...

With their vast cargo holds and a crew that could fill a city, the Greatships are the lifeblood of human-occupied space, transporting an unimaginable volume - and value - of goods from City, the greatest human orbital, all the way to Tradepoint at the other, to trade for xenoglas with an unknowable alien species. It has always been Marca Nbaro's dream to achieve the near-impossible: escape her upbringing and venture into space.

The threat is unprecedented, and the clock is ticking. With one danger gone, an even more deadly hazard emerges, putting humanity's very existence in jeopardy. Joe Hunt has dealt with the Russians, the Coalition, the Conspirators, and the Zorosians, but this next threat, a machine with a singular lethal purpose, will challenge him and all humanity like never before, and if he fails, humankind could lose everything.

To annihilate the Galactic Union threat once and for all, Alliance Intelligence Director Aaron Hella needs the world-destroying firepower of the Ra weapons. Aligned with a sinister cabal of synthetic humans, he dispatches his most trusted operative—his own daughter—to steal two Ra warheads from a top-secret facility in the Planetary Federation. But the synths have other plans for the Ra weapons. To Hella's alarm, they fall into the hands of General Umez, a radical nationalist who launched a revolt against Alliance rule in the Tellus System.

It is a solemn time for the New Republic, as the merciless Yuuzhan Vong continue their campaign of destruction. The brutal enemy has unleashed a savage creature capable of finding and killing Jedi Knights. And now Leia Organa Solo faces a terrible ultimatum. If the location of the secret Jedi base is not revealed within one week, the Yuuzhan Vong will blast millions of refugee ships into oblivion.

The invaders are coming; the Posleen, a seemingly unstoppable horde who have conquered one star system after another, literally feeding on their conquests. Earth's dubious allies, the Darhel, have given the humans a number of highly-advanced technological devices, including a process for rejuvenating the aged, including trained and proven soldiers who otherwise would be too old to fight. Rejuvenation may give a critical edge, since to survive, the Earth must use every resource at hand.

After spearheading the charge to end a bloody civil war on Boreas-4, the Berserkers of Anvil Company expect some rest. Their battle-scarred commander, Captain Ron Axel, knows better. Hard experience has taught him that victory only brings more battles. His instincts are confirmed when Lieutenant Colonel Tory Jamison, a ghost from his past, orders Anvil to the sharp end once more, tasked with delivering the final blow to the Karakan Defense Forces. Thrust into the unexpected role of regimental commander, Jamison shoulders the weight of the campaign's success

You ever have one of those days? U.S. Marine Sergeant Jake Bayard did when he has to cancel a hot date to board a transport plane to the South Pole, which is hijacked by aliens with hostile intent to Earth. Bayard escapes into tunnels deep under the ice and stumbles upon advanced technology that teleports him to Epsilon Eridani. Desperately alone and on the run, Bayard falls back onto his combat training, soon discovering that these aliens keep human herds for meat. That’s it. He enlists some of the downtrodden and declares war against the hungry oppressors.

They slept for hundreds of years, dreaming of a new home in the Andromeda galaxy. When finally they awake, their dreams of peace are shattered. These colonists - turian, salarian, asari, human, and more - face an uncharted galaxy and threats beyond understanding.

The Indowy "Bane Sidhe" conspiracy has grown strong, and the cunning and resourceful Darhel - tacit rulers of the Galactic Federation - have decided that the time has come to wipe that threat from the stars forever. What the Darhel don't know is that humans have joined the rebellion - led by thief and assassin extraordinaire, Cally O'Neal. Now Cally is set to destroy a web of alien deceit millennia in the making.

Twenty years have passed since the interstellar scourge known as the Husnock were exterminated without warning by a being with godlike abilities. Left behind, intact but abandoned, their desolate worlds and derelict ships brim with destructive potential. Now a discovery by a Federation cultural research team has drawn the attention of several ruthless factions. From black market smugglers to alien military forces, it seems every belligerent power in the quadrant hopes to capture the Husnock's lethal technology.

For long years, the White Scars have fought for the Imperium, bringing worlds to compliance. But when a new project, to embed psykers in the Space Marine Legions, seems likely to come to fruition, Jaghatai Khan must decide if he will comply...Listen to it because Chris Wraight returns to the Khan of Khans with a tale set at the height of the Great Crusade and showing the momentous decisions that, in some ways, led to the darkest events of the Horus Heresy.

After the end of the Enterprise™'s five-year mission, Captain Kirk, Mr. Spock, and Dr. McCoy struggle to establish new lives apart from one another and the starship. The newly promoted Admiral Kirk is placed in charge of a specially created Starfleet division and attempts to defuse a critical hostage situation; Mr. Spock, who, in the midst of a teaching assignment on Vulcan, finds the one thing he least expected; and Dr. McCoy, whose unerring instinct for trouble lands him smack in the middle of an incident that could trigger an interstellar bloodbath.

Hadrian Marlowe is trapped. For nearly a century, he has been a guest of the Emperor, forced into the role of advisor, a prisoner of his own legend. But the war is changing. Mankind is losing. The Cielcin are spilling into human space from the fringes, picking their targets with cunning precision. The Great Prince Syriani Dorayaica is uniting their clans, forging them into an army and threat the likes of which mankind has never seen. And the Empire stands alone.

Samuel Rutger was out of options and out of luck. Broke and jobless, he turned to the only option that could provide for his wife and sick daughter. He became a mercenary. When he joined Breacher’s Berserkers, the galaxy’s most elite private military force, he was initially designated as a logistics specialist. Far from the front lines, Rutger never thought war would reach him, but when he is reassigned as a gunner on a grav-tank he finds himself at the tip of the spear in a bloody planetary civil war.

The Conclave is a confederation of 400 alien races - many of whom would like to see the Colonial Union - and the humans inside of it - blasted to extinction. To avoid a conflict that neither side can afford, Conclave leader General Tarsem Gau appoints Hafte Sorvalh to resolve an emerging diplomatic crisis with the humans, before the only acceptable solution is war. "The Back Channel" is a tale from John Scalzi's The Human Division, a series of self-contained but interrelated short stories set in the Old Man's War universe.

If you like a fast-paced, convoluted story where occasionally the good guys think they win before a bigger problem comes along, and don’t forget counting all the homepage to classical science fiction easter eggs, check this affordable series out. In this the continuing adventures of Gordon Rogers, he got the girl, but can he survive being married, or is that martyred? The loyalty of his Oathbond nine seems assured as they will blaze into any battle with weapons drawn, but what to do when one of your own is betrayed, awaiting a date at the alter? Wrench discovers his betrothed is not; his ...