Hard Science Fiction Space Opera

Center of Gravity is the second book in the explosive Star Carrier series by Ian Douglas - and a breathtaking new high in military SF, the strongest of the science fiction subgenres. Battlestar Galactica fans will adore this saga of ultimate war in deep space, as humankind risks its very future, battling a vast alien evil empire in order to achieve transcendence and become a major power in the universe.

The Ixa smashed the galaxy to bits before they were defeated. Captain Husher has sounded the alarm in the decades since: the Ixa’s creators will return to finish the job. But unlike Husher, the galactic government didn't battle the Ixa, and the politicians have convinced themselves that maintaining peace means limiting the ability to wage war.

Facing the threat of their dark enemies, Gillian must also cope with his inner turmoil, as the madness of his nature threatens to consume his life. He discovers that he is a genetically modified creature whose purpose is to serve the needs of others, and that the course of his destiny is not in his own hands.

A ship under siege. A world on the brink of civil war. A distraught people seeking a new beginning. A battle weary crew that can barely hold it together. Even a legend can use a little help from time to time. The crew of the Aurora, the Karuzari, and the Corinairans must find a way to work together, or else they may all perish.

Get all four volumes of Salvage-5 in one convenient bundle! Retired Colonel Tucker Petersen is suddenly recalled to active duty and put in charge of the Salvage-5 mining/recovery mission. Tucker travels with his crew to discover what went wrong with the CSMO mining dredge at 15 Eunomia. What they find will change their lives forever.

Cajeiri is the young son of the powerful leader of the Western Association-and he has become a target for forces bent on destroying his father's rule. For Cajeiri is the first ateva to understand the humans living among them-an understanding that threatens his own race.

Tanis Richards has had enough with people manipulating her; unfortunately, the only way out is to go through. Her mission takes her to Earth to abduct a high-ranking Scattered Disk officer on the orders of the Jovian Oligarch. Meanwhile, Harm must do the unthinkable to escape his captor and come to Tanis' aid. Tanis doesn't know it yet, but if she doesn't succeed, her failure will spark the third Solar War....

Tangel leads the I2 to Star City, while Joe follows after the Perilous Dream, desperate to bring his daughters home. Elsewhere Praetor Kirkland prepares for attack, suspecting that the Widows are coming for him. To top it off, the denizens of Star City make an impossible demand. When personal need runs up against the Alliance's goals, Tangel is forced to reevaluate what her role is and what she's willing to sacrifice to save her people.

Captain Mitchell "Ares" Williams is a space marine and the hero of the Battle for Liberty whose shot heard 'round the universe saved the planet from a nearly unstoppable war machine. He's handsome, charismatic, and the perfect poster boy to help the military drive enlistment. Pulled from the war and thrown into the spotlight, he's as efficient at charming the media and bedding beautiful celebrities as he was at shooting down enemy starfighters.

Lux keeps inventing things or adapting alien tech (ancient tech to the aliens) because the active alien civilizations they discover through portals and probes have gone through cycles of war, decline, and rebirth several times. Lux further develops the portals using discovered alien tech. Earth empties refugee camps the UN was running (1,200,000) and sends them with a military escort for their "safety." The military sends many ships for escort duty with orders to take over the colony and use the refugees as a labor force.

Two hundred thousand feet up, things go horribly wrong. An experimental low-orbit spaceplane breaks up on reentry, falling to earth over a trail hundreds of miles long. And in its wake is the beginning of the most important mission in the history of spaceflight.

A novella set in the hard-scrabble world of James S. A. Corey's NYT-bestselling Expanse series, The Vital Abyss is the secret history of the cataclysmic events that occurred on Eros station, and the revelation of what came after. . . Now a Prime Original series. HUGO AWARD WINNER FOR BEST SERIES...

Centuries after a war with the Mutes, the first aliens to be encountered by humankind, a startling new discovery in the far reaches of the Orion Nebula appears. On a planet with conditions favorable to life, explorer vessel The Columbia comes across a small town seemingly inhabited by an intelligent species not yet discovered. But when a highly publicized follow-up mission is sent to make contact mere months later, the entire town has vanished, leaving no trace—or such is presumed to be the case until Alex Benedict and his archaeological crew show up to investigate.

The third book in the Web Shifter's Library series returns to the adventures of Esen, a shape-shifting alien who must navigate the perils of a hostile universe.

Civil war on the world of the atevi is over, but diplomatic disputes and political infighting continue unabated. Bren Cameron, brilliant human diplomat allied with the dominant Western Association, has just returned to the capital from his country home. But his sojourn was anything but restful, for Bren and his associates have had a small war of their own to contend with, ending with rebel leader, Machigi, joining the atevi congress representing the rebels as a member state.

Tanis and Sera have taken the I2 to Khardine, the new capital of the Transcend, and must now travel to the Inner Stars and meet with Scipian Empress, Diana - who they hope will be an ally to the Transcend. With the Trisilieds Kingdom, the Hegemony of Worlds, and the Nietzschean Empire all aligned with the Orion Guard - not to mention a civil war brewing in the Transcend - they will need all the help they can get to secure the Inner Stars. But Empress Diana has her own plans for the Inner Stars, and while they may dovetail with the Transcend's for now, they may not always do so....

Seven years after the indomitable Doug Stavenger has realized his cherished dream of establishing a colony on the inhospitable lunar surface, Moonbase is a thriving community, a marvel of scientific achievement created and supported by nanotechnology: virus-sized machines that can build, cure, and destroy. But nanotechnology has been declared illegal by the home planet’s leaders, and a powerful despot is determined to lay claim to Stavenger’s peaceful city - or obliterate it, if necessary.

Gunnery Sergeant Torin Kerr had been the very model of a Confederation Marine. No one who'd ever served with her could imagine any circumstance that would see her walking away from the Corps. But that was before Torin learned the truth about the war the Confederation was fighting...before she'd been declared dead and had spent time in a prison that shouldn't exist...before she'd learned about the "plastic" beings who were really behind the war between the Confederation and the Others. That was when Torin left the military for good.

In a future where humanity has scattered itself across the stars and Earth itself is now a dimly remembered place of legend, two worlds of near-supernatural strangeness challenge two naive but courageous heroes.

It's coming up on Cajeiri's birthday. The boy has been promised he can have the young human children he knew from his voyage sent down from the space station for a two week stay. But there's a far darker business going on in the background - a major split compromising the Assassins' Guild, which furnishes security and law enforcement to the whole continent. Tabini's consort's own father has been barred from court, and may be involved in a new conspiracy against him.