Hard Science Fiction Space Opera

When Streaker - the first starship designed and crewed by dolphins - discovers a derelict ancient armada with evidence of the first sentient species ever, she sets off a war between dozens of galactic races eager to use the information for their own advancement.

Alpha Station, orbiting the world of the atevi, has taken aboard 5,000 human refugees from a destroyed station in a distant sector of space. With supplies and housing stretched to the breaking point, it is clear that the refugees must be relocated down to the planet, and soon. But not to the atevi mainland, rather to the territory reserved for humans: the island of Mospheira. Tabini-aiji, the powerful political head of the atevi, tasks his brilliant human diplomat, Bren Cameron, to negotiate with the Mospheiran government.

A year ago the Kher Empire was forced to retreat, but they were not beaten. In Orion Fleet, they return with a new weapon. A huge ship driven by AI begins methodically grinding inhabited worlds to dust. This unstoppable enemy is without fear or remorse, and the Rebels begin a desperate battle just to slow its advance. Leo Blake takes Earth's first warship into space to find a counter to this deadly new attack. The Imperial Fleets take notice of Earth's interference, and they're intent upon revenge. Even if he wins, Blake might have doomed our homeworld.

From the acclaimed author of New York 2140 and Red Mars, this NYT bestselling novel tells the story of a future where humanity has populated miraculous new habitats engineered across the solar system -- and the one death that triggers a precarious chain of events that could destroy it all. The...

Three stars, three worlds, three civilizations...one massive war. In a triple star system, not all planets are equal. When the Demon Star swings closest in her orbit, the Insectoids always invade. They raid the inner worlds with grim regularity, riding hordes of stealth ships in ever-growing waves. Their mission is to destroy all opposition - alien, human or otherwise. Cody Riggs, lost among an endless chain of interstellar rings, flies his task force of starships into the middle of an eternal struggle for survival.

Captain Keyes is loved by the public but hated by Command. He captains the UHS Providence, an aging supercarrier and the last human ship not dependent on dark tech - technology humanity has used to rule over the galaxy since barely defeating the Ixa in the First Galactic War.

Since fleeing the supernova chain reaction at the galactic core, the cowardly Puppeteers of the Fleet of Worlds have - just barely - survived one crisis after another: the rebellion of their human slaves, the relentless questing of the species of Known Space, the spectacular rise of the starfishlike Gw'oth, the onslaught of the genocidal Pak. Now fresh disaster looms, as though past crises have returned and converged. Who can possibly save the Fleet this time?

Separated from her ship, Major Trace Thakur is stranded on the reeh-occupied world of Rando. The native corbi have suffered beneath reeh tyranny for 800 years, and many have given up hope. But Trace needs the data stored in the reeh’s genetic technology and command center - the Rando Splicer - if she’s to learn how to save humanity from impending disaster, and is planning an assault against overwhelming odds. She’ll need help from the UFS Phoenix, though, which is caught in a ritual medieval battle to change the croma leadership.

Sera must return to Khardine, where new challenges await, and preprations for the march on Airtha begin. Meanwhile Tanis turns toward the Praesepe Cluster. There, a handfull of interstellar nations hold out against the encroaching Nietzschean Empire. Sera's Hand agents are certain that the Nietzscheans are backed by Orion, and Nadine is sent in ahead to connect with agents in Septhia before the I2 arrives.

They’re here. They’ve arrived. And they’re all eyes. The Voltarian scouting party - illegal aliens extraordinaire - on a top-secret expedition led by one Jettero Heller, Royal Officer of the Fleet. His mission: rescue the planet from pollution - and make it safe for the upcoming invasion. His problem: The planet may not want to be saved - and the invasion may just be a trick.

The gripping sequel to the Locus award winning science fiction adventure, Revenger, tells a story of obsession and betrayal as two sisters hunt for the greatest treasure in the universe. Adrana and Fura Ness have finally been reunited, but both have changed beyond recognition. Once desperate for...

First in a brand-new Foreigner trilogy by Hugo Award-winning author C. J. Cherryh. Tracker is the 16th installment of C. J. Cherryh's acclaimed Foreigner series.

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....

One of the greatest science-fiction epics ever written, John Varley's Titan, Wizard, and Demon comprise a groundbreaking trilogy that will live forever. Human explorers have entered the sprawling mind of the alien Gaea. Now they must fight her will. For she is much too powerful. And definitely insane....

Generations ago, nine ships headed into the unknown to explore a distant star called LQ Pyx. Eons later, the convoy has returned to LQ Pyx to begin work on the Web, the alien megastructure that covers the star. Is it a Dyson Sphere, designed to power a civilization as everyone believes - or something far more sinister? Meanwhile, Planet United's littlest convoy, long thought to be lost, reemerges in a different sector of deep space. What they discover holds the answers to unlocking the Web's greater purpose.

GSI (Gettnor Space Industries) is beginning to investigate our solar system and mine the asteroids. Aircraft and automobile companies are beginning to switch over to thrusters from their more traditional products. New uses for thrusters are popping up in the healthcare and sports industries. However, at Epsilon Eridani, a race of aliens has so overpopulated their own solar system that they must move many tens of billions of their people to another system before overcrowding destroys them.

The Breakers find a new home among the stars: Utopia. An engineered planet that is vast beyond comprehension with plenty of room to grow. They set up trade routes and work as mercenaries for their supplies...but trouble lurks. Pirates strike their merchant lanes. Key personnel are captured and enslaved. Straker is called upon to do something, and thus a new conflict is set in motion.

Revenger is a rocket-fueled tale of space pirates, buried treasure, and phantom weapons, of unspeakable hazards and single-minded heroism. . . and of vengeance. . . Adrana and Fura Ness are the newest crew members of the legendary Captain Rackamore's ship, using their mysterious powers as Bone...

Two years after the initial invasion of Hayden's World, the newly reinforced Hayden Militia is in a state of stalemate with the remaining enemy forces, but neither side is content to leave things at that. The alien alliance has dispatched their varsity to clean up the resistance on Hayden while the USF has officially activated Task Force V, the latest and most advanced combat ships built by humans. In the end there are some things you decide in the skies, but some can be settled only in the mud.

Following a successful coup, the leaders of the rebel Midway Star System struggle to forge a government free enough to please its citizens yet strong enough to secure power. But in a world where former rulers have become new foes, an alien threat to humanity may turn old adversaries into uncertain allies. General Artur Drakon knows three words describe someone who confides in a Syndicate CEO: Stupid. Betrayed. Dead. Despite his misgivings, he partnered with another former CEO to overthrow Syndic forces.