Hard Science Fiction Space Opera

Thorvald Spear wakes in hospital, where he finds he's been brought back from the dead. What's more, he died in a human vs. alien war which ended a whole century ago. But when he relives his traumatic final moments, he finds the spark to keep on living. That spark is vengeance. Trapped and desperate on a world surrounded by alien Prador forces, Spear had seen a rescue ship arriving. But instead of providing backup, Penny Royal, the AI within the destroyer, turned rogue. It annihilated friendly forces in a frenzy of destruction, and years later it's still free.

In outer space you can never feel sure that your adversary is altogether human. The runcible buffers on Samarkand have been mysteriously sabotaged, killing many thousands and destroying a terraforming project. Agent Cormac must reach it by ship to begin an investigation. But Cormac has incurred the wrath of a vicious psychopath called Pelter, who is prepared to follow him across the galaxy with a terrifying android in tow.

A collection of 20 classic short stories by Isaac Asimov, author of the Foundation series, featuring the definitive and only in-print version of “Nightfall”.

The Galactics arrived with their Battle Fleet in 2052. Rather than being exterminated under a barrage of hell-burners, Earth joined a vast Empire that spanned the Milky Way. Today, Battle Fleet 921 is returning to Earth. It hasn't been seen by human eyes since our blissful day of Annexation. But what should be a joyful occasion, a chance to grovel at the feet of superior lifeforms, is rapidly becoming a nightmare.

A millennium into the future, two advancements have altered the course of human history: the colonization of the Galaxy and the creation of the positronic brain. On the beautiful Outer World planet of Solaria, a handful of human colonists lead a hermit-like existence, their every need attended to by their faithful robot servants. To this strange and provocative planet comes Detective Elijah Baley, sent from the streets of New York with his positronic partner, the robot R. Daneel Olivaw, to solve an incredible murder that has rocked Solaria to its foundations.

The planet Lusitania is home to three sentient species: a large colony of humans; the Pequeninos; and the Hive Queen, who was brought there by Ender Wiggin. Once again, the enemy (the Starways Congress) has gathered a fleet and is threatening to destroy Lusitania. Ender's oldest friend, Jane, an evolved computer intelligence, is trying to save the three sentient species of Lusitania, but the Starways Congress is destroying the computer world she lives in.

Earth’s entire fleet and all her legions are conscripted by the Galactics. Centurion McGill of Legion Varus is among countless troops pressed into service as cannon fodder for the Empire. Not everyone on Earth is happy with the demands of the Galactics. Earth has built up her military for decades, and now she might lose everything in a foreign war no one understands. As the man who has killed more Mogwa than any other human in history, McGill is approached and given a mission. He has a fateful decision to make.

Restoring the empire that had been destroyed 45 years earlier, Emperor Colin finds problems in the genocidal Achuutani and in his children, Sean and Harriet, who have been marooned on a hostile planet.

Detective Elijah Baiey is called to the Spacer world Aurora to solve a bizarre case of roboticide. The prime suspect is a gifted roboticist who had the means, the motive, and the opportunity to commit the crime. There's only one catch: Baley and his positronic partner, R. Daneel Olivaw, must prove the man innocent. For in a case of political intrigue and love between woman and robot gone tragically wrong, there's more at stake than simple justice. This time Baley's career, his life, and Earth's right to pioneer the Galaxy lie in the delicate balance.

Three against the stars! A sky pirate armed with superior weapons of his own invention.... First contact with an alien race dangerous enough to threaten the safety of two planets.... The arrival of an unseen dark sun whose attendant marauders aimed at the very end of civilization in this Solar System.... These were the three challenges that tested the skill and minds of the brilliant team of scientist-astronauts Arcot, Wade, and Morey.

The Phage War had been a devastating conflict for the Terran Confederacy. Even with the destruction of their terrifying, implacable foe, humanity is still reeling. Political alliances are crumbling, and their mighty fleet is in tatters. There is nothing to celebrate, even after such a complete victory. They soon learn that there are other stellar neighbors - and they've been watching the conflict with great interest. One species comes with an offer of friendship and alliance, but humanity is weary and distrustful.

Humanity had appeared to fend off the Sh'daar assault once and for all, though they never learned why the alien empire was driven to halt Earth's advancement toward technological Singularity. But in this war of worlds, victory is always elusive. And now a new battle begins. After 20 years of peace, not one but two fragile truces are unraveling. Alexander Koenig, the former Navy commander whose heroics forced the Sh'daar into submission, has won a second term as President of the United States of North America. But pursuing his mandate - sovereignty from the centuries-old Earth Confederation - becomes a risky proposition....

The Darshik war machine is flagging, but the war is far from over. Even as an exhausted Federation military tenses up for a counterattack after repelling the last Darshik invasion, reports are coming in of a new, more powerful class of ship that's striking deep into Terran space. Captain Jackson Wolfe has been given the fleet's newest, most advanced destroyer and tasked with eliminating this new threat before it can claim any more human lives. What he finds, however, is immeasurably more dangerous than just some new class of starship....

Panoply is a small efficient police force, dedicated to maintaining the rule of democracy among the ten thousand disparate city-states orbiting the planet Yellowstone. Ingvar Tench was one of Panoply's most experienced operatives. So why did she walk alone and unarmed into a habitat with a vicious grudge against her organization? As his colleagues pick up the pieces following her death, Prefect Tom Dreyfus must face his conscience.

The Hundred Worlds have withstood invasion by the relentless Hok for decades. The human worlds are strong, but the Hok have the resources of a thousand planets behind them, and their fleets attack in endless waves. The long war has transformed the Hundred Worlds into heavily fortified star systems. Their economies are geared for military output, and they raise specialized soldiers to save our species. Assault Captain Derek Straker is one such man among many.

The planet of Kiln is where the tyrannical Mandate keeps its prison colony, and for inmates the journey there is always a one-way trip. One such prisoner is Professor Arton Daghdev, xeno-ecologist and political dissident. Soon after arrival he discovers that Kiln has a secret. Humanity is not the first intelligent life to set foot there. In the midst a ravenous, chaotic ecosystem are the ruins of a civilization, but who were the vanished builders and where did they go?

The colony on Haven-7 has gone rogue. The colonists have split into two factions: the Techborn and the Dusters. The Techborn have always ruled the planet. They control the remnants of the crashed starship that brought humanity to this new world. The Dusters… they eat Techborn dust. Now, the Techborn strength is waning. Their weapons are getting old, and radiation leaks from the aging reactors have created mutations. Some of these, like their brutish troops known as Tuskers, have proven useful—but others are abominations.

Despite political foes, professional jealousies, and the scandal which drove her into exile, Capt. Honor Harrington has been offered a chance to reclaim her career as an officer of the Royal Manticoran Navy. But there's a catch. She must assume command of a "squadron" of jury-rigged armed merchantmen with crew drawn from the dregs of her service and somehow stop the pirates who have taken advantage of the Havenite War to plunder the Star Kingdom's commerce.

Wormhole technology has revealed that our sun will die in 5,000,000 years. A race of superbeings, the fabulous Xeelee, owners of the universe, are thought to be responsible. The bizarre and wealthy cult, the Superet, funds two projects aimed at combatting the force that will murder the sun.

One thousand years after Earth was destroyed in an unprovoked attack, humanity has emerged victorious from a series of terrible wars to assure its place in the galaxy. But during celebrations on humanity’s new homeworld, the legendary Captain Pantillo of the battle carrier Phoenix is court-martialed then killed, and his deputy, Lieutenant Commander Erik Debogande, the heir to humanity’s most powerful industrial family, is framed for his murder.