Hard Science Fiction Space Opera

In Battle Station, Kyle Riggs faces new challenges, new alien fleets, and learns the secrets behind the war he has been fighting for years. In the fifth book of the Star Force Series, the Eden system is in humanity's grasp, but can they keep it? Star Force is weak after a long war, and many yearn to go home. Knowing the machines will return with a new armada eventually, Riggs seeks a more permanent solution. Along the way, worlds are won and lost, millions perish, and great truths are revealed.

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.

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.

When Earth failed, it sent out arkships to establish new outposts. So the spaceship Enkidu and its captain, Heorest Holt, carried its precious human cargo to a potential new paradise. Generations later, this fragile colony has managed to survive on Imir, eking out a hardy existence. Yet life is tough, and much technological knowledge has been lost. Then strangers appear, on a world where everyone knows their neighbour.

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....

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.

Max Tyco is just beginning to understand what it means to be a Rowki Guardian. There are plenty of bruises and bumps along the way. But if he's going to face the threats at his door he'll have to learn some new skills. Sardonium is the metal of the Rowki Guardians. Imbued into their weapon of choice, it grants its wielder a power that can tip the odds in their favor. But all great power comes with a cost. The first portal has been discovered. The other two are being searched for. Treasure seekers, merchants and bounty hunters swarm to Ivandor.

When a colonist dies in tragic circumstances, just a few sols before a major terraforming experiment, Dr. Jann Malbec begins to suspect that all is not what it seems. Her fears begin to grow when every attempt she makes to investigate the death is thwarted by the ruling council on Mars. In desperation, she resorts to secretly recruiting a recently arrived colonist, Mia Sorelli, an ex-cop with a troubled past, to quietly look into the incident. But Mia has some very good reasons why she left her old life on Earth behind.

The Year is 2040. The Marines have landed on Mars to guard the unearthed secrets of an ancient and dangerous alien race: Ourselves. Scientists have discovered something astonishing in the subterranean ruins of a sprawling Martian city: startling evidence of an alternative history that threatens to split humanity into opposing factions and plunge the Earth into chaos and war.

The Borwyn remain undeterred as they gather hardware and rally their allies. It’s best not to fight from within a vacuum, unless that vacuum is space, and the fight is between starships. The crew of Chrysalis are challenged afresh when their goal is changed in light of new revelations. Jaq, Crip, Max, and the rest continue their fight against the Malibor in this fast-paced continuation of the Starship series.

2040: Ruins of ancient civilization uncovered on Mars reveal startling truths about the creation of humankind. 2042: In the gray dust of the Earth's Moon, an extinct enslaving race left behind more answers, more questions...and a grim warning. 2067: As Earth's warring factions clash in space for scraps of alien technology, a strange artifact lies trapped beneath the ice-locked oceans of Europa: a machine that holds the key to the final human destiny. It is called "The Singer" for the eerie tone it emits.

It is the dawn of the 21st century, and America is in trouble. Public schools breed apathy and ignorance, and politics has become the art of the quick fix. There is one woman, though, who has both the vision and the money to leverage change. Mariesa Gorley van Huyten, heiress to one of the great American fortunes, is determined to bring America, and the rest of the world, back on track. She founds an educational subsidiary in hopes of raising a new, less cynical generation.

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.

Fleet of Worlds takes a closer look at Human-Puppeteer (Citizen) relations and the events leading up to Niven's first Ringworld novel. Kirsten Quinn-Kovacks is among the best and brightest of her people. She gratefully serves the gentle race that rescued her ancestors from a dying starship, gave them a world, and nurtures them still. If only the Citizens knew where Kirsten's people came from.

The year is AD 7000. The human species is extinct - for the fourth time - due to its fragile nature. Krina Alizond-114 is metahuman, descended from the robots that once served humanity. She’s on a journey to the water-world of Shin-Tethys to find her sister Ana. But her trip is interrupted when pirates capture her ship. Their leader, the enigmatic Count Rudi, suspects that there’s more to Krina’s search than meets the eye.

Many millennia ago, the human race was enslaved by the An - a fearsome alien people whose cruel empire once spanned the galaxies, until they were defeated and consigned to oblivion. But a research mission to the planet Ishtar has made a terrifying - and fatal - discovery: The Ahanu, ancestors of the former masters, live on, far from the reach of Earth - born weapons and technology ... and tens of thousands of captive human souls still bow to their iron will.

Captain Graciela is where she wants to be, far from her controlling mother, in a rented solar sail cargo ship, trading and gambling throughout the heliosphere. It can be lonely in the void, but the crew on the H2LiftShip, the LunaCola, is all the help she needs: Jack, a talking dog with a nose for Earth jerky, Tang, a poker-obsessed orangutan, and Octopus, in his watery navigation station, are her constant companions on her journey.

The sky is not the limit. From an alley in New York to an interstellar wormhole, the path to the future looks different for everyone. These cosmic short stories from some of today’s most influential Black authors reveal a universe of possibilities.

Tales of Dune collects eight of Herbert and Anderson’s Dune short stories, ranging from the period of the Butlerian Jihad to the time of young Paul Atreides to a story set during the events of the novel Dune to the very end of Frank Herbert’s future history.

A gripping collection of stories about machines called Berserkers that are programmed to destroy all organic life.