Hard Science Fiction Space Opera

Dan Davis, an electronics engineer, had finally made the invention of a lifetime: a household robot that could do almost anything. Wild success was within reach, but then Dan's life was ruined. In a plot to steal his business, his greedy partner and greedier fiancée tricked him into taking the "long sleep": suspended animation for 30 years.

Commodore Straker's rebellion grows in strength - but his enemies are growing even faster. Faced with a dozen rebel planets in their territory, the Mutuality finally takes notice of the upstart known as the Liberator, and they gather a vast fleet to crush him. Preparing for a titanic interstellar battle, it's clear Straker has no chance. His tiny enclave of free planets can't survive the weight of 1000 worlds. His own officers realize this, and some of them begin to turn against him....

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....

Growing up, Travis Uriah Long yearned for order and discipline in his life...he two things his neglectful mother couldn’t or wouldn’t provide. So when Travis enlisted in the Royal Manticoran Navy, he thought he’d finally found the structure he’d always wanted so desperately. But life in the RMN isn’t exactly what he expected. Boot camp is rough and frustrating; his first ship assignment lax and disorderly; and with the Star Kingdom of Manticore still recovering from a devastating plague, the Navy is possibly on the edge of budgetary extinction.

There is a milestone in the evolution of every sentient race, a Tech Singularity Event, when the species achieves transcendence through its technological advances. Now the creatures known as humans are near this momentous turning point. But an armed threat is approaching from deepest space, determined to prevent humankind from crossing over that boundary - by total annihilation if necessary.

Two worlds preparing their defenses.... A ship struggling to get back in the fight.... An enemy continuing its relentless attack.... A former enemy that could hold the answer.... With the fate of billions in his hands, Captain Scott is offered a way to save them all and end the bloodshed, but if it backfires, he could lose everything. Sometimes, there is no good choice.

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.

Planet Moscow is vaporized by an unnatural star explosion, prompting those who escaped to counterattack the likely culprit - planet New Dresden of the neighboring system. But New Dresden wasn't to blame, and as worlds go to war, an unseen enemy labors to destroy the universe itself.

A world recovering from a devastating plague. A brutal enemy threatening invasion. A young man seeking to escape the shadow of his father. A ship manned by a crew of fresh academy graduates. A top-secret experimental propulsion system. A questionable alliance with a mysterious green-eyed woman. What destiny has in store for the crew of the UES Aurora is far greater than any of them could ever imagine. And this is only the beginning....

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.

Where does one put a messianic cult of practicing cannibals? That becomes the question when Ashanti appears in Donovan's skies. She was designed for no more than four years in space. It's taken 10. The crew has sealed the transportees onto a single deck - and over the years, the few survivors down there have become monsters. Lead by the messiah, Batuhan, they call themselves the Unreconciled. With the discovery of a wasting disease among the Unreconciled, it's up to Kalico, Dya Simonov, and Mark Talbot to try and deal with the epidemic.

Autistic scientist Yasira Shien has developed a radical new energy drive that could change the future of humanity. But when she activates it, reality warps, destroying the space station and everyone aboard. The AI gods who rule the galaxy declare her work heretical, and Yasira is abducted by their agents. Instead of simply executing her, they offer mercy - if she'll help them hunt down a bigger target: her own mysterious, vanished mentor. With her homeworld's fate in the balance, Yasira must choose who to trust: the gods and their ruthless post-human angels, or a rebel scientist....

On the edge of a far frontier rests a place of gentle manners and common civility - Last Chance. Threats of war change all of that. A hero is needed. A savior. Meet Aaron Turner, the small unassuming man who runs the Last Chance General Store. He may not be all that they hoped for.

A new ally providing aid... An old ally joining the fight... Their resources growing with each passing day... Their homeworld finally on the road to recovery... Things finally seem to be coming together for Captain Scott and the Alliance as he takes his forces on the offensive. However, the Jung may in turn give him more trouble than he bargained for.

The struggle for survival sharpens as resources dwindle, technology fails, and the grim reality of life on Donovan unfolds. Supervisor Kalico Aguila has bet everything on a fragile settlement far south of Port Authority. There, she has carved a farm and mine out of wilderness. But Donovan is closing in. When conditions couldn't get worse, a murderous peril descends out of Donovan's sky - one that will leave Kalico bleeding and shattered.

From the king of modern space opera comes a new adventure in the Prefect Dreyfus series—Machine Vendetta is a thrilling tale of deadly conspiracies and old enemies that refuse to die. Panoply is a small, efficient police force, dedicated to maintaining the rule of democracy among the ten...

Alone and desperate, Eve sits in the control center of an alien structure. She has lost the other members of the team sent to explore exoplanet Proxima Centauri b. By mistake she has triggered a disastrous process that threatens to obliterate the planet. Just as Eve fears her best option may be a quick death, a nearby alien life form awakens from a very long sleep. It has only one task: to find and neutralize the destructive intruder from a faraway place.

Three years after Ashanti spaced for Solar System, Turalon reappears in the Donovanian sky. The Corporation has returned. Donovan’s wealth is a lure for the powerful families who control the Board. Unburdened by morals, they are bringing their battle for supremacy to Port Authority and a showdown that could tear The Corporation apart.

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...

Half-Navajo geologist Jamie Waterman has been selected for the ground team of the first manned expedition to our mysterious neighbor planet. Joining an international team of astronauts and scientists, he endures the rigors of training, the dangers of traveling an incredible distance in space, the challenges of an alien landscape, and the personal and political conflicts that arise when the team must face the most shocking discovery of all.