Hard Science Fiction Space

Aristide, a semi-retired computer scientist turned swordsman, is a scholar of the implied spaces, seeking meaning amid the accidents of architecture in a universe where reality itself has been sculpted and designed by superhuman machine intelligence. While exploring the pre-technological world Midgarth, one of four dozen pocket universes created within a series of vast, orbital matrioshka computer arrays, Aristide uncovers a fiendish plot threatening to set off a nightmare scenario, perhaps even bringing about the ultimate existential crisis: the end of civilization itself.

Bob Johansson didn't believe in an afterlife, so waking up after being killed in a car accident was a shock. To add to the surprise, he is now a sentient computer and the controlling intelligence for a Von Neumann probe. Bob and his copies have been spreading out from Earth for 40 years now, looking for habitable planets. But that's the only part of the plan that's still in one piece.

A slender novel of epic power and the winner of the Booker Prize 2024, Orbital deftly snapshots one day in the lives of six women and men traveling through space. Selected for one of the last space station missions of its kind before the program is dismantled, these astronauts and cosmonauts—from America, Russia, Italy, Britain, and Japan—have left their lives behind to travel at a speed of over seventeen thousand miles an hour as the earth reels below.

Earth becomes the target of an imminent cosmic threat Dr. Phil Bright is used to studying weather patterns, not wormholes. But when one of these mysterious tunnels in the space-time continuum appears and threatens Earth’s solar system, he’s pulled into a world far beyond anything anyone ever imagined. Enter a human professor from an unknown galactic kingdom who comes to offer salvation—but at a price—accept King Manay XII as Earth’s undisputed monarch. As Phil grapples with the fate of humanity, government skeptics, and the truth about the alien kingdom’s power, he’s faced ...

The mission was simple. Land on Aris-6. Eliminate the threat. Get out clean. But Jack Rourke isn’t seeing enemies—he’s seeing ghosts. Civilian casualties. Forgotten lives. And flashes of a past they told him never existed. Now the soldier who never questioned anything is asking the one thing that could get him killed: What if the real enemy is the system that built him? Outbound Recon is gritty, high-stakes military sci-fi for fans of shadow ops, buried pasts, and heroes who defy the system. Read now. Before Jack’s memory—and his life—are wiped for good. "A haunting exploration ...

Technology accelerates human evolution ... Yet extinction draws near ... After manifold technology accelerates evolution, humanity has colonised the stars. Lifespans stretch to hundreds of years. Worlds bloom with strange new life. Bryn, an Invigilator with a dark past, is tasked with keeping watch over the utopia. Summoned to stop a galaxy-devouring threat, he must discern friend from foe on the most distant human colony in existence: Wilderness Five. "Intelligent, fascinating and imaginative science fiction!” – Therese Schwartz, Amazon 5-star review, 2025 From Cambridge planetary ...

This classic science fiction masterwork by Isaac Asimov weaves stories about robots, humanity, and the deep questions of existence into a novel of shocking intelligence and heart.

An extraordinary astronomical discovery, an international conspiracy and a rush to the truth. When she discovers an exoplanet with an unstable orbit around the nearby star Tau Sagittarii, Uma knows something is not right. Is this an opportunity or a threat to humanity? In her struggle to uncover the truth behind her discovery, Uma meets Abdo, a clever robotics specialist presenting her with an alternative and unsettling interpretation of what she has detected. Together, Uma and Abdo unmask a conspiracy entangling the scientific community and corporations. Their lives are at stake, while a ...

Murdered parents and a crippled spaceship. That’s what pirates left for thirteen-year-old Meriel Hope and the orphans from the Light Speed Merchant Princess. But according to the authorities, pirates didn’t exist, which defined Meriel as crazy. They buried the investigation and Meriel’s past with it. Ten years later, Meriel has struggled to build a life for herself as a Cargo Chief on the Tiger working a circuit between Procyon A and Wolf 359. She’s kicked the mandatory drugs that controlled the nightmares and flashbacks and trained to Marine-3. And with five other marines on board,...

New York Times best-selling author Kim Stanley Robinson returns with a bold and brilliant vision of New York City in the next century. As the sea levels rose, every street became a canal. Every skyscraper an island. For the residents of one apartment building in Madison Square, however, New York in the year 2140 is far from a drowned city. There is the market trader, who finds opportunities where others find trouble. There is the detective, whose work will never disappear—along with the lawyers, of course.

The war raged across the galaxy. Billions had died, billions more were doomed. Moons, planets, the very stars themselves, faced destruction, cold-blooded, brutal, and worse, random. The Idirans fought for their Faith; the Culture for its moral right to exist. Principles were at stake. There could be no surrender. Within the cosmic conflict, an individual crusade. Deep within a fabled labyrinth on a barren world, a Planet of the Dead proscribed to mortals, lay a fugitive Mind. Both the Culture and the Idirans sought it....

They never wanted to get involved. Captain Riker has finally left Starfleet and is hoping to make it rich as a merchant astronaut, flying his ship the Phantom 500. Space is not a safe place, though. There are Lycans still lurking after the end of the Mars Wars and then there is the corrupt Starfleet. However, Riker and his crew are about to find that there are many more surprises that space has to offer that are about to determine the fate of Earth itself. He is joined on the Phantom 500 by his blue haired pilot, Aurora, and a huge hulking alien, Kakura. Together they are trying to import ...

The day that changed Melody's life was like any other over the previous two years. She'd found she had a gift for writing, and her career as an author had almost healed the pain of losing her job. When the Secret Service rang her bell, everything changed. Something was nearing Saturn…and it was slowing down. Had she been right about the object?

For physicist Armin Richter and historian Sam Osei, love has always been an equation of time and space. When Armin is chosen for the most ambitious mission in human history—a one-way journey to colonize a planet twelve light-years away—they refuse to accept a lifetime of separation. They craft The Plan, a brilliant, audacious, and near-impossible strategy to reunite. While Armin endures the cold sleep of hibernation and the brutal realities of interstellar travel, Sam will dedicate his life on Earth to securing a spot on the second ship, launching seventeen years later. It is a promise ...

Hadrian Marlowe is lost. For half a century, he has searched the farther suns for the lost planet of Vorgossos, hoping to find a way to contact the elusive alien Cielcin. He has not succeeded, and for years has wandered among the barbarian Normans as captain of a band of mercenaries. Determined to make peace and bring an end to nearly 400 years of war, Hadrian must venture beyond the security of the Sollan Empire and among the Extrasolarians who dwell between the stars.

A soul-searching mission beyond the stars. A fractured crew. One man’s faith may ignite a revolution. In a new age of space exploration, the GASA Rosen Bridge embarks on the Earth’s first trans-Solar system expedition through the Rosen Bridge, a recently discovered passage way between systems. On the other side, they find Nuvum, a planet unexpectedly inhabited. What begins as a mission of discovery soon finds more to discover that they ever thought possible. Commander Rick Morgan must not only navigate the stars but his own destiny as well, when he encounters a local disciple of the ...

On a remote, icy planet, the soldier known as Breq is drawing closer to completing her quest. Once, she was the Justice of Toren - a colossal starship with an artificial intelligence linking thousands of soldiers in the service of the Radch, the empire that conquered the galaxy. Now, an act of treachery has ripped it all away, leaving her with one fragile human body, unanswered questions, and a burning desire for vengeance.

From bestselling author Saxon Andrew comes Defending Eden. Humans were forced for the second time to flee their planet due to an imminent attack from an aggressive civilization. They decided the only way to avoid fleeing again was to find a planet where they could hide and not be found. They chose a world without oceans covered in forests with giant trees; they named it Eden because of the abundance of life and biodiversity. The climate above the trees was hot year-round and the predators that inhabited Eden were out of a horrific nightmare. Giant meat-eating carnivores, pack hunting ...

Magic flows through the Milky Way. All are scanned before birth. When a starship mechanic casts spells, he becomes the galaxy's most wanted outlaw. Mack Rivera fixes starships for a living. He loves coastal drives, carne asada-flavored ramen, his high school sweetheart, and his scholarship at Terran Galactic New Cal. When his life is threatened, dormant magic surges to the surface, and the spells he casts save his life. The problem is, the prenatal scan missed his magical aptitude, and every spell-slinger is registered by the Bureau of Enchanted Action and Management before they're even ...

In this present-day science fiction novel, Earth confronts an alien invasion. But not from a marauding army. It’s just one guy who got a bad tip. Jacob is a Prospector. He makes a living by discovering lost civilizations on long dead-worlds and selling off their cultural relics. And now he’s chasing a hot lead about a world where the population has only recently perished due to climate change. The artifacts would be worth a fortune. But when he reaches the planet called Earth, it isn’t dead at all. And the people there don’t appreciate him saying so. But they do like his spaceship. ...