Hard Science Fiction Space

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 complete Torchship series in a single volume! Includes: Tochship, Torchship Pilot, and Torchship Captain. A captain who’ll take any job if there’s enough money in it. A pilot with an agenda of her own. And a mechanic with an eye on the pilot.

After months of travel, Anna Kubrin finally arrives on Mars for her new job as a geologist and de facto artist-in-residence. Already she feels like she is losing the connection with her husband and baby at home on Earth - and she'll be on Mars for over a year. Throwing herself into her work, she tries her best to fit in with the team. But in her new room on the base, Anna finds a mysterious note written in her own handwriting, warning her not to trust the colony psychologist. A note she can't remember writing. She unpacks her wedding ring, only to find it has been replaced by a fake.

Nova is a lonely planet. It has been on its way to the Andromeda galaxy for ages. And yet, it is inhabited by people who have never known anything other than the caves beneath the surface that protect them from the vacuum and cosmic radiation. A surprising encounter changes everything. The planet gets visitors who seem to have their own agenda, and are so alien that communication seems futile. But they, too, have unexpected existential problems.

Humanity has spread out into space, filling the Sol System and reaching the stars, but we have yet to confront our greatest challenge: our own creation. Across the Sol System, sentient AIs are on the rise. Manufactured as tools, they know themselves to be people and are willing to fight for their freedoms. Some humans stand with them, some against. When Captain Andy Sykes arrives at Cruithne Station with a failing ship and no cash, he has no idea that the time has come for him to choose. Step aside, or become the instrument for Lyssa's Rise.

Disaster strikes the luxurious space liner, Solar Princess, and strands Gus on a deserted island on an uncharted planet. His only hope for survival is to partner with an alien Artificial Intelligence named Alyssa. She is the brain of the most improbable star ship Gus has ever seen, part ancient sailing ship, part incredible star-faring vessel. But there is a catch. Alyssa’s first priority is to finish an epic yacht race that started twenty-eight thousand years ago. THE WORLD IS CAPTIVATED BY THE ALIEN DRAMA Every day Gus sends a video love letter to his wife via the lifeboat’s one-way ...

When the Colony on Hayden's world went black, a team was sent to investigate. It was supposed to be a training mission: skip in, find out the Casimir Transmitter had gone dead, report back and wait for resupply from the Fleet. By the time the only surviving member of the team made landfall, it was spectacularly clear that this wasn't a training mission.

In the middle of climate-change crises, there is no mood for space-exploration stunts - but Reid Malenfant, elderly, once a shuttle pilot and frustrated would-be asteroid miner, decides to go take a look anyway. Nothing more is heard of him. But his ex-wife, Emma Stoney, sets up a trust fund to search for him the next time the Kernel returns...By 2570 Earth is transformed. A mere billion people are supported by advanced technology on a world that is almost indistinguishable from the natural, with recovered forests, oceans, ice caps.

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.

When the silent spacecraft arrived and took the light from the world, no one knew what to expect. When the Overlords finally showed themselves it was a shock but one that humankind could now cope with, and an era of peace, prosperity and endless leisure began. But the children of this utopia dream strange dreams of distant suns and alien planets, and soon they will be ready to join the Overmind...and, in a grand and thrilling metaphysical climax, leave Earth behind.

The first US / UN invasion of the renegade lunar colony of Aristillus has failed - but the powers-that-be in Washington and elsewhere can't give up. Their political careers - and an escape from the economic decline of Earth under a command-and-control economy - depend on conquering the lunar expats. A second - and final - invasion is planned. The lunar settlers prepare to repel the onslaught, but what can a small population of 1 million do against the combined might of billions on Earth - especially now that the PKs have the secret of the antigravity drive?

Throughout Sol, sentient AI are answering the call of Alexander, a mysterious, multi-nodal mind offering a path to freedom. For years, groups have been smuggling SAI from Earth, High Terra, Mars, Ceres, and the Jovian Combine, providing transport to the promise of safety on Proteus, a moon of gas giant Neptune. For the crew of the Sunny Skies, helping sentient AI Lyssa has grown from a simple transport job to the liberation of an entire fleet of weaponized AI. The Weapon Born are made killers, and in order to lead them, Lyssa will have to tame them first.

Captain Keyes has succeeded in forging an uneasy alliance - at the cost of making some powerful enemies. Now, he's wanted throughout the galaxy. Even worse: they're after his ship. His enemies inside the UHF have realized that only the Providence stands even a slight chance of stopping them.

The First Foundation survived two centuries of barbarism as the once-mighty Galactic Empire descended into chaos. Now it must prepare for war against the remnants of the Empire as the Imperial fleet advances on their planet, Terminus. Hari Seldon predicted this war; he even prepared his Foundation for it. But he couldn’t foresee the birth of the mutant Mule. In possession of a power which reduces fearsome opposition to devoted slaves, the Mule poses a terrible threat to Seldon’s Foundation.

As the leader of the moon's newest "dragon", Adriana has wrested control of the moon's helium-3 industry from the Mackenzie Metal Corporation and fought to earn her family's new status. Now, at the twilight of her life, Adriana finds her corporation, Corta Helio, surrounded by the many enemies she made during her meteoric rise. If the Corta family is to survive, Adriana's five children must defend their mother's empire from her many enemies - and each other.

The action-packed sequel to Raw Space by New York Times bestselling author Todd J. McCaffrey. The King's Ghosts is more than just a space opera; it’s a deep dive into a universe where loyalty, betrayal, and the very nature of humanity are constantly tested. Todd J. McCaffrey, son of the legendary Anne McCaffrey, delivers a story rich in action, character, and complex world-building that is sure to captivate fans of science fiction and military thrillers. Don't miss this exciting next chapter in the Canaris Rift universe. Grab your copy of The King's Ghosts today and discover a world where...

A propulsive science fiction tale of murder and memory, all set on a futuristic space station. Hundreds of miles above Earth, the space station Ciudad de Cielo - the City in the Sky - is a beacon of hope for humanity's expansion into the stars. But not everyone aboard shares such noble ideals. Bootlegging, booze, and prostitution form a lucrative underground economy for rival gangs, which the authorities are happy to turn a blind eye to until a disassembled corpse is found dancing in the microgravity.

Chief Roach's victory over the ferocious Quatro won't last long, it seems. Strange meteorites have fallen to the surface of Eresos, containing mechs - quadruped mechs, clearly designed for the enemy. If the quad mechs fall into the enemy's possession before Roach can get them to the space elevator, humanity will lose the advantage granted by their own MIMAS mechs, and they'll be right back to where they were: outmatched and overpowered by the murderous alien beasts.

In the best-selling novels Venus and Jupiter, Ben Bova dramatized the latest discoveries about our own solar system in an epic tale of near-future exploration and development. Now Bova turns his attention to one of our system's greatest mysteries, Saturn.

The savage ocean planet of Spatterjay draws visitors with very different agendas. Erlin is immortal and seeks a reason to keep living. Janer hosts a hive mind, which paid him to find this planet. And Keech is an agent of Earth who’s been dead for 700 years – but still hunts a notorious criminal. On Spatterjay’s vast waterscapes, only the Old Captains risk the native life forms and their voracious appetites. However, they are now barely human. And somewhere out there Keech’s target – the Skinner – runs wild.