Showing titles in Hard Science Fiction

The witnesses are legion, scattered across the world and dotted through history, people who looked up and saw something impossible lighting up the night sky. What those objects were, where they came from, and who - or what - might be inside them is the subject of fierce debate and equally fierce mockery, so that most who glimpsed them came to wish they hadn't. Most, but not everyone.

Ray’s discovery of the Orb, an alien artefact brimming with revolutionary technologies, forever changed humanity. Simon journeys into Enospace, a weird realm of boundless possibilities, where he explores uncharted worlds, encounters mysterious entities, and confronts the consequences. This bold science fiction odyssey weaves planetary transformation, spacetime manipulation, and humanity’s cosmic ascension into a breathtaking narrative, which blends cutting-edge hard science with imaginative storytelling.

A ship under siege. A world on the brink of civil war. A distraught people seeking a new beginning. A battle weary crew that can barely hold it together. Even a legend can use a little help from time to time. The crew of the Aurora, the Karuzari, and the Corinairans must find a way to work together, or else they may all perish.

In 3001: The Final Odyssey, Arthur C. Clarke brings the greatest and most successful science fiction series of all time to its magnificent, stunningly unforeseen conclusion. As we hurtle toward the new millennium in real time, Clarke brilliantly, daringly leaps one thousand years into the future...

Six months have passed since the release of Nexus 5. The world is a different, more dangerous place. In the USA, the freedom fighters of the Post-Human Liberation Front use Nexus to turn men and women into human time bombs aimed at the President and his allies. The first blows in the war between human and post-human have been struck.

A year ago the Kher Empire was forced to retreat, but they were not beaten. In Orion Fleet, they return with a new weapon. A huge ship driven by AI begins methodically grinding inhabited worlds to dust. This unstoppable enemy is without fear or remorse, and the Rebels begin a desperate battle just to slow its advance. Leo Blake takes Earth's first warship into space to find a counter to this deadly new attack. The Imperial Fleets take notice of Earth's interference, and they're intent upon revenge. Even if he wins, Blake might have doomed our homeworld.

The culminating volume in The Saga of Seven Suns weaves together the myriad story lines in a spectacular grand finale. Galactic empires clash, elemental beings devastate whole planetary systems, and the factions of humanity are pitted against one another. Heroes rise and enemies make their last stands in the climax of an epic tale eight years in the making. The Saga of Seven Suns is one of the most colorful and spectacular science-fiction epics of the past decade.

The Ringworld is a landmark engineering achievement, a flat band 3-million-times the surface area of Earth, encircling a distant star. Home to trillions of inhabitants, not all of which are human, and host to amazing technological wonders, the Ringworld is unique in all of the universe.

Britain, the not-too-distant future. Idir is taking the British Citizenship Test. He wants his family to belong. Twenty-five questions to determine his fate. Twenty-five chances to impress. When the test takes an unexpected and tragic turn, Idir is handed the power of life and death. How do you value a life when all you have is multiple choice?

In the second book of the Star Force series, Kyle Riggs has another bad year. The Nano ships have a new mission--one that sentences their pilots to death. Meanwhile, the governments of Earth want to steal Star Force's Nano technology for their own. Worst of all, Earth has made a promise to the Macros, and the machines are coming to collect.

It started the night Geena and Henry broke up. What was that strange light in the sky? A new star? A comet? Neither. It was the death of Venus. As if to commemorate the end of NASA’s golden couple, our neighbor planet exploded into a brilliant cloud of dust and debris, showering the Earth with radiation and bizarre particles as big as bacteria - a 10-dimensional superstring nanovirus that literally eats rock, transforming it into liquid, and then into molecule-size black holes that devour the very fabric of space-time.

Following a successful coup, the leaders of the rebel Midway Star System struggle to forge a government free enough to please its citizens yet strong enough to secure power. But in a world where former rulers have become new foes, an alien threat to humanity may turn old adversaries into uncertain allies. General Artur Drakon knows three words describe someone who confides in a Syndicate CEO: Stupid. Betrayed. Dead. Despite his misgivings, he partnered with another former CEO to overthrow Syndic forces.

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

For many billions of years, humans - having conquered the curse of aging - spread throughout the entire Milky Way. They are able to live all their dreams, but to their great disappointment, no other intelligent species has ever been encountered. Now, humanity itself is on the brink of extinction because the universe is dying a protracted yet inevitable death.

From the bestselling author of Lost in Time and Quantum Radio comes a new mind-bending thriller: a group of strangers with tinnitus begins seeing numbers—numbers they soon realize are a code that will change the world.

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.

Leo Graf was just your average highly efficient engineer: mind your own business, fix what's wrong, and move on to the next job. But all that changed on his assignment to the Cay Habitat, where a group of humanoids had been secretly, commercially bioengineered for working in free fall. Could he just stand there and allow the exploitation of hundreds of helpless children merely to enhance the bottom line of a heartless mega-corporation?

The science vessel Hermes has been urgently recalled from its mission to survey the moons of Saturn, just as First Officer Miranda Lee receives bad news from home - her mother is dying so she must leave the ship and return to Earth - for good. Commander Scott McNabb is so distraught by her sudden decision to leave that he pays little or no attention to the parameters of the new mission being requested by the Council of Europa. Big mistake. Powerful forces on Earth are now moving to resume inter-AI communications, risking the development of an all-out war.

In the 31st century, humanity stands on the precipice of extinction. The human colonies throughout the galaxy have been decimated by the relentless assault of the Korilian Empire, leaving Earth as the final refuge. Humankind's last hope rests on the tactical prowess of Admiral Jon McCarthy and the foresight of the Nexus House, an ancient conclave of clairvoyants who have long guided humanity's path.

Two irresistible forces are rushing together to crush the planet Grayson between them, and only one woman, uncertain of her capabilities, weary unto death, and marked for murder -stands between her adopted planet and its devastation.