Hard Science Fiction Space Opera

In Neal Asher's Hilldiggers, during a war between two planets in the same solar system - each occupied by adapted humans - what is thought to be a cosmic superstring is discovered. After being cut, this object collapses into four cylindrical pieces, each about the size of a tube train. Each is densely packed with either alien technology or some kind of life. They are placed for safety in three ozark cylinders of a massively secure space station.

Onboard an ancient starship, Killeen and the Bishop tribe escape the mech-ruled world of Snowglade. Seeking refuge on a faraway planet, they discover vast wonders: an organic life-form as large as a world, a planet-coring cosmic string, a community of humans ruled by a brutal tyrant, and ultimately an alien race more awesome than any they have encountered. As they battle for survival against these myriad dangers, Killeen and his crew will gain an unforeseen ally - one that may determine humanity’s true destiny.

Rapid colonization of the moon is pushing both national space agencies and powerful corporations to negotiate a New Lunar Accord in an effort to prevent escalating conflicts over valuable resources and territory. But hope that this treaty will bring stability to the nascent lunar civilization is suddenly dashed when a high-energy solar storm causes a cascade of destruction to the vast satellite constellations that orbit Earth. Now it’s only a matter of weeks before the ever-increasing debris cloud makes travel back to the home planet impossible.

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.

Chiku Akinya, great granddaughter of the legendary space explorer Eunice and heir to the family empire, is just one among millions on a long one way journey towards a planet they hope to call their new home. For Chiku, the journey is a personal one, undertaken to ensure that the Akinya family achieves its destiny among the stars. The passengers travel in huge self-contained artificial worlds - holoships - putting their faith in a physics they barely understand.

New Canaan is under attack. Driven by Uriel, the Hegemony and its last remaining allies have sent their fleets against the ISF's homeworld. It's a final solution, little more than an attempt to bring about mutually assured destruction. Of course, the humans of Sol don't know that their leader is under the control of core AIs who do not care which side wins, so long as humanity is weakened. Tanis and Tangel have returned from the core, ready to defend their homes, but they lost a month in a temporal jump, and the core AIs are ready for them, led by one of Epsilon's lieutenants.

Alpha Station, orbiting the world of the atevi, has taken aboard 5,000 human refugees from a destroyed station in a distant sector of space. With supplies and housing stretched to the breaking point, it is clear that the refugees must be relocated down to the planet, and soon. But not to the atevi mainland, rather to the territory reserved for humans: the island of Mospheira. Tabini-aiji, the powerful political head of the atevi, tasks his brilliant human diplomat, Bren Cameron, to negotiate with the Mospheiran government.

First in a brand-new Foreigner trilogy by Hugo Award-winning author C. J. Cherryh. Tracker is the 16th installment of C. J. Cherryh's acclaimed Foreigner series.

There is an unseen power in the universe - a terrible force that was dominating the galaxy tens of thousands of years before the warlike Sh'daar were even aware of the existence of Sol and its planets. As humankind approaches the Singularity, when transcendence will be achieved through technology, contact will be made. In the wake of the near destruction of the solar system, the political powers on Earth seek a separate peace with an inscrutable alien life form that no one has ever seen.

When Unit Four - a biological soft robot built and stored high above the Jovian atmosphere - is activated for the first time, it’s in crisis mode. Aliens are attacking the Helium-3 mine it was created to oversee, and now its sole purpose is to defend Earth’s largest energy resource from the invaders in ship-to-ship combat. But something’s wrong. Unit Four doesn’t feel quite right. There are files in its databanks it can’t account for, unusual chemical combinations roaring through its pipes, and the primers it possesses on the aliens are suspiciously sparse.

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.

Gita Chithra, the captain of the intergalactic ship The Tempest, is used to leading her crew on simple retrieval and assistance missions. But when she receives a frantic distress call from Ri, the AI she trained from inception—making her like a daughter to Gita—she knows she’s in for something much more dangerous. Ri is trapped in the depths of Loki’s Ring, an artificial alien-made solar system, and says everyone in the vicinity has been infected and killed by a mysterious contagion. Gita and her team investigate, only to discover horrors at every turn.

Late in the 21st century, Earth receives what looks like an urgent plea for help from planet Proxima Centauri b in the closest star system to the Sun. Astrophysicists suspect a massive solar flare is about to destroy this heretofore-unknown civilization. Earth's space programs are unequipped to help, but an unscrupulous Russian billionaire launches a secret and highly-specialized spaceship to Proxima b, over four light-years away.

Sable Keech is a walking dead man. Was he resurrected because he was infected by the Spatterjay virus, or it took place late in a tank of seawater? Taylor Bloc wants to know the truth. He also wants more – adulation, power, control – and will go to any lengths to achieve them. An ancient hive mind has sent an agent to this uncertain world. Does it merely want to obtain the poison 'sprine' that is crucial to immortality? Erlin, still faced with the ennui of immortality, is interrupted by an angry whelkus titanicus, and begins a strange journey.

The enigmatic Greys have returned, bearing a host of stunning revelations regarding their role in Earth’s history, the Pelarans, and humanity’s place in the cosmos. Griffin, openly declaring his allegiance to both Terran Fleet Command and the world he has helped to build, agrees to accompany the Grey ship Ethereal on a high-risk recruiting operation spanning thousands of light years. Their mission: enlist the help of enough Guardian spacecraft to put an end to the out-of-control, tyrannical AI before its forces can reach Earth.

Aboard the hyperspace liner Redshift is a relativistic world of slow light and treachery. The first sign of trouble is the apparent suicide of a passenger. When first officer Jason Kraft discovers that she was murdered, Kraft wants to know why. Before long, a desperate group of people tries to use the hyperspace craft for their evil purposes, and Kraft is the only person in their way.

Half a million years in the future, on a dead, war-ravaged world at the centre of the galaxy, there is a mile-high statue of Michael Poole. Poole, born on Earth in the fourth millennium, was one of mankind's most influential heroes. He was not a warrior, not an emperor. He was an engineer, a builder of wormhole transit systems. But Poole's work would ultimately lead to a vast and destructive conflict, a million-year war between humanity and the enigmatic, powerful aliens known as the Xeelee. The Xeelee won.

This prequel to the Trade Pact Universe series begins in a time before the Clan had learned how to manipulate the M'hir to travel between worlds. Aliens have begun to explore the world of Cersi, upsetting the delicate balance between the Clan and the two other powerful races who coexist by set rules. And one young woman is on the verge of finding the forbidden secret of the M'hir - a discovery that could prove the salvation or ruin of her entire species.

Rika is mech-meat, a cyborg killing machine, created by the Genevian military and cast aside when the war was lost.This volume contains the first three novels of the Rika’s Marauders series: Rika Outcast, Rika Redeemed, and Rika Triumphant.

In the conclusion of the Poseidon's Children saga, the Akinya family receives an invitation from across the stars - and a last opportunity to redeem their name.... "Send Ndege". The cryptic message originated 70 light-years away from the planet Crucible, where Ndege Akinya lives under permanent house arrest for her role in the catastrophe that killed 417,000 people. Could it be from her mother, Chiku, who vanished during a space expedition decades earlier?