Showing titles in Hard Science Fiction

The Klikiss, a now-extinct alien civilization, left behind vast technological information that has been discovered by two xenoarchaeologists. One discovery, a device that converts gas planets into life-giving suns is quickly put to the test with unimaginable results. Arising out of the test is a new alien species that threatens every human. Mankind is left with the dim reality - either fight the new alien life form or face humiliation, death and extinction. This riveting adventure swings you from one wondrous realm to another as the Hidden Empire is sought after and exposed. 

After the daring rescue of a political dissident, Omega Force is contracted to investigate a rash of violent attacks on civilian shipping lanes within a group of star systems known as the Concordian Cluster. It seems a simple enough job with a huge payday at the end, and it's exactly what the ragtag group of mercenaries needs in order to keep their ship flying and to stay one step ahead of those hunting them.

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.

In The Time Meddler, the turbulent English coastline in 1066 is the scene of a troubled encounter between the Meddling Monk and the First Doctor, Steven and Vicki. In The Deadly Assassin, the Fourth Doctor returns to Gallifrey and is framed for presidential murder. In Shada, the Fourth Doctor and Romana visit their old friend, the retired Time Lord Professor Chronotis, at Cambridge University. In The Mark of the Rani, the TARDIS lands the Sixth Doctor and Peri in the Industrial Revolution.

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.

Ever since he joined Omega Force, Captain Jason Burke has lived with the underlying fear that one day Earth would be discovered. His desire to keep Earth's existence and location a secret has driven him to extremes, and kept him far away from his homeworld for a long time. But now Jason's greatest fear is realized, and a fleet of alien ships has attacked his planet. Omega Force rushes to Earth's defense, but the ships are like none they've ever encountered, and employ weapons they have no defense for.

The first book in the epic saga of humankind's war of transcendence 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...

An alien message is now humanity’s only hope. Decoding the signal has given us one chance to stop the Anomaly, an ever-tightening cosmic noose, before it squeezes the life out of Earth. The only problem is, the aliens’ single instruction sounds like a bona fide death wish. They want me to step through their incredible quantum gateway, an enigma wrapped in starlight. Believe me: if I had any other option, I’d be taking it. But with the best data giving Earth a few days before the Anomaly consumes us, options are in short supply. Suicide or salvation? I’m about to find out.

Admiral Jon McCarthy, a Nexus Ten with the gift of foresight, stands as humanity's last beacon of hope against the relentless Korilian Empire. With the outcome of the brutal 33-year war tilting in the Korilians' favor again, McCarthy must lead 3rd Fleet on a perilous mission behind enemy lines. By his side is Lara Anderson, a woman whose absence from a prime timeline—rendering her past and future indiscernible—may hold the key to humanity's survival.

After being lost in space for 11 years, Gabe finally makes his triumphant return to reunite with Alex and Chase and retrieve a possibly alien artifact - which may lead them to solve the greatest archaeological mystery of their careers, in the eighth installment of the Alex Benedict series.

The Quantum Thief is a dazzling hard SF novel set in the solar system of the far future - a heist novel peopled by bizarre post-humans but powered by very human motives of betrayal, revenge and jealousy. It is a stunning debut. Jean le Flambeur is a post-human criminal, mind burglar, confidence...

As a powerful, cybernetically enhanced elite soldier her job is to do all the dirty work for the mega-corporation she belongs to. She and her elite cyborg squad are deployed on the most dangerous missions – to protect Olympias from threats outside and inside at any cost. One day, a malfunction in her implants separates her from the all-controlling grid. For the first time in her life, Nephilim is free.

Caught up in an experiment gone wrong, Joseph Schwartz is transported forward in time from post-war Chicago to the heyday of the first Galactic Empire. Earth, he soon learns, is a backwater, despised by the other two hundred million planets of the Empire because its people dare to claim it as the original home of man. And Earth is poor, with great areas of radioactivity ruining much of its soil – so poor that everyone is sentenced to death at the age of sixty. And Joseph Schwartz is sixty-two.

Three hundred years ago, the S.S. Valiant was destroyed during an ill-fated attempted to cross the legendary Galactic Barrier. Starfleet had always assumed that the Valiant had perished with all hands aboard, until a pair of unusual humanoids arrive at Starbase 209, claiming to be the...

Come back to the Ringworld - the most astonishing feat of engineering ever encountered. A place of untold technological wonders, home to myriad humanoid races, and world of some of the most beloved science fiction stories ever written.

The human Louis Wu; the puppeteer known as the Hindmost; Acolyte, son of the Kzin called Chmeee: legendary beings brought together once again in the defense of the Ringworld. Something is going on with the protectors.

Fourteen people arrive on the strange planet of Delmak-O. They have nothing in common other than a desire to make a fresh start–and they have no idea why they are there and no way of escaping. And then the first murder takes place....

Fresh from his latest collaboration with Terry Pratchett on the Long Earth sequence Stephen Baxter now returns to the mysteries and challanges first hinted at in his acclaimed novel PROXIMA. In PROXIMA we discovered ancient alien artifacts on the planet of Per Ardua - hatches that allowed us to...

The shadows are rising. The alliance is breaking. High Queen Serita must rally her scattered forces as the Crown of Shadows spreads its grip across the stars. In a universe where hope itself is hunted, can the light endure? War spreads like fire across the stars. High Queen Serita Hernandez and her loyal allies are thrust into the deadliest battle yet, where shadows strike from every corner of the galaxy and enemies rise faster than friends can be found. Old loyalties fracture. New powers awaken. And every choice threatens to tip the balance between survival and ruin.

The popular adventures of Miles Vorkosigan, a clever and outlandish science fiction hero for the modern era, continue in these three tales. In The Mountains of Mourning, Miles is dispatched to a back-country region of Barrayar, where he must act as detective, judge, and executioner in a controversial murder case. In Labyrinth, Miles adopts his alternate persona as Dendarii Mercenary Admiral Naismith for an undercover mission to rescue an important research geneticist from Jackson’s Whole. And in the title story, Miles infiltrates an escape-proof Cetagandan POW camp.

The quadrant is burning. Violent, deadly uprisings are breaking out, seemingly at random, all across the Confederation's sphere of influence. The response by the powerful Confederation Fleet has been swift and decisive, but for every planet they restore order to, another erupts into chaos. Omega Force is working along the frontier worlds when they're forced to come to the aid of a longtime ally and soon realize that the two events are not unrelated.