Showing titles in Hard Science Fiction

Years after a meteorite strike obliterated Washington, DC—triggering an extinction-level global-warming event—Earth’s survivors have started an international effort to establish homes on space stations and the Moon. The next step–Mars. Elma York, the Lady Astronaut, lands on the Red Planet, optimistic about preparing for the first true wave of inhabitants. The mission objective is more than just building the infrastructure of a habitat–they are trying to preserve the many cultures and nuances of life on Earth without importing the hate. But from the moment she arrives, something is off.

Get the Earth's Last Gambit bundle, featuring all four books in this first-contact series blending hard sci-fi and edge-of-your-seat action.

Tesla Crane, one of the richest women in the world, is on her honeymoon on an interplanetary space liner, cruising between Earth and Mars. She’s traveling incognito and is reveling in her anonymity. Then someone is murdered and her husband is named as the prime suspect. To save him from the frame-up, Tesla will risk exposure and face demons from her past. Even though doing so might make her the next victim.

The long-awaited new novel by the award-winning, best-selling author of Startide Rising and The Uplift War- an epic novel set 50 years from tomorrow, a carefully-reasoned, scientifically faithful tale of the fate of our world.

New Athens, Greece. 2744 CE. The Moirai expect obedience; humanity has chosen defiance. In the shadow of collapse, Hanna confronts the nexus once more, wielding the forbidden Crown that links human mind to cosmic thread. The final cut will decide whether civilization inherits true freedom, or unravels into silence.

It has been 40 years since the publication of this classic science-fiction novel that changed the way we look at the stars and ourselves. From the savannas of Africa at the dawn of mankind to the rings of Saturn as man adventures to the outer rim of our solar system, 2001: A Space Odyssey is a journey unlike any other.

Kyle Riggs is snatched by an alien spacecraft sometime after midnight. The ship is testing everyone it catches and murdering the weak. The good news is that Kyle keeps passing tests and staying alive. The bad news is the aliens who sent this ship are the nicest ones out there.

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.

What happens when a robot begins to question its creators? What would be the consequences of creating a robot with a sense of humour? Or the ability to lie? How do we truly tell the difference between man and machine? In I, Robot, Asimov sets out the Three Laws of Robotics - designed to protect humans from their robotic creations - and pushes them to their limits and beyond.

In the second volume of the Native Tongue trilogy, the time has come for Láadan - the secret language created to resist an oppressive patriarchy - to empower womankind worldwide. To expand the language's reach, female linguists translate the Bible into Láadan and a group of Roman Catholic nuns are tasked to spread the language. But when outraged priests detect their sabotage, they send a double agent to infiltrate and destroy the movement from the inside. 

How could robots be used in a time of war? Could a robot be raised like a child? Could we allow them to have children of their own? Is there any human profession that could never be performed by a robotic replacement? In The Rest of the Robots, robopsychologist Dr. Susan Calvin and engineers Powell and Donovan return to investigate many more puzzling anomalies and catastrophic malfunctions.

First contact with a mysterious race of aliens reveals an unusual request; a family's pet dog comes to grips with the newly bestowed gift of human-like intelligence; a poet, in danger and alone on a distant world, makes unlikely allies; hundreds of years in the future, a famous hermit lives in the sea above the now-underwater Harvard University; former friends navigate unsteady peace between human refugees and the technologically superior race that saved them; in a future where human life can be infinitely extended through cybertronic rebirth, one woman declines immortality.

Commander Scott McNabb, of the science vessel Hermes, is three years into a five-year-long survey of the asteroid belt. It’s an excruciatingly dull mission, yet it keeps him far away from the agencies that are chasing him down. However, his fortunes change, along with the other four crew members, when they discover a derelict spaceship in orbit around a binary asteroid. Scott’s share of the salvage would be enough to clear his name and start a new life.

Astronomers in England and America have made a terrifying discovery: an ominous black cloud the size of Jupiter is travelling straight towards our solar system. If their calculations are correct, the cloud’s path will bring it between the Earth and the Sun, blocking out the Sun’s rays and threatening unimaginable consequences for our planet.

In her acclaimed novel Mosaic, Jeri Taylor explored the previously unrevealed past of Captain Kathryn Janeway. Now, Pathways traces the winding roads that have led Janeway's fellow officers and closest friends to what may be the greatest crisis of their long journey home. A deadly encounter with...

The first of the acclaimed Vatta's War books, the exciting military science fiction series that features a swashbuckling spaceship-captain heroine who mixes commerce with combat.

When Kyle Wimberly, the hands-on president of Full Cycle Solar, Inc., investigates a unit failure, he finds an alien shuttle has crashed into it. The shuttle's captain is grievously injured, his crew dead. Then, to Kyle's surprise, the captain asks for help, speaking perfect English. Kyle and colleague Alexandra Reyes carry the captain to the shuttle's medical bay for treatment by its auto-doc. This simple act of compassion launches the two down a path that will change their lives and the world forever.

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.

Mary Robinette Kowal continues the grand sweep of alternate history begun in The Calculating Stars. The Fated Sky looks forward to 1961, when mankind is well established on the moon and looking forward to its next step: journeying to, and eventually colonizing, Mars. Of course the noted Lady Astronaut Elma York would like to go, but there’s a lot riding on whoever the International Aerospace Coalition decides to send on this historic - but potentially very dangerous - mission. Could Elma really leave behind her husband and the chance to start a family to spend several years traveling to Mars?

Fleet of Worlds takes a closer look at Human-Puppeteer (Citizen) relations and the events leading up to Niven's first Ringworld novel. Kirsten Quinn-Kovacks is among the best and brightest of her people. She gratefully serves the gentle race that rescued her ancestors from a dying starship, gave them a world, and nurtures them still. If only the Citizens knew where Kirsten's people came from.