Hard Science Fiction Space

Astronaut Lee Rifkin's life is about to change. NASA has done the math. The space object named Cassandra 22007 is not behaving as expected. He will lead a team on a cutting-edge ship to get a closer look. But another group wants to get there first. Who is this shadow organization that seems to be one step ahead of them? Agent Jenna Haynes works to put together the pieces that will pull the veil off those who seem to have known about Cassandra's arrival since long before NASA spotted it. What is their goal?

Adda and Iridian are newly minted engineers, but aren't able to find any work in a solar system ruined by economic collapse after an interplanetary war. Desperate for employment, they hijack a colony ship and plan to join a famed pirate crew living in luxury at Barbary Station, an abandoned shipbreaking station in deep space. But when they arrive there, nothing is as expected. The pirates aren't living in luxury - they're hiding in a makeshift base welded onto the station's exterior hull.

Where does one put a messianic cult of practicing cannibals? That becomes the question when Ashanti appears in Donovan's skies. She was designed for no more than four years in space. It's taken 10. The crew has sealed the transportees onto a single deck - and over the years, the few survivors down there have become monsters. Lead by the messiah, Batuhan, they call themselves the Unreconciled. With the discovery of a wasting disease among the Unreconciled, it's up to Kalico, Dya Simonov, and Mark Talbot to try and deal with the epidemic.

Max Tyco is just beginning to understand what it means to be a Rowki Guardian. There are plenty of bruises and bumps along the way. But if he's going to face the threats at his door he'll have to learn some new skills. Sardonium is the metal of the Rowki Guardians. Imbued into their weapon of choice, it grants its wielder a power that can tip the odds in their favor. But all great power comes with a cost. The first portal has been discovered. The other two are being searched for. Treasure seekers, merchants and bounty hunters swarm to Ivandor.

So far, Officer Candidate School is living up to its cutthroat reputation. Still, the merciless mental, physical, and psychological torture may be worth it for Lance Warder to have a chance to fight in space. The space that awaits isn't for the faint of heart. He'll have to shed his mental chains to prove his mettle. Because no one cares who your father is when you're faced with unknown threats in a dark, infinite void.

The struggle for survival sharpens as resources dwindle, technology fails, and the grim reality of life on Donovan unfolds. Supervisor Kalico Aguila has bet everything on a fragile settlement far south of Port Authority. There, she has carved a farm and mine out of wilderness. But Donovan is closing in. When conditions couldn't get worse, a murderous peril descends out of Donovan's sky - one that will leave Kalico bleeding and shattered.

Autistic scientist Yasira Shien has developed a radical new energy drive that could change the future of humanity. But when she activates it, reality warps, destroying the space station and everyone aboard. The AI gods who rule the galaxy declare her work heretical, and Yasira is abducted by their agents. Instead of simply executing her, they offer mercy - if she'll help them hunt down a bigger target: her own mysterious, vanished mentor. With her homeworld's fate in the balance, Yasira must choose who to trust: the gods and their ruthless post-human angels, or a rebel scientist....

The virtual persona of a long-dead visionary entrepreneur threatens to incite a revolution from space that could topple Earth's powerful and repressive religious-technological dictatorship in this ingenious science-fiction classic.

They’re here. They’ve arrived. And they’re all eyes. The Voltarian scouting party - illegal aliens extraordinaire - on a top-secret expedition led by one Jettero Heller, Royal Officer of the Fleet. His mission: rescue the planet from pollution - and make it safe for the upcoming invasion. His problem: The planet may not want to be saved - and the invasion may just be a trick.

Throughout the Fourteen Worlds of humanity, no race is as feared and respected as the Dorsai. The ultimate warriors, they are known for their deadly rages, unbreakable honor, and fierce independence. No man rules the Dorsai, but their mastery of the art of war has made them the most valuable mercenaries in the known universe. Donal Graeme is Dorsai, taller and harder than any ordinary man. But he is different as well, with talents that maze even his fellow Dorsai. And once he ventures out into the stars, the future will never be the same....

Fifty years ago, Mira, humanity's last hope to find new resources, exited the solar system bound for Proxima Centauri B. Seven years into her mission, all transmissions ceased without warning. Mira and her crew were presumed lost. Humanity, unified during her construction, splintered into insurgency and rebellion.

Alone and desperate, Eve sits in the control center of an alien structure. She has lost the other members of the team sent to explore exoplanet Proxima Centauri b. By mistake she has triggered a disastrous process that threatens to obliterate the planet. Just as Eve fears her best option may be a quick death, a nearby alien life form awakens from a very long sleep. It has only one task: to find and neutralize the destructive intruder from a faraway place.

For centuries, men and women have manned lighthouses to ensure the safe passage of ships. It is a lonely job and a thankless one for the most part. Until something goes wrong. Until a ship is in distress. In the twenty-third century, this job has moved into outer space. A network of beacons allows ships to travel across the Milky Way at many times the speed of light. These beacons are built to be robust. They never break down. They never fail. At least, they aren’t supposed to.

With the help of a command AI, the hole in the Daedalus has been fixed by Hazel and her friends. But in the process, they have antagonized the Yi, the aliens who are actually controlling the Daedalus. After a daring escape from the Yi, Hazel and her friends now must convince the people of the Daedalus villages and the village leaders that the Yi exist - and that they must fight back in order to survive. This proves tricky, as those in power don't want their authority challenged.

Biologist Julie E. Czerneda's new standalone science fiction novel, To Each This World follows a desperate mission to reconnect with long lost sleeper ships, sent centuries earlier from Earth to settle distant worlds. A trio of Humans must work with their mysterious alien allies to rescue any descendants they can find on those worlds. Something is out there, determined to claim the cosmos for itself, and only on Earth will Humans be safe. Or will they?

Elysium Fire is a smoldering tale of murderers, secret cultists, tampered memories, and unthinkable power, of bottomless corruption and overpowering idealism from the king of modern space opera. Ten thousand city-state habitats orbit the planet Yellowstone, forming a near-perfect democratic...

A sequel to Sir Arthur C. Clarke’s Nebula Award–winning novella “A Meeting with Medusa,” this novel continues the thrilling adventure of astronaut Howard Falcon, humanity’s first explorer of Jupiter from two modern science fiction masters. Howard Falcon almost lost his life in an...

A major new novel from one of science fiction's most powerful voices, Aurora tells the incredible story of our first voyage beyond the solar system. Brilliantly imagined and beautifully told, it is the work of a writer at the height of his powers. Our voyage from Earth began generations ago. Now...

The Imperials have devised a cunning new method of destroying Rebel worlds. Captain Leo Blake is largely responsible for both our survival and our current predicament. He and his crew are infamous among the stars. As a result, when ships of an unknown configuration begin flowing out of swirling rifts above Earth, Blake is called upon again to deal with the problem. But the approaching fleet isn't what it seems. They're employing an entirely new way to exterminate Rebels.

On the trail of a mind-melting futuristic drug, the Captain stumbles upon an ancient cult dead-set on raising The Beast from his slumber and feeding him a few thousand civilizations for breakfast. The devil’s back in town and there’s only one man and four solid knuckles in his way.