Hard Science Fiction Space

Two hundred thousand feet up, things go horribly wrong. An experimental low-orbit spaceplane breaks up on reentry, falling to earth over a trail hundreds of miles long. And in its wake is the beginning of the most important mission in the history of spaceflight.

Captain William Sparhawk flies Earth's single starship on a voyage of exploration. His crew of veteran spacers begins the mission with high hopes and the best of intentions, but the universe has other plans. Instead of space merchants and potential allies, they discover Earth's impending doom. Sparhawk must decide whether to hunt down enemy scouts to keep Earth's new starship a secret or to head home to warn Star Guard of the danger. Either way, he's ignited an interstellar war.

Heartfelt reunions with friends... Desperate plans to gain advantage... Opportunities that cannot be ignored... Discovery of family once thought lost... The time has come for Captain Scott to fight for that which was taken...the very freedom of the world he was sworn to protect.

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?

Two worlds preparing their defenses.... A ship struggling to get back in the fight.... An enemy continuing its relentless attack.... A former enemy that could hold the answer.... With the fate of billions in his hands, Captain Scott is offered a way to save them all and end the bloodshed, but if it backfires, he could lose everything. Sometimes, there is no good choice.

The extermination of Earth is at hand. With his increasingly irrational leadership Basil Wenceslas, chairman of the Hansa, has driven humanity into a corner. His punitive treatment of the Hansa colonies and the Roamers, as well as his refusal to aid an embattled Theroc, have made enemies for the people of Earth.

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?

When humanity reaches for the stars, our probes are destroyed. They crash into an incredibly advanced piece of technology: a massive force-field. Unknown beings have placed a barrier around our star and planets, enclosing us within. We’re locked inside a Great Sphere. Was this invisible obstacle built to imprison us - or to protect us? No one knows the truth, but it soon becomes clear the barrier has leaks. Aliens infiltrate and try to sabotage our efforts to escape our cage.

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...

Fleeing Earth after an alien invasion, the human race stands on the threshold of evolution. Their new home is Luna, a moon colony blessed with creature comforts, prolonged lifespans, digital memories, and instant sex changes. But the people of Luna are bored, restless, suicidal - and so is the computer that monitors their existence.

The war will come - it is inevitable. After centuries of struggle, the ISF Intrepid has finally brought its colonists to New Canaan, a star system better than any they imagined. They made landfall and began to build their new home, far from the troubles of Sol and the Inner Stars. Yet no one in the Orion Arm has forgotten that the colonists possess the most valuable technology known to humankind, least of all Tanis Richards - as she secretly prepares to defend New Canaan against any and all aggressors.

Cajeiri is the young son of the powerful leader of the Western Association-and he has become a target for forces bent on destroying his father's rule. For Cajeiri is the first ateva to understand the humans living among them-an understanding that threatens his own race.

When a hideous accident kills the senior officers of the UNS Hibernia, it leaves a terrified young officer to save 300 colonists and crew aboard a damaged ship on a 17-month gauntlet to reach the colony of Hope Nation. With no chance of rescue or reinforcement, Nicholas Seafort must overcome despair, exhaustion, and guilt. He must conquer malfunctions, mutiny, and an alien horror beyond human understanding. And he must save lives, and take them - in the name of duty.

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....

No one has ever ventured deeper into space than the astronauts of Shepherd-1. The aim of their mission: to witness the creation of the cosmos and to see who had a hand in it. The answer never reaches Earth. Shepherd-1 looks functional but abandoned. Former crew member Benjamin sets off and sends his consciousness to the spaceship. Although an enemy throws clubs between his legs, he finds the culprit. The fact that there appears to be no remedy whatsoever does not remain his only problem: The ship, which is about to be destroyed, suddenly receives radio signals from interstellar space.

It's coming up on Cajeiri's birthday. The boy has been promised he can have the young human children he knew from his voyage sent down from the space station for a two week stay. But there's a far darker business going on in the background - a major split compromising the Assassins' Guild, which furnishes security and law enforcement to the whole continent. Tabini's consort's own father has been barred from court, and may be involved in a new conspiracy against him.

By the middle of the 21st century, humanity has managed to overcome a series of catastrophic events and maintain some sense of stability. Space exploration has begun again. Science has led the way. But then one day, the sun goes out. Solar panels are useless, and the world begins to freeze. Earth begins to fall out of its orbit. The end is nigh. Someone has sent us a sign.

The final novel in the Orion War series, Return to Sol sees the I2 and her crew return to where it all began....

When a colonist dies in tragic circumstances, just a few sols before a major terraforming experiment, Dr. Jann Malbec begins to suspect that all is not what it seems. Her fears begin to grow when every attempt she makes to investigate the death is thwarted by the ruling council on Mars. In desperation, she resorts to secretly recruiting a recently arrived colonist, Mia Sorelli, an ex-cop with a troubled past, to quietly look into the incident. But Mia has some very good reasons why she left her old life on Earth behind.

Years have passed since Earth encountered its first known interstellar object: Oumuamua. Now an even larger one has been discovered, following the exact same trajectory as its predecessor. Scientists around the world theorize that this can no longer be passed off as mere coincidence - the new contact must be an artificial construct of some kind.