Hard Science Fiction Space

It started the night Geena and Henry broke up. What was that strange light in the sky? A new star? A comet? Neither. It was the death of Venus. As if to commemorate the end of NASA’s golden couple, our neighbor planet exploded into a brilliant cloud of dust and debris, showering the Earth with radiation and bizarre particles as big as bacteria - a 10-dimensional superstring nanovirus that literally eats rock, transforming it into liquid, and then into molecule-size black holes that devour the very fabric of space-time.

How do you stage a mutiny when you're only awake one day in a million? How do you conspire when your tiny handful of potential allies changes with each job shift? How do you engage an enemy that never sleeps, that sees through your eyes and hears through your ears, and relentlessly, honestly, only wants what's best for you? Trapped aboard the starship Eriophora, Sunday Ahzmundin is about to discover the components of any successful revolution: conspiracy, code - and unavoidable casualties.

The starship Earthling, filled with thousands of hibernating colonists en route to a new world at Tau Ceti, is stranded beyond the solar system when the ship's three organic mental cores—disembodied human brains that control the vessel's functions—go insane. The emergency skeleton crew sees only one chance for survival: build an artificial consciousness in the Earthling's primary computer that can guide them to their destination—and hope it doesn't destroy the human race.

Aristide, a semi-retired computer scientist turned swordsman, is a scholar of the implied spaces, seeking meaning amid the accidents of architecture in a universe where reality itself has been sculpted and designed by superhuman machine intelligence. While exploring the pre-technological world Midgarth, one of four dozen pocket universes created within a series of vast, orbital matrioshka computer arrays, Aristide uncovers a fiendish plot threatening to set off a nightmare scenario, perhaps even bringing about the ultimate existential crisis: the end of civilization itself.

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.

On the planet of Per Ardua, alien artifacts were discovered - hatches that allowed humans to step across light-years of space as if they were stepping into another room. But this newfound freedom has consequences. As humanity discovers the real nature of the universe, a terrifying truth comes to light: We all have countless pasts converging in this present - and our future is terrifyingly finite. There are minds in the universe that are billions of years old, and now we are vulnerable to their plans for us.

Dan Davis, an electronics engineer, had finally made the invention of a lifetime: a household robot that could do almost anything. Wild success was within reach, but then Dan's life was ruined. In a plot to steal his business, his greedy partner and greedier fiancée tricked him into taking the "long sleep": suspended animation for 30 years.

Covert agent Sigmund Ausfaller is Earth's secret weapon, humanity's best defense against all conspiracies, real and imaginary, and all foes both human and alien. Who better than a brilliant paranoid to expose the devious plots of others?

But Sigmund may finally have met his match in Nessus, representative of the secretive Puppeteers, the elder race who wield vastly superior technologies.

Merritt Alder is done with Earth. The planet is polluted and overpopulated, and its people are hungry. Earth's first colony, Galena, is a pioneer world 10,000 light years away. It has clean air, unpolluted water, and continents of arable land. Anyone can start a new life…if they can get there. For Merritt, the journey is only the beginning. Obstacles arise every step of the way, forcing compromise and sacrifice. And not everyone on his ship is pure of heart. The bonds he forges on the journey will be the key to surviving on another world—a world anyone has yet to fully explore.

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.

A world recovering from a devastating plague. A brutal enemy threatening invasion. A young man seeking to escape the shadow of his father. A ship manned by a crew of fresh academy graduates. A top-secret experimental propulsion system. A questionable alliance with a mysterious green-eyed woman. What destiny has in store for the crew of the UES Aurora is far greater than any of them could ever imagine. And this is only the beginning....

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.

Magic flows through the Milky Way. All are scanned before birth. When a starship mechanic casts spells, he becomes the galaxy's most wanted outlaw. Mack Rivera fixes starships for a living. He loves coastal drives, carne asada-flavored ramen, his high school sweetheart, and his scholarship at Terran Galactic New Cal. When his life is threatened, dormant magic surges to the surface, and the spells he casts save his life. The problem is, the prenatal scan missed his magical aptitude, and every spell-slinger is registered by the Bureau of Enchanted Action and Management before they're even ...

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....

It's 2040. After decades of research, scientists of the European Union believe that they have at last conquered humankind's most pernicious foe: old age. For the first time, technology holds out the promise of not merely slowing the aging process but actually reversing it. The first subject for treatment is 78-year-old philanthropist Jeff Baker. After 18 months in a rejuvenation tank, Jeff emerges looking like a 20-year-old. And the change is more than skin deep. From his hair cells down to his DNA, Jeff is 20 - with a breadth of life experience.

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.

Duty, love and war are a lethal mix. Val Standish is a farm girl on Nadolo Prime, and everyone knows there's only one way off that backwater planet: joining the Imperial Fleet. When an empire-spanning civil war breaks out, the peaceful life she knows is shattered. With war engulfing the Empire, Standish will do whatever it takes to survive, never knowing that her adventures will take her to the very heart of power, while exposing her to more danger than she’d ever imagine. Standish is a full-length standalone space opera novel in the Earth Saga series. Start here for thrilling space ...

"A classic sci-fi read that wears its influences on its sleeve, that is sure to please die hard fans of the genre." - Reedsy Discovery Must Read, ⭐⭐⭐⭐⭐ Humanity's last hope comes down to a twisted, claustrophobic game of cat and mouse hundreds of light years away from home. After the fallout of an ill-advised space war leaves Earth teetering on the edge of doom, Commander Davis leads the first manned mission to recolonize our species on far away planet Nova. The mission is rushed and thrown together last minute, just like its crew. When it all suddenly goes horribly wrong hundreds...

Hugo Award winner Harry Turtledove is the master of alternate history. In American Front he envisions World War I as it may have been if fought on American soil. The United States and Germany clash with the Confederacy, France, and Britain as the machines of modern warfare litter the landscape with carnage. Meanwhile, oppressed southern blacks head toward a fateful confrontation.

A planet in the endless emptiness of space, far from the warmth of any sun. And yet there are people who populate its vast caverns, living, working and loving. Since time immemorial, they have been on course for Andromeda, the neighboring galaxy of the Milky Way. This is the prophecy of the ancients, the one goal that unites them all, their cult. But then the unthinkable happens: the journey stops because the planet enters the orbit of a mysterious object that can't be seen in any telescope.