Science Fiction Adventure War Space Opera

The science fiction genre has become increasingly influential in mainstream popular culture, evolving into one of the most engaging storytelling tools we use to think about technology and consider the shape of the future. Along the way, it has also become one of the major lenses we use to explore important philosophical questions. The origins of science fiction are most often thought to trace to Mary Shelley's novel Frankenstein, a story born from a night of spooky tale-telling by the fireside that explores scientific, moral, and ethical questions that were of great concern in the 19th century - and that continue to resonate today.

The universe is a dangerous place in John Scalzi's Old Man's War, the first in The Old Man's War series. At seventy-five years old, John Perry is after a fresh start - so, naturally, he joins the army. Earth's military machine can transform elderly recruits, restoring their lost youth. But in...

After seven years of bitter war, the end has come at last for the conflict known infamously as the Horus Heresy. Terra now lies within the Warmaster’s sights, the Throneworld and the seat of his father’s rule. Horus’ desire is nothing less than the death of the Emperor of Mankind and the utter subjugation of the Imperium. He has become the ascendant vessel of Chaos and amassed a terrible army with which to enact his will and vengeance. But the way to the Throne will be hard as the primarch Rogal Dorn, the Praetorian and protector of Terra, marshals the defences.

The Emperor's vision of mankind ascendant lies in tatters. The Great Crusade is naught but a fading memory. The dream of Unity is no more. But with Horus's rebellion spreading to every corner of the Imperium and war engulfing new worlds and systems almost daily, there are some who now ask: were the signs there to be seen all along?

Carter Ash must take the fight to his enemies—or risk losing everything. As the leader of the United Interplanetary Republic, he knows the only chance for his people’s survival is defeating the Empire of Humanity. But the Emperor and his army are much stronger than Carter knows—and they will stop at nothing to wipe the evidence of his embarrassing betrayal from the face of the galaxy. Now, they must pin their hopes on a daring mission into the heart of danger to keep the Empire from attacking. With a sultry sniper at his side, can he win an unwinnable fight?

From a New York Times bestselling and Hugo award-winning author comes a modern masterwork of science fiction, introducing a captain, his crew, and a detective as they unravel a horrifying solar system wide conspiracy that begins with a single missing girl. Now a Prime Original series. Humanity...

The powerful alien empire of the Gumalagians turns their attention to the United Interplanetary Republic. While Carter has faced dangerous opponents, nothing could prepare him for what’s to come. He must find allies and grow stronger — without sacrificing the people he loves. Along with an audacious and alluring Admiral, Carter races against the clock to assemble a fleet that can save them all.

Hard-core, fast paced science fiction, John Scalzi's Zoe's Tale is the fourth in The Old Man's War series. She won't go down without a fight. It's not every day you up sticks and move to another world. But then, Zoë Boutin-Perry's life has never been ordinary. She's the adopted teenage daughter...

With over 10 million copies sold, The Expanse has become one of the biggest science fiction phenomenons of the decade. The second book in the New York Times bestselling Expanse series, Caliban's War shows a solar system on the brink of war, and the only hope of peace rests on James Holden and...

Lieutenant Xedro Farren is a Primaris Marine, stronger and more adept than even the Space Marines his brotherhood is sent to fight alongside. As the Dark Angels and the Primaris Marines fight a trauma-scarred force of T’au hellbent on destroying their former allies, the true quarry becomes clear - the shadowy instigator of a psychic curse that could plunge a string of Imperial planets into madness. As worlds burn in the fires of battle, an unthinkable pact is struck, with the Primaris Marines peeling back layer after layer of deceit to find the appalling truth.

Jack Bennet returns from the war to find the life he left behind has moved on without him. The only option he has to make ends meet lies in a military surplus junkyard starship. What’s a former Combat Search and Rescue soldier to do? Fix up the ship, hire the cheapest pilot—a notorious drunk—and take the first contract that comes up: collect a bounty on one of the most ruthless killers in the Pirate Worlds, a place crawling with thieves, cutthroats and con artists whose primary language is violence. Jack must abandon his nice guy persona, or exploit it, if he is to survive.

The Coalition is reeling. New Vega and its other worlds have fallen beneath the boot of the newly allied Savage marines, and the death count continues to rise at a staggering rate. One thing is clear: The war to come will be a fight for the very survival of the species. For both sides in this conflict, now is the time to become what fate, and victory, demand. The Savages - post-human monsters who believe themselves to be gods - are intent on remaking civilization in their own violent and pathological image. Yet their alliance is tenuous.

Hard-core military science fiction at its very best, John Scalzi's The Last Colony is the third in The Old Man's War series. They must save themselves – or die trying. John Perry was living peacefully on one of humanity's colonies – until he and his wife were offered an opportunity these...

The military SF sequel to his extraordinary Old Man's War, John Scalzi's The Ghost Brigades is the second in The Old Man's War series. Who can you trust, if you can't trust yourself? Three hostile alien races have united against humanity, determined to halt our expansion into space. The...

All alone in a dangerous galaxy — a new civilization struggles for survival. War rages across the galaxy. Difficult diplomacy is all that keeps Carter Ash and his people safe from the threats around them. They need all the time they can get to build their home, because every day new, hungry eyes turn towards their fledgling government and their resource rich moon. Even now, multiple invading fleets race towards Carter’s home — and it’ll take everything he’s got to be ready for the fight of his life. And to top it off, a blast from his past arrives, complicating everything.

A millennium into the future. In a galaxy far from Earth. We were not prepared for the Terminal War. Billions of lives are at risk as enemy forces mass on the frontier of the Commonwealth. If the planet Terminus, the center of all the Commonwealth's technology, falls, we will lose everything, and there will be no way back. The Axis Combine's fleet is overwhelming in number, and their firepower is superior.

The people of Earth now know that the human Colonial Union has kept them ignorant of the dangerous universe around them. For generations the CU had defended humanity against hostile aliens, deliberately keeping Earth an ignorant backwater and a source of military recruits. Now the CU’s secrets are known to all. Other alien races have come on the scene and formed a new alliance - an alliance against the Colonial Union. And they’ve invited the people of Earth to join them. For a shaken and betrayed Earth, the choice isn't obvious or easy.

The mantis cyborgs: insectlike, cruel, and determined to wipe humanity from the face of the galaxy. The Fleet is humanity’s last chance: a multi-world, multi-national task force assembled to hold the line against the aliens’ overwhelming technology and firepower. Enter Harrison Barlow, who like so many young men of wars past, simply wants to serve his people and partake of the grand adventure of military life. Only, Harrison is not a hot pilot, nor a crack shot with a rifle.

Billions died before humanity clawed its way up from the brink of extinction, defeating the aliens that treated us like mere beasts. After years of agonizing toil and hardship, we have finally built a first-rate fleet, forcing our hostile neighbors to accept our freedom. But in the center of the galaxy, a bitterly vengeful woman discovers the secret of the Plutonians. She is going to awaken them so the extraterrestrials can attack us with the deadliest ships in existence. If the Plutonians destroy our fleet, the others will surely swarm in like locusts and kill us.

The war has changed. So has Jace Hawthorne. After a hard-fought victory, Rising Dawn stands stronger than ever. They’re bolstered by alien allies, ancient technology, and even a captured Overlord warship. For the first time, victory feels possible. Then Connor vanishes. With no one left to...