Space Opera Science Fiction

The Traitor Host of Horus Lupercal tightens its iron grip on the Palace of Terra, and one by one the walls and bastions begin to crumple and collapse. Rogal Dorn, Praetorian of Terra, redoubles his efforts to keep the relentless enemy at bay, but his forces are vastly outnumbered and hopelessly outgunned. Dorn simply cannot defend everything. Any chance of survival now requires sacrifice, but what battles dare he lose so that others can be won? Is there one tactical stroke, one crucial combat, that could turn the tide forever and win the war outright?

In a distant future, Alexander scrapes by in a rundown repair shop while secretly searching for answers to his fragmented past. He has skills he can't explain and only foggy glimpses of who he used to be. His solitary quest takes an unexpected turn when he crosses paths with a sharp-witted girl who awakens echoes of his lost humanity. Together, they navigate a galaxy full of stagnant technology, shifting loyalties, and corporate secrets, but Alexander's awakening has not gone unnoticed.

In many ways, Nona is like other people. She lives with her family, has a job at her local school, and loves walks on the beach and meeting new dogs. But Nona's not like other people. Six months ago she woke up in a stranger's body, and she's afraid she might have to give it back. The whole city is falling to pieces. A monstrous blue sphere hangs on the horizon, ready to tear the planet apart. Blood of Eden forces have surrounded the last Cohort facility and wait for the Emperor Undying to come calling. Their leaders want Nona to be the weapon that will save them from the Nine Houses.

The Alien Legion has a new mission, and this time, they are working for the enemy. Also against the enemy. Like every operation that Emily Perkins plans, it’s complicated. But plans require good intel, and when the plan falls apart, the Mavericks are in freefall....

Saint Sabbat has returned, and she is being hunted by the deadliest of assassins. Gaunt's Ghosts must fight to protect her - but can they defend against treachery from within? It's the culmination of a massive story arc that sees tragedy strike even as the Sabbat Worlds Crusade is given new hope with the reappearance of the Saint herself. Mysticism and warfare collide, with compelling results.

Colonel Vaughn Singleton and his multiverse-hopping team of soldiers, scientists, and smart-assed robots are out of time. The Necks—relentless, four-armed machines—have launched a devastating offensive across countless timelines. As humanity's last defenses falter, Vaughn's team races to reboot the timeline and stop the war before it begins. But when a mission deep behind enemy lines uncovers a buried truth about their robotic foes, everything changes.

As Guilliman, Regent of Terra, heads off to lead the Indomitus Crusade, he leaves behind a world still in turmoil, beset by cult activity. Stripped of its huge armies for the galactic offensive, recovery is precarious. The Custodians do what they can while keeping the Palace secure, and the Sisters of Silence rebuild their citadel on Luna. When the warship Phalanx returns, it seems that stability will at last be assured. However, as reconquest forces push out further into the slums, they come across signs that another mysterious foe is active.

With the problem of the Vargemma being too powerful to dominate, or trust, Cal-com devises an ingenious testing mechanism to weed out those volunteers who are unworthy. A mechanism known as LITrpg.

The insectoid alien race known as the Vitri have invaded the Imperial world of Naugh in retribution for the deal broken by Grand Admiral Aatroxiss. Doing the right thing has consequences, and by saving the Turook he has doomed another world to slaughter if the Empire can't take it back in time. Aatroxiss and his flagship, the Redemption, arrive to meet up with the Imperial forces already engaged in battle, but what the Emperor's sole Grand Admiral finds there is far more than expected.

Commanding a complex starship is the least of Mitch's worries. Using his buddy's starship to swoop to the rescue of beleaguered outposts or single-handedly blast his way through enemy squadrons is nothing new; Mitch has been doing that for weeks now. But dealing with the reckless—not to mention mutinous—scheme of the woman he trusts is a whole new challenge he hadn't expected.

Liam Saunders-Chang is one of the last humans left on Mars. The son of two scientists who have been racing against time to create technology vital to humanity's survival, Liam, along with his friend Phoebe, will be on the last starliner to depart before Mars, like Earth before it, is destroyed. Or so he thinks. Because before this day is over, Liam and Phoebe will make a series of profound discoveries about the nature of time and space and find out that the human race is just one of many in our universe locked in a dangerous struggle for survival.

Robust, peaceful, and confident, the Commonwealth dispatched a ship to investigate the mystery of a disappearing star, only to inadvertently unleash a predatory alien species that turned on its liberators, striking hard, fast, and utterly without mercy.The Prime are the Commonwealth's worst nightmare. Coexistence is impossible with the technologically advanced aliens, who are genetically hardwired to exterminate all other forms of life.

Terra is besieged. The outcome of the war lies on a knife edge. The Warmaster Horus’ bloody seven-year crusade has led to this – the cradle of humanity, where he is to kill his father, the Emperor. With the war at this critical juncture, Sanguinius, primarch of the loyalist Blood Angels, braves the horrors of the Warmaster’s flagship, The Vengeful Spirit, with a single purpose in mind – to slay his brother Horus, decapitate the Heresy once and for all, and stop the forces of Chaos from taking Terra.

Earth in 2064 is politically corrupt and in economic decline. The Long Depression has dragged on for 56 years, and the Bureau of Sustainable Research is hard at work making sure no new technologies disrupt the planned economy. Ten years ago, a band of malcontents, dreamers, and libertarian radicals bolted privately developed antigravity drives onto rusty seagoing cargo ships, loaded them to the gills with 20th-century tunnel-boring machines and earthmoving equipment, and set sail - for the moon.

In the year AD 3000, Earth is a dystopian wasteland, plundered of its natural resources by alien conquerors known as Psychlos. Fewer than 35,000 humans survive in a handful of communities scattered across the face of a post-apocalyptic Earth. From the ashes of humanity rises a young hero, Jonnie Goodboy Tyler. Setting off on an initial quest to discover a hidden evil, Jonnie unlocks the mystery of humanity’s demise and unearths a crucial weakness in their oppressors.

When the world of Quadravidia comes under attack by the insidious tau, only one man can defeat the aliens and save the planet in the Emperor's name – the legendary Hero of the Imperium, Commissar Ciaphas Cain. When the aliens call for a ceasefire, Cain expects the worst, and his fears are answered in the form of the dread menace of the tyranids. As a hive fleet approaches Quadravidia, Cain must try to forge an alliance between the Imperium and the t'au – but can he truly trust the inscrutable xenos?

Removed from the concerns of the galaxy at large and regarding the Warmaster's unfolding Heresy with cold detachment, he has dedicated his hollow existence to the preservation of all the knowledge once held in the great libraries of Tizca, should mankind ever seek such enlightenment again. But his sons can see the change in their primarch - he is a broken soul whose mind and memories are slipping away into the tumult of the warp.

Decades after the last footprints were left on the Moon, the US was preparing to return to the Lunar surface in a new class of rockets, when the mission suddenly became much more urgent. It would have to be a rescue mission. Unbeknownst to the rest of the world China had sent its own Lunar expedition. A manned expedition. Until a distress call was received, no human outside of China even knew that the mission was manned - or that their ship had crash-landed and couldn't take off again.

Terry Clark grew up surrounded by his parent’s life’s work, the rescue and rehabilitation of cetaceans. Born just after first contact with the Galactic Union, he’s never known a time when aliens weren’t visiting Earth. At 10 years old, he had a normal life, until a visit from one of the aliens resulted in a ground-breaking discovery. The cetaceans have a developed and complex language...and it can be deciphered by the aliens’ translators.

Earth has long ago expanded into space, found, fought, and befriended aliens, and expanded across the galaxy to dominate most of it, but one of the semi-immortal warlords who founded it is about to have a revelation as the "Endgame" that has been whispered between various advanced civilizations lands squarely on his shoulders. The Empire knew this was coming, but they had no idea the scope of it. Lightside civilizations are always hounded and attacked by those who revel in evil, but when the Endgame starts, it's a beatdown like no other coming from outside the galaxy.