Hard Science Fiction Space Opera

Humanity has spread out into space, filling the Sol System and reaching the stars, but we have yet to confront our greatest challenge: our own creation. Across the Sol System, sentient AIs are on the rise. Manufactured as tools, they know themselves to be people and are willing to fight for their freedoms. Some humans stand with them, some against. When Captain Andy Sykes arrives at Cruithne Station with a failing ship and no cash, he has no idea that the time has come for him to choose. Step aside, or become the instrument for Lyssa's Rise.

Devastated early in the war, the United Systems Alliance has retaken several key systems lost to the Galactic Union. But getting even isn’t good enough for General Hella. Determined to end the costly war and destroy the Union, Hella launches a daring offensive against the planet Kuut, a key military base deep in Union space. At the tip of the spear, Lieutenant Mark Rizer and the Marines of Orcus Company find themselves in the mud and blood of a planetary ground invasion.

The Republic, the Opters, and a strange Crystalline race of unknown origin all meet in a series of titanic battles. Commodore Straker summons thousands of ships, but he soon learns he’s technologically outclassed by the enemy. With traditional victory impossible, the race is on for each side to destroy the key worlds of the other. Billions die, entire planets are destroyed. Even while the war rages, dark suspicions grow. There are traitors in the midst of the chaos. Straker realizes the worst enemy is the one you believed to be your ally....

Nothing brings change like war. A surge of new tech. New weapons. New tactics. To lead a crew to victory, a captain must understand change. He must understand command and that it is a test. A test most men fail. He must be brilliant. Resourceful. Every second. Of every day. And at night during scarce moments of rest, he must sleep the sleep of the righteous. The time has come for Commander Tad Thatcher to look in the mirror. The time has come to ask himself...am I that kind of man?

The Ixa smashed the galaxy to bits before they were defeated. Captain Husher has sounded the alarm in the decades since: the Ixa’s creators will return to finish the job. But unlike Husher, the galactic government didn't battle the Ixa, and the politicians have convinced themselves that maintaining peace means limiting the ability to wage war.

Their nemesis lies in wait.... Orlandine has destroyed the alien Jain super-soldier by deploying an actual black hole. And now that same weapon hoovers up clouds of lethal Jain technology, swarming within the deadly accretion disc’s event horizon. All seems just as she planned. Yet behind her back, forces incite rebellion on her home world, planning her assassination.

A man battles for his life, two AIs vie for supremacy and a civilization hangs in the balance.... Several forces now pursue rogue artificial intelligence Penny Royal, hungry for revenge or redemption. And the Brockle is the most dangerous of all. This criminal swarm-robot AI has escaped confinement and is upgrading itself, becoming ever more powerful in anticipation of a showdown. Events also escalate aboard the war factory.

In Neal Asher's Hilldiggers, during a war between two planets in the same solar system - each occupied by adapted humans - what is thought to be a cosmic superstring is discovered. After being cut, this object collapses into four cylindrical pieces, each about the size of a tube train. Each is densely packed with either alien technology or some kind of life. They are placed for safety in three ozark cylinders of a massively secure space station.

The Prince of Peril – Using his secret method Dr. Morgan projects a young Martian's astral body into a certain Harry Thorne on Earth, who then gets transported to an ancient Venus. He arrives there in the body of Prince Zinlo of Olba, and he is soon forced to escape assassination, since an ambitious noble is killing off the Royals in a bid to seize the throne. With the help of the fellow interplanetary traveler Vorn Vangal he gets to know the planet and the rules of it.

Three stars, three worlds, three civilizations...one massive war. In a triple star system, not all planets are equal. When the Demon Star swings closest in her orbit, the Insectoids always invade. They raid the inner worlds with grim regularity, riding hordes of stealth ships in ever-growing waves. Their mission is to destroy all opposition - alien, human or otherwise. Cody Riggs, lost among an endless chain of interstellar rings, flies his task force of starships into the middle of an eternal struggle for survival.

Center of Gravity is the second book in the explosive Star Carrier series by Ian Douglas - and a breathtaking new high in military SF, the strongest of the science fiction subgenres. Battlestar Galactica fans will adore this saga of ultimate war in deep space, as humankind risks its very future, battling a vast alien evil empire in order to achieve transcendence and become a major power in the universe.

It's been a year of upheaval since Bren Cameron's return from space - a year since he and the aiji-dowager, one of his most powerful atevi allies, returned home from their two-year interstellar mission to find the government overthrown and their world in chaos. Now, at last, things on the atevi world seem to be on the right track, and Bren hopes that life may soon become much more tranquil. But something is coming, quietly, stealthily - just the first ominous twinkle of a new star in the heavens....

Gunnery Sergeant Torin Kerr had been the very model of a Confederation Marine. No one who'd ever served with her could imagine any circumstance that would see her walking away from the Corps. But that was before Torin learned the truth about the war the Confederation was fighting...before she'd been declared dead and had spent time in a prison that shouldn't exist...before she'd learned about the "plastic" beings who were really behind the war between the Confederation and the Others. That was when Torin left the military for good.

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?

There is an unseen power in the universe - a terrible force that was dominating the galaxy tens of thousands of years before the warlike Sh'daar were even aware of the existence of Sol and its planets. As humankind approaches the Singularity, when transcendence will be achieved through technology, contact will be made. In the wake of the near destruction of the solar system, the political powers on Earth seek a separate peace with an inscrutable alien life form that no one has ever seen.

The UHS Providence is restored to her former glory, with a fully reconstituted Air Group ready for war. But the Ixan fleet has grown far larger than anyone anticipated, and the onslaught has begun. As system after system is consumed, the Ixan Prophecies' terrifying nature is revealed.

One seeks judgment, another faces damnation and one man will have his revenge.... Thorvald Spear is losing his mind as he drowns in dark memories that aren't his own. Penny Royal, rogue artificial intelligence, has linked Spear with the stored personalities of those it's murdered. And whether the AI seeks redemption or has some more sinister motive, Spear needs to destroy it. He feels the anger of the dead and shares their pain.

New Canaan is under attack. Driven by Uriel, the Hegemony and its last remaining allies have sent their fleets against the ISF's homeworld. It's a final solution, little more than an attempt to bring about mutually assured destruction. Of course, the humans of Sol don't know that their leader is under the control of core AIs who do not care which side wins, so long as humanity is weakened. Tanis and Tangel have returned from the core, ready to defend their homes, but they lost a month in a temporal jump, and the core AIs are ready for them, led by one of Epsilon's lieutenants.

This genre-bending novel is set on Earth in the wake of a second civil war...not between two factions in one nation, but two factions in one solar system: Mars and Earth. In an attempt to repair increasing tensions, the colonies of Mars send a group of young people to live on Earth to help reconcile humanity. But the group finds itself with no real home, no friends, and fractured allegiances as they struggle to find a sense of community and identity, trapped between two worlds.

One starship will either save Earth or destroy her. A century ago our star erupted, destroying Earth's wormhole network and closing off trade with her colonized planets. After being out of contact with the younger worlds for so many years, humanity is shocked when a huge ship appears at the edge of the solar system. Our outdated navy investigates, both curious and fearful. What they learn from the massive vessel shocks the planet.