Hard Science Fiction Space Opera

Tanis Richards has had enough with people manipulating her; unfortunately, the only way out is to go through. Her mission takes her to Earth to abduct a high-ranking Scattered Disk officer on the orders of the Jovian Oligarch. Meanwhile, Harm must do the unthinkable to escape his captor and come to Tanis' aid. Tanis doesn't know it yet, but if she doesn't succeed, her failure will spark the third Solar War....

While recovering from the physical and emotional wounds he sustained in Challenger's Hope, Nick Seafort is named as the liaison between the wealthy planters of Hope Nation and the United Nations Navy. The lurking, acid-spewing, fish-shaped aliens are a real threat, and everyone is on edge. When the fleet returns to Earth, dissent grows among the people of Hope Nation, who feel abandoned by the military and left at the mercy of the alien horde.

In the early 22nd century, humanity has spread through the solar system - and their electromagnetic signals have traveled hundreds of light years. An alien race called the Oghaldzon has decided that mankind is dangerously insane...and must be forcibly taken under control. The invasion fleet's technology is decades ahead of Earth's best. They have more ships than the human fleets combined, and a seemingly-inexhaustible number of ground troops. And they're not afraid to kill billions of people.

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....

The Year is 2040. The Marines have landed on Mars to guard the unearthed secrets of an ancient and dangerous alien race: Ourselves. Scientists have discovered something astonishing in the subterranean ruins of a sprawling Martian city: startling evidence of an alternative history that threatens to split humanity into opposing factions and plunge the Earth into chaos and war.

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.

Two years after the initial invasion of Hayden's World, the newly reinforced Hayden Militia is in a state of stalemate with the remaining enemy forces, but neither side is content to leave things at that. The alien alliance has dispatched their varsity to clean up the resistance on Hayden while the USF has officially activated Task Force V, the latest and most advanced combat ships built by humans. In the end there are some things you decide in the skies, but some can be settled only in the mud.

The gripping sequel to the Locus award winning science fiction adventure, Revenger, tells a story of obsession and betrayal as two sisters hunt for the greatest treasure in the universe. Adrana and Fura Ness have finally been reunited, but both have changed beyond recognition. Once desperate for...

Lee's parents and their business partner, Gordon, found a class A habitable planet. They thought their quest as explorers was over and they'd live a life of ease. But before they could return and register their claim, Lee's parents died doing a survey of the surface. That left Lee two-thirds owner of the claim and their partner Gordon obligated by his word with her parents to raise Lee. She had grown up aboard the ship with her uncle Gordon and he was the only family she'd ever known. Him adopting her was an obvious arrangement to them.

The sparsely populated moon, Io, is destroyed in a terrorist attack. Hundreds are dead in the cataclysmic explosion. Thousands become refugees as the shattered remnants of the moon threaten the Jupiter Alliance. Billions throughout the solar system are wondering, "Where next?" Those responsible must be found and brought to justice. The explorer ship Erebus is reassigned from its mission and sent to Jupiter to investigate this atrocity with Trent's international team onboard.

In the far future among the colonized worlds of the galaxy, there's a war going on between the majority of civilized worlds and a colonial theocracy. Trystin Desoll grows up fighting against religious fanatics and becomes a hero, a first-class pilot, then, amazingly, a spy. What do you do if you're a relatively humane soldier fighting millions of suicidal volunteers on the other side who know that they are utterly right, and you are utterly wrong, with no middle ground? Trystin Desoll has an idea.

The third book in the Web Shifter's Library series returns to the adventures of Esen, a shape-shifting alien who must navigate the perils of a hostile universe.

In Battle Station, Kyle Riggs faces new challenges, new alien fleets, and learns the secrets behind the war he has been fighting for years. In the fifth book of the Star Force Series, the Eden system is in humanity's grasp, but can they keep it? Star Force is weak after a long war, and many yearn to go home. Knowing the machines will return with a new armada eventually, Riggs seeks a more permanent solution. Along the way, worlds are won and lost, millions perish, and great truths are revealed.

Chronicler Tsai Yini monitors the tachyon communication system, which transmits data faster than the speed of light. When classified results from an astrobiologist's research are leaked to her, she cannot believe what she reads. The report reveals that intelligent life forms exist on a tropical planet in the Gliese system. Their civilization is still in its infancy but revolves around an artifact of unknown origin that seems to influence their body chemistry.

Half-Navajo geologist Jamie Waterman has been selected for the ground team of the first manned expedition to our mysterious neighbor planet. Joining an international team of astronauts and scientists, he endures the rigors of training, the dangers of traveling an incredible distance in space, the challenges of an alien landscape, and the personal and political conflicts that arise when the team must face the most shocking discovery of all.

A wave of death is spreading through the Milky Way galaxy, an expanding sphere of lethal gamma radiation that erupted from the galaxy's core 28,000 years ago. Every world it touched was wiped clean of all life. But it's possible to protect a planet from gamma radiation. Now, guided by the ancient intelligent machines called the Predecessors, men and women from Earth seek out those precious, rare worlds that harbor intelligent species, determined to save them.

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.

When Simon and Katherine Hawke stumble upon an alien shuttle that has landed on earth, it’ll not only change the course of their lives, but of the entire world. Taking the shuttle into orbit, they discover a much larger ship left adrift with no one on board. Commandeering it, they confirm that we’re not alone in the universe and must prepare the human race for what is about to come. Recruiting from all over the world, they begin to expand their fleet and build a federation to give humans a foothold in the galaxy.

The year is 2085, and humanity has spread throughout the solar system, a stable lunar colony is agitating for independence, and lunar tourism is on the rise. Against this background, professional "Close Protection" specialist Scotty Griffin, fresh off a disastrous assignment, is offered the opportunity of a lifetime: to shepherd the teenaged heir to the Republic of Kikaya on a fabulous vacation. Ali Kikaya will participate in the first live-action role playing game conducted on the Moon itself.

Time is running out for the planet Jai. The artificially intelligent Gods who rule the galaxy have withdrawn their protection from the chaos-ravaged world, just as their most ancient enemy closes in. For Yasira Shien, who has devoted herself to the fragile planet's nascent rebellion, it's time to do or die—and the odds are overwhelming. Enter Dr. Evianna Talirr.