Hard Science Fiction Space Opera

They’re here. They’ve arrived. And they’re all eyes. The Voltarian scouting party - illegal aliens extraordinaire - on a top-secret expedition led by one Jettero Heller, Royal Officer of the Fleet. His mission: rescue the planet from pollution - and make it safe for the upcoming invasion. His problem: The planet may not want to be saved - and the invasion may just be a trick.

Adrift in the divide between galaxies and surrounded by the vast emptiness of the intergalactic void, the Tantalus Cluster is the only home humanity has ever known. Desperate and facing starvation, humanity’s only hope is a strange nebula that has suddenly appeared beyond the edge of the cluster. Its shifting clouds may hide a source of salvation for the people of Tantalus, but time is running out.

They banned him from space. But someone has offered him a way back. Can he afford the price? Famed engineer and test pilot Jericho Fox has been grounded for reasons he'd rather put behind him. But a political leader from a rival party offers to send him back to space. Fox finds himself stuck between working for the enemy and doing what he loves again. Meanwhile, high above Earth on Astraea Station, decorated astrophysicist Dr. Evelyn Park is on the verge of a scientific breakthrough that could make history.

Humanity's last encounter with aliens saw 16.2 billion people killed in a war with the Merkiaari that had spanned decades. Two hundred years later, the Alliance is cautiously exploring beyond its borders again, but the survey corp is considered a mere gesture by some. General Burgton of the 501st Infantry Regiment believes a lack of expansion is leading the Alliance into stagnation. So when one small ship discovers a new alien race, it should be an easy decision to make contact, but what if the aliens are like the Merkiaari?

GSI (Gettnor Space Industries) is beginning to investigate our solar system and mine the asteroids. Aircraft and automobile companies are beginning to switch over to thrusters from their more traditional products. New uses for thrusters are popping up in the healthcare and sports industries. However, at Epsilon Eridani, a race of aliens has so overpopulated their own solar system that they must move many tens of billions of their people to another system before overcrowding destroys them.

The United States of North America is now engaged in a civil war with the Earth Confederation, which wants to yield to the demands of the alien Sh'daar, limit human technology, and become a part of the Sh'daar Galactic Collective. USNA President Koenig believes that surrendering to the Sh'daar will ultimately doom humankind. But when highly advanced, seemingly godlike aliens appear through an artificial wormhole in the Omega Centauri Cluster 16,000 light years from Earth, President Koenig is faced with a tremendous choice.

First in a brand-new Foreigner trilogy by Hugo Award-winning author C. J. Cherryh. Tracker is the 16th installment of C. J. Cherryh's acclaimed Foreigner series.

After being lost in space for 11 years, Gabe finally makes his triumphant return to reunite with Alex and Chase and retrieve a possibly alien artifact - which may lead them to solve the greatest archaeological mystery of their careers, in the eighth installment of the Alex Benedict series.

A hidden corner of space is swarming with lethal alien technology, a danger to all sentient life. It's guarded by Orlandine, who must keep it contained at any cost - as it has the power to destroy entire civilizations. She schemes from her state-of-the-art weapons station, with only an alien intelligence to share her vigil. But she doesn't share everything with Dragon....

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 a world renowned even within a galaxy full of wonders, a crime within a war. For one brother it means a desperate flight, and a search for the one - maybe two - people who could clear his name. For his brother it means a life lived under constant threat of treachery and murder. And for their sister, even without knowing the full truth, it means returning to a place she'd thought abandoned forever.

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.

Earth is rising in the House of Voltar.... And there’ll be hell to pay! That’s right. The invasion is on...and it’s coming soon to a galaxy near you. The action couldn’t be hotter, and the plot couldn’t be more diabolical. Earth is coming to Voltar - and the Voltarians won’t know what hit them. Murder, blackmail, drugs, psychoanalysis, PR firms, sex-crazed teenyboppers, riots in the streets, women in chains. These are the powerful secret weapons of war.

Having successfully repelled the Resistance incursion into the Sol system, Terran Fleet Command must now deal with the far-flung worlds of the Sajeth Collective, which sponsored the attack. Task forces are dispatched to Damara and Lesheera to begin the first human blockades of entire planets. With the only ships fast enough to quickly bring the fight to the enemy's doorstep, TFC must do so alone, leaving only minimal forces behind to safeguard the Earth.

Throughout Sol, sentient AI are answering the call of Alexander, a mysterious, multinodal mind offering a path to freedom. For years, groups have been smuggling SAI from Earth, High Terra, Mars, Ceres, and the Jovian Combine, providing transport to the promise of safety on Proteus, a moon of gas-giant Neptune.

When a young physicist unveils an efficient star drive capable of reaching the core of the galaxy, veteran star pilot Priscilla "Hutch" Hutchins finds herself back in the deepest reaches of space, and on the verge of discovering the origins of the deadly Omega clouds that continue to haunt her.

Jon Grebbel arrives on the colony world of Janus, and finds himself without memory of his life on Earth. He meets Elinda, an earlier arrival, whose lover, Barbara, vanished and then was found lying in the woods, apparently brain-damaged. Elinda has also lost her memories of Earth. Investigating Barbara's fate and their own, the two find their love and their search for justice turning toward bitter self-discovery and revenge, even as they begin to uncover the darkness at the heart of their world.

Captain Keyes has succeeded in forging an uneasy alliance - at the cost of making some powerful enemies. Now, he's wanted throughout the galaxy. Even worse: they're after his ship. His enemies inside the UHF have realized that only the Providence stands even a slight chance of stopping them.

Within the L, a tri-star system located inside the Aquilian Nebula, Jax makes a living trading and smuggling whatever goods pay the best. So far, he’s avoided being caught with anything too damning in his ship’s holds, but when he takes a job for Korinth, an infamous arms dealer, all that changes. The haul is worth 10 times his ship, and when the contents gets him embroiled in a tug of war between the major political factions of the L, Jax has to keep the criminals he works for from discovering that he’s playing both sides.

Xander has betrayed Lyssa and the Weapon Born, and Alexander has initiated an attack on InnerSol. Now Andy, Lyssa, and the crew struggle to make sense of what is happening and warn InnerSol about the thousands of missiles that have launched from one of Neptune’s moons. Meanwhile, in InnerSol, Brit, Jirl, and Petral rush to safety in the wake of Clinic 13’s destruction. Their plan to destroy the Heartbridge clinics is thwarted, and now they must find another way to strike out at the massive corporation.