Hard Science Fiction Space Opera

Old Captain Orbus commandeered a ship to flee Spatterjay, desperate to escape the violent planet. Orbus’ alien enemy, the Prador Vrell, is also moving on. The Spatterjay virus mutated him into something even more dangerous. And he’s hunting the Prador King himself - who sought to kill him, to bury the secret of their similar transformations. Orbus and Vrell clash in the Graveyard, a lawless zone where the Prador have seized a key space station. Official action by humanity or Prador would end peace, as a centuries-long cold war simmers.

The Allied fleet has stopped the Nietzscheans at Pyra, but the battlefront grows wider day by day. While Sera distributes the Transcend's fleets to protect the alliance, Tanis must come to grips with what happened to her on Pyra's surface. In addition, Bob conveys a number of hard truths that will force her to re-think her role in humanity's future. But the allies' enemies are not sitting idle. General Greer, Justin, the Caretaker, and Airtha are all advancing plans to see their visions of the future come true.

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.

Two hundred thousand feet up, things go horribly wrong. An experimental low-orbit spaceplane breaks up on reentry, falling to earth over a trail hundreds of miles long. And in its wake is the beginning of the most important mission in the history of spaceflight.

When a colonist dies in tragic circumstances, just a few sols before a major terraforming experiment, Dr. Jann Malbec begins to suspect that all is not what it seems. Her fears begin to grow when every attempt she makes to investigate the death is thwarted by the ruling council on Mars. In desperation, she resorts to secretly recruiting a recently arrived colonist, Mia Sorelli, an ex-cop with a troubled past, to quietly look into the incident. But Mia has some very good reasons why she left her old life on Earth behind.

The Progenitors are here, and Captain Husher knows the galaxy isn’t ready. He spent his entire military career preparing, but it wasn’t enough. As the Interstellar Union continues to flail and colony after colony is consumed, Husher must make some impossible choices. About what to save. And what to let fall to the onslaught. If he can’t find a way to oppose the Progenitors, they will sweep through the multiverse like fire through a parched forest. It all comes down to this.

The complete Torchship series in a single volume! Includes: Tochship, Torchship Pilot, and Torchship Captain. A captain who’ll take any job if there’s enough money in it. A pilot with an agenda of her own. And a mechanic with an eye on the pilot.

Stranded in a hellish alien desert, stripped of their strategic systems, quick reaction force and supporting arms, and carrying only a day's water ration, Marine Staff Sergeant Charlie Bass and his seven-man team faced a grim future 75 light-years from home.

The colony ship Ragtime docks in the Lagos system, having traveled light-years to bring one thousand sleeping souls to a new home among the stars. But when first mate Michelle Campion rouses, she discovers some of the sleepers will never wake. Answering Campion’s distress call, investigator Rasheed Fin is tasked with finding out who is responsible for these deaths.

Senior co-administrator of the Norcoast Salmon Research Facility, Dr. Mackenzie Connor was a biologist who studied the spawning habits of salmon. Then, last season, just as she and Dr. Emily Mamani were starting their research, they were interrupted by the arrival of Brymm, the first Dhryn to set foot on Earth. And suddenly everything changed for Mac, Emily, Brymn, the human race, and all the member races of the Interspecies Union. Base was attacked, Em was kidnapped by the mysterious Ro, and Mac and brymn had to flee for their lives to the Dhryn home world.

Civil war on the world of the atevi is over, but diplomatic disputes and political infighting continue unabated. Bren Cameron, brilliant human diplomat allied with the dominant Western Association, has just returned to the capital from his country home. But his sojourn was anything but restful, for Bren and his associates have had a small war of their own to contend with, ending with rebel leader, Machigi, joining the atevi congress representing the rebels as a member state.

The Intrepid is drifting slowly between the stars. After near calamity at LHS 1565, the ship is headed for Kapteyn's Star to make repairs. There, the crew will need to spend decades building a temporary industrial base. Across the void, the Noctus prepare to leave Sirius for the same destination. Their plan is to colonize the system and forge new lives for themselves...if they aren't destroyed by their government first.

The first US / UN invasion of the renegade lunar colony of Aristillus has failed - but the powers-that-be in Washington and elsewhere can't give up. Their political careers - and an escape from the economic decline of Earth under a command-and-control economy - depend on conquering the lunar expats. A second - and final - invasion is planned. The lunar settlers prepare to repel the onslaught, but what can a small population of 1 million do against the combined might of billions on Earth - especially now that the PKs have the secret of the antigravity drive?

For John Bandicut, Earth is but a memory. Stranded at the edge of the galaxy in a structure populated with beings from a thousand worlds, Bandicut finds unexpected friends...only to be caught up in a cascade of forces that threaten the Shipworld itself. Confronting an entity known as the "boojum", Bandicut discovers greater peril than ever in his journey into the unknown.

This prequel to the Trade Pact Universe series begins in a time before the Clan had learned how to manipulate the M'hir to travel between worlds. Aliens have begun to explore the world of Cersi, upsetting the delicate balance between the Clan and the two other powerful races who coexist by set rules. And one young woman is on the verge of finding the forbidden secret of the M'hir - a discovery that could prove the salvation or ruin of her entire species.

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.

On the eve of Luca Lee-McNabb’s 23rd birthday the quantum intelligence, Athena delivers her some bad news. Due to a devastating attack on its infrastructure it can no longer protect her and keep her hidden. She must leave Earth immediately and try to make it to New World One, a gargantuan habitat being constructed out in the asteroid belt. For Luca, leaving her home means potentially exposing herself to the powerful VanHeilding family, who will stop at nothing to harvest her unique biology.

On Aurora, the first and greatest of the Spacer planets, Elijah Baley and R. Daneel Olivaw investigate yet another seemingly impossible crime – this time, a roboticide. Someone has destroyed the positronic mind of R. Jander Panell, a humanoid twin to Daneel. His creator, the master roboticist Han Fastolfe, denies all involvement. So does Gladia Delmarre, the robot’s owner. And lover.

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?

The action-packed sequel to Raw Space by New York Times bestselling author Todd J. McCaffrey. The King's Ghosts is more than just a space opera; it’s a deep dive into a universe where loyalty, betrayal, and the very nature of humanity are constantly tested. Todd J. McCaffrey, son of the legendary Anne McCaffrey, delivers a story rich in action, character, and complex world-building that is sure to captivate fans of science fiction and military thrillers. Don't miss this exciting next chapter in the Canaris Rift universe. Grab your copy of The King's Ghosts today and discover a world where...