Hard Science Fiction Space Opera

March 15th, Earth Year 2290. The day the aliens returned. The memories are still fresh. Of colonies burning. Of millions dying in agony. Fifty years later, we’ve built up our strength. Using a wormhole, we colonized both sides of the galaxy. It was the worst mistake we could have made. Our enemy has returned and the wormhole has collapsed. Commander Thatcher finds himself on the wrong side of the divide. Separated from his pregnant wife by countless light years. He’s just been given command of a light armored cruiser. His first command.

Covert agent Sigmund Ausfaller is Earth's secret weapon, humanity's best defense against all conspiracies, real and imaginary, and all foes both human and alien. Who better than a brilliant paranoid to expose the devious plots of others?

But Sigmund may finally have met his match in Nessus, representative of the secretive Puppeteers, the elder race who wield vastly superior technologies.

An artificial object made of compressed stardust is barreling toward Earth. Is it an invasion ship? A doomsday weapon? Perhaps it’s the final response of Squanto, the Warlord of Rigel who James McGill has repeatedly humiliated. Or could it be from the Mogwa, sent to avenge McGill’s assassination of Earth’s Imperial Governor? No one knows the truth of its origins, but the object is huge and unstoppable. Whoever hurled this rock at us isn’t answering our calls. Every weapon bounces off, and the people of Earth begin to go mad as they realize their destruction is only hours away.

The year is 2312. Scientific and technological advances have opened gateways to an extraordinary future. Earth is no longer humanity's only home; new habitats have been created throughout the solar system on moons, planets, and in between. But in this year, 2312, a sequence of events will force humanity to confront its past, its present, and its future. The first event takes place on Mercury, on the city of Terminator, itself a miracle of engineering on an unprecedented scale. It is an unexpected death, but one that might have been foreseen....

Commodore Straker faces new enemies as neighboring interstellar empires decide his New Republic is a growing threat. A two-front war develops, and the Liberator must face both the Mutuality and the Hundred Worlds. Even as the fighting rages, the mysterious Opters are on the move. They make a diplomatic effort to reach out to Straker - but can he trust the Hive Masters? Will they help or stab him in the back?

Humanity had appeared to fend off the Sh'daar assault once and for all, though they never learned why the alien empire was driven to halt Earth's advancement toward technological Singularity. But in this war of worlds, victory is always elusive. And now a new battle begins. After 20 years of peace, not one but two fragile truces are unraveling. Alexander Koenig, the former Navy commander whose heroics forced the Sh'daar into submission, has won a second term as President of the United States of North America. But pursuing his mandate - sovereignty from the centuries-old Earth Confederation - becomes a risky proposition....

Fleet of Worlds takes a closer look at Human-Puppeteer (Citizen) relations and the events leading up to Niven's first Ringworld novel. Kirsten Quinn-Kovacks is among the best and brightest of her people. She gratefully serves the gentle race that rescued her ancestors from a dying starship, gave them a world, and nurtures them still. If only the Citizens knew where Kirsten's people came from.

Ship's counsellor Deanna Troi mysteriously falls ill...and dies. But her death marks the start of an incredible adventure for Commander Riker - an adventure that takes him across time, pits him against one of his closest friends, and forces him to choose between Starfleet's strictest rule and the one he calls Imzadi. Read by Jonathan Frakes, and enhanced with sound effects!

The Dusahn Empire has been contained for the moment. But there is much work to be done in order to keep them from reasserting their dominance over the Pentaurus sector. As much as Captain Scott wants to see the Empire destroyed, he may have no choice but to find a way to coexist with them.

With the help of a command AI, the hole in the Daedalus has been fixed by Hazel and her friends. But in the process, they have antagonized the Yi, the aliens who are actually controlling the Daedalus. After a daring escape from the Yi, Hazel and her friends now must convince the people of the Daedalus villages and the village leaders that the Yi exist - and that they must fight back in order to survive. This proves tricky, as those in power don't want their authority challenged.

Commander Scott McNabb and the crew of the science vessel, Hermes, are three years into a five-year-long survey of the asteroid belt when they discover a derelict spaceship in orbit around a binary asteroid. The ship contains an experimental quantum device, lost while en route to a research colony on Europa.

Three against the stars! A sky pirate armed with superior weapons of his own invention.... First contact with an alien race dangerous enough to threaten the safety of two planets.... The arrival of an unseen dark sun whose attendant marauders aimed at the very end of civilization in this Solar System.... These were the three challenges that tested the skill and minds of the brilliant team of scientist-astronauts Arcot, Wade, and Morey.

The Darshik war machine is flagging, but the war is far from over. Even as an exhausted Federation military tenses up for a counterattack after repelling the last Darshik invasion, reports are coming in of a new, more powerful class of ship that's striking deep into Terran space. Captain Jackson Wolfe has been given the fleet's newest, most advanced destroyer and tasked with eliminating this new threat before it can claim any more human lives. What he finds, however, is immeasurably more dangerous than just some new class of starship....

Ever since he joined Omega Force, Captain Jason Burke has lived with the underlying fear that one day Earth would be discovered. His desire to keep Earth's existence and location a secret has driven him to extremes, and kept him far away from his homeworld for a long time. But now Jason's greatest fear is realized, and a fleet of alien ships has attacked his planet. Omega Force rushes to Earth's defense, but the ships are like none they've ever encountered, and employ weapons they have no defense for.

Two centuries after humanity colonized the stars, new dangers emerge. The peaceful inhabitants of the Conclave are threatened by expanding alien powers. Invaders threaten the star cluster, attacking our fringe settlements. Captain Bill Gorman has mysteriously disappeared. His clone, set aside for a dark day like this, awakens and begins to put together the pieces. What’s gone wrong out on the frontier? Why are our colonies being attacked by aliens while the Conclave worlds dream of better days? And what happened to the original Captain Gorman?

It is 2076: Lancer, Earth’s first starship, is on a mission to find interstellar civilizations. Although astronaut Nigel Walmsley’s experiences with alien encounters make him the expert, no one believes Nigel’s theory that machines are the dominant intelligent beings left in the galaxy and that their purpose is to annihilate all organic life. Then the explorers discover once-living planets where only machines remain – and ruined worlds where fugitive survivors must evade omnipresent and lethally advanced A.I. warships.

Although the exciting military career she hoped for never got off the ground, Ky Vatta ended up seeing plenty of combat when she took the helm of one of the commercial transport vessels in her family's fleet...and steered it into a full-blown war. Now the lessons she learned in that trial by fire are about to pay off - because this time, the war has come to her. Someone has launched a full-throttle offensive against Vatta Transport Ltd., Ky's father's interstellar shipping empire.

Commander Joe Pikeman has his share of demons. But after a long deployment, he just wants to enjoy some home leave with his daughter. The galaxy has other plans. His last assignment takes him to Earth, humanity’s deserted homeworld. There, he finds Earth’s last settlement littered with the bodies of the people who lived there. As he hunts down those responsible, he runs head-first into some galaxy-shaking questions.

A novella set in the hard-scrabble world of James S. A. Corey's NYT best-selling Expanse series, Strange Dogs follows a family of colonists on Laconia where a new generation of humanity struggles with the profound changes that come with making a home on an alien world. Like many before them, Cara and her family ventured through the gates as scientists and researchers, driven to carve out a new life and uncover the endless possibilities of the unexplored alien worlds now within reach.

There is a fine line between right and wrong, good and evil. For years Jason Burke has straddled that line as best he can, always convinced that despite the violence carried out by him and his team they were firmly on the right side of that line. But as he reflects on his time with Omega Force, he begins to have his doubts. When strange happenings from the mysterious Avarian Empire cross the expanse and Jason and Omega Force are pulled into the conflict, they must pick sides between two superpowers