Adventure Space Opera

When Streaker - the first starship designed and crewed by dolphins - discovers a derelict ancient armada with evidence of the first sentient species ever, she sets off a war between dozens of galactic races eager to use the information for their own advancement.

A rich Komarran merchant fleet has been impounded at Graf Station in distant Quaddiespace after a bloody incident involving the convoy's Barrayaran military escort. But Lord Miles Vorkosigan and his wife, Lady Ekaterin, have other things on their minds, such as getting home in time to attend the long-awaited births of their first children.

Future imperfect: Three years after her famous husband's death, Cordelia Vorkosigan, widowed vicereine of Sergyar, stands ready to spin her life in a new direction. Oliver Jole, admiral, Sergyar Fleet, finds himself caught up in her web of plans in ways he'd never imagined, bringing him to an unexpected crossroads in his life. Meanwhile, Miles Vorkosigan, one of Emperor Gregor's key investigators, this time dispatches himself on a mission of inquiry into a mystery he never anticipated - his own mother.

It's 2040. After decades of research, scientists of the European Union believe that they have at last conquered humankind's most pernicious foe: old age. For the first time, technology holds out the promise of not merely slowing the aging process but actually reversing it. The first subject for treatment is 78-year-old philanthropist Jeff Baker. After 18 months in a rejuvenation tank, Jeff emerges looking like a 20-year-old. And the change is more than skin deep. From his hair cells down to his DNA, Jeff is 20 - with a breadth of life experience.

They won't settle for mere victory. They want to exterminate us. Every last one of us. A surprise attack has sent the Star Alliance fleeing for its life. A remnant of a remnant, their meager fleet—all that remains alive—flees to what seems like a safe harbor: a forgotten backwater planet called Earth. Join ace fighter pilot Chase as he teams up with the modern-day militaries of Earth and fights the last battle for the universe.

For eons, Earth has been under observation by the Firstborn, beings almost as old as the universe itself. The Firstborn are unknown to humankind - until they act. In an instant, Earth is carved up and reassembled like a huge jigsaw puzzle. Suddenly the planet and every living thing on it no longer exist in a single timeline.

Hugo Award winner Harry Turtledove is the master of alternate history. In American Front he envisions World War I as it may have been if fought on American soil. The United States and Germany clash with the Confederacy, France, and Britain as the machines of modern warfare litter the landscape with carnage. Meanwhile, oppressed southern blacks head toward a fateful confrontation.

Tanis is looking forward to a long journey in stasis before arriving at the newly terraformed world of New Eden. New Life. New Start. Getting a berth on the Intrepid is her ticket out of the Sol System. But nothing proves easy for Major Tanis Richards. Nothing is at it seems. What should be a simple trip is fraught with danger and filled with adventure. An array of forces seek to stop the Intrepid - no matter the cost, or lives lost. From competing corporations, to stellar eco-terrorists, no one wants the Intrepid to arrive at New Eden.

Some starship captains explore strange new worlds, seeking out new life and new civilizations. Some lead missions of discovery through wormholes to the other side of the galaxy. Then there's Captain Iridius B. Franklin, someone who spent too long seeking out strange new bars and new alien cocktails.

For nearly a billion years, every known sentient species in the universe has been the result of genetic and cultural guidance - or "uplifting" - by a previously uplifted patron race. Then humans are discovered. Having already uplifted chimps and dolphins, humanity clearly qualifies as an intelligent species, but did they actually evolve their own intelligence, or did some mysterious patron race begin the process, then suddenly abandon Earth?

Led by Admiral Naismith (a.k.a. Lord Miles Vorkosigan), the Dendarii Mercenaries have pulled off the daring interspace rescue of an entire Cetagandan POW camp. But they have made some deadly enemies, and Miles realizes he's in trouble again. First the Mercenaries' payroll doesn't arrive on time; then someone tries to murder him. Now Miles must juggle both his identities to unravel a plot against him, and to reveal an unexpected ally. Just who is trying to assassinate which of his personas, and why?

For 40 years, Colony 3245.12 has been Ofelia’s home. On this planet far away in space and time from the world of her youth, she has lived and loved, weathered the death of her husband, raised her one surviving child, lovingly tended her garden, and grown placidly old. And it is here that she fully expects to finish out her days - until the shifting corporate fortunes of the Sims Bancorp Company dictates that Colony 3245.12 is to be disbanded, its residents shipped off, deep in cryo-sleep, to somewhere new and strange and not of their choosing.

January 1864: General Robert E. Lee faces defeat. The Army of Northern Virginia is ragged and ill-equipped. Gettysburg has broken the back of the Confederacy and decimated its manpower. Then, Andries Rhoodie, a strange man with an unplaceable accent, approaches Lee with an extraordinary offer. Rhoodie demonstrates an amazing rifle: its rate of fire is incredible, its lethal efficiency breathtaking - and Rhoodie guarantees unlimited quantities to the Confederates. The name of the weapon is the AK-47.

Dr. Beth Parker is a space archaeologist, documenting the history of planetary expansion and colonization for Kalok Enterprises and the Interplanetary Mining Guild. A piece of alien technology embeds itself in Beth's arm, giving her the ability to see the energy impressions of long-ago people and events. When Beth uncovers proof of genocide that could bring down the big mining companies, she's the target of assassins. Wyatt makes a split-second decision to intervene, launching them both into a high-stakes cat-and-mouse game with some of the most powerful organizations in the system.

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.

Babel-17, winner of the Nebula Award for best novel of the year, is a fascinating tale of a famous poet bent on deciphering a secret language that is the key to the enemy's deadly force, a task that requires she travel with a splendidly improbable crew to the site of the next attack.

First contact with a mysterious race of aliens reveals an unusual request; a family's pet dog comes to grips with the newly bestowed gift of human-like intelligence; a poet, in danger and alone on a distant world, makes unlikely allies; hundreds of years in the future, a famous hermit lives in the sea above the now-underwater Harvard University; former friends navigate unsteady peace between human refugees and the technologically superior race that saved them; in a future where human life can be infinitely extended through cybertronic rebirth, one woman declines immortality.

When asubatomic physics experiment causes a massive explosion, interdimensional gateways open in Florida - and aliens pour out. Some intend to bring Earth to its knees. Others seem willing to help, but will annihilate the planet if Navy SEAL Command Master Chief Robert Miller can't stop the menace from spreading.

The Carryx—part empire, part hive—has waged wars of conquest for centuries, destroying or enslaving species across the galaxy in its conflict with an ancient and deathless enemy. When they descend on the isolated world of Anjiin, the human population is abased, slaughtered, and put in chains. The best and brightest are abducted, taken to the Carryx world-palace to join prisoners from a thousand other species. Dafyd Alkhor, assistant to a prestigious scientist, is captured along with his team.

When avid gamer Brandon awakes surrounded by endless snow and countless monsters, he knows his survival odds look slim at best. Not that he's planning to go down without a fight. Being a self-confessed nerd doesn't mean he's going to roll over and die. Brandon's determined to get himself home and protect whoever he finds upon the way. That includes a couple of stunning alien women who need his help as much as he needs theirs.