One of the most renowned figures in science fiction, C.J. Cherryh has been enthralling audiences for nearly thirty years with rich and complex novels. Now at the peak of her career, this three-time Hugo Award winner launches her most ambitious work in decades, Hammerfall, part of a far-ranging series, The Gene Wars, set in an entirely new universe scarred by the most vicious of future weaponry, nanotechnology. In this brilliant novel -- possibly Cherryh's...

On July 26, Arthur Gordon learns that Europa, the sixth moon of Jupiter, has disappeared. Not hiding, not turned black, but gone. On September 28th, Edward Shaw finds an error in the geological records of Death Valley. A cinder cone was left off the map. Could it be new? Or, stranger yet, could it be artificial? The answer may be lying beside it-a dying Guest who brings devastating news for Edward and for Planet Earth. As more unexplained phenomena...

Hundreds of years ago, the last humans on Earth boarded the Exodus Fleet in search of a new home among the stars. After centuries spent wandering empty space, their descendants were eventually accepted by the well-established species that govern the Milky Way. But that was long ago. Today, the Exodus Fleet is a living relic, the birthplace of many, yet a place few outsiders have ever visited. While the Exodans take great pride in their original community...

In Expendable, the first volume of the League of Peoples, Festina Ramos is assigned to escort an unstable admiral to planet Melaquin. Little is known about Melaquin, for every explorer who's landed there has disappeared. It's come to be known as the "planet of no return," and the High Council has made a habit of sending troublesome admirals there in an attempt to get rid of them. It's clear that this is intended to be Ramos's last mission, but she...

In a Spanish convent, seventeen-year-old Marina longs to join forces with her fellow Loriens to prepare for battle with the Mogadorians who destroyed their home planet, while in the United States, John, Six, and Sam elude authorities who think John is a terrorist

What is an Amish couple doing riding away from a spaceship in a horse-drawn buggy? In this clash-of-cultures science fiction story we follow Aaron and Martha Stoltzfoos (an Amish couple from Lancaster, PA) as they take leave of the spacecraft that carried them light years to the planet of Murna. The purpose of their expedition is to homestead Amish style and set an example of exceptional farming to the local inhabitants and encourage an era of agricultural...

The concluding part of the highly-acclaimed science fiction trilogy that began with Nnedi Okorafor's Hugo- and Nebula Award-winning BINTI.
Binti has returned to her home planet, believing that the violence of the Meduse has been left behind. Unfortunately, although her people are peaceful on the whole, the same cannot be said for the Khoush, who fan the flames of their ancient rivalry with the Meduse.
Far from her village when

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Multi-Hugo Award-winning author Ben Bova continues the story of Earth's first extraterrestrial contact with Voyagers II: The Alien Within. Eighteen years ago, astronaut Keith Stoner had been the American member of a joint U.S.-Soviet mission to capture an alien ship that had entered the solar system. It was the greatest adventure in the history of Earth-but disaster struck when a bomb placed on the Soviet craft forced its recall. Stoner refused to...

Sailing the Stratoin oceans on her coming-of-age apprenticeship, Maia, a half-caste var, endures hardship, hunger, imprisonment, loneliness, battle, separation from her twin sister, and a rendezvous with a threatening long-distance traveler.

The Mogadorian invasion has come to Earth, and they have all but won the battle for our planet. Their warships loom over our most populous cities--like New York City, Tokyo, Moscow, Beijing, and New Delhi--and no army will risk making a move against them. The Garde are all that stand in their way . . . but they are no longer alone in this fight. Human teens from across the globe, like John Smiths best friend, Sam Goode, have begun to develop Legacies...