Haywood Floyd, director of the original Discovery mission, sets out to discover what happened to HAL 9000 and comes face to face with something claiming to be Dave Bowman.

When aliens invade, a generations-long struggle begins against an impenetrable enemy in this sci-fi epic from the Hugo and Nebula Award–winning author.
The Entities have arrived on Earth, fifteen feet tall with impenetrable defenses and inscrutable motives. As conquerors, they have no demands, no explanations, simply harsh consequences should they be challenged. Releasing a plague and plunging the world into a new Dark Age, the...

A diverse group of men and women, fleeing a troubled Earth, arrive on the planet Greentrees where they plan to start a colony under the leadership of Jake Holman, but they are dragged into war when they discover the planet is already inhabited by two alien races, the DNA-based humanoids known as the Furs, and their deadly enemies, the Vines, a race of sentient plants.

Psychiatrist Gene Brewer doesn't have a diagnosis for the mysterious new patient who calls himself "prot" (rhymes with goat). But, this strange and likeable man cannot be, as he claims, from the planet K-PAX. Or, can he? Prot knows facts about space that are confounding the experts. He is soon revealing Dr. Brewer's own deepest pains and most sublime longings. And, his tales of K-PAX have other patients competing to go along with him when he heads...

Winner of the 2002 World Fantasy Award for Best Collection: In Skin folk, with fifteen works ranging from science fiction to Caribbean folklore, passionate love to chilling horror, Nalo Hopkinson is at her award-winning best spinning tales like 'Precious,' in which the narrator spews valuable coins and gems from her mouth whenever she attempts to talk or sing. In 'A Habit of Waste,' a self-conscious woman undergoes elective surgery to alter her appearance;...

"Earth is uninhabitable. Tau is our home now. With that terrifying message, Jo and her family learned the truth: They are trapped forever on Tau Ceti e. But the planet's current occupants--the Sorrow--are not interested in sharing. The fragile peace Jo negotiated abruptly shatters, and soon a bloody battle is raging between the Sorrow and the Pioneers. As tensions rise, the survival of everyone Jo cares for seems less likely by the second. When a...

Set in the universe as Sheffield's previous novel Cold As Ice, Dark As Day is a hard science fiction novel set 30 years after the Great War, and interplanetary war that nearly destroyed the entire human race, and left horrifyingly dangerous weapons caches to threaten human survival. The Solar System is finally recovering from the Great War, a war that devastated the planets and nearly wiped out the human race, and the population of the outer moons,...

Five years to the day, almost to the second, after he disappeared form the Manhattan Psychiatric Institute, leaving his host body in a catatonic state, the being known as prot (rhymes with goat) has returned. Now, in sixteen more sessions with psychiatrist Gene Brewer, prot reveals that he has come back to escort a chosen few to his home planet, K-PAX. K-PAX is an idyllic planet free of the pain and suffering of earth. Prot has incredible insights...

"At the turn of the twenty-second century, scientists make a breakthrough in human spaceflight. Through a revolutionary method known as somaforming, astronauts can survive in hostile environments off Earth using synthetic biological supplementations. They can produce antifreeze in subzero temperatures, absorb radiation and convert it for food, and conveniently adjust to the pull of different gravitational forces. With the fragility of the body no...

While on a mission to save the planet Lessenar, Lieutenant Worf and his friend Walch emerge as the primary suspects after a murdered alien is found on the U.S.S. Enterprise.