Landing on a new planet where he's instantly caught up in the struggle between a tyrant and the rebels, Nomad, in a world under constant threat of a sunrise whose heat will melt the very stones, must gain enough power to leap offworld before he pays the ultimate price.

The fifth novel in Asimov''s popular Foundation series opens with second thoughts. Councilman Golan Trevize is wondering if he was right to choose a collective mind as the best possible future for humanity over the anarchy of contentious individuals, nations and planets. To test his conclusion, he decides he must know the past and goes in search of legendary Earth, all references to which have been erased from galactic libraries. The societies encountered...

After Susan sees Mr. Smith the substitute teacher peel off his face, she knows he's an alien and only Peter believes her. Together they work to save the class from Mr. Smith's horrible plans.

After declaring independence from Earth, Mars still faces problems: an impending ice age, a search for religious meaning, and immigration. New medical discoveries enable people to live 200 years, causing overpopulation on Earth and the Martians object to being swamped by Earthmen. A replay of New World problems in space. By the author of a trilogy, of which this is the last volume.

Darth Plagueis, a Sith Lord who knows the Dark Side so well that he has power over life and death, joins forces with his apprentice, one-day emperor Darth Sidious, to try to dominate the whole galaxy.

"With the scope of Dune and the commercial action of Independence Day, this near-future trilogy is the first chance for English-speaking readers to experience this multple-award-winning phenemonenon from China's most beloved science fiction author. Set against the backdrop of China's Cultural Revolution, a secret military project sends signals into space to establish contact with aliens. An alien civilization on the brink of destruction captures the...

Avice Benner Cho, a human colonist on a distant planet populated by the Ariekei, sentient beings famed for their unique language, returns to Embassytown after many years of deep space exploration to find she has become a living simile in the Ariekei language even though she cannot speak it, and she is torn by competing loyalties when hostilities erupt between humans and aliens.

"We've all asked ourselves the question. It's impossible to look up at the stars and NOT think about it: Are we alone in the universe? Books, movies and television shows proliferate that attempt to answer this question and explore it. In OUT THERE Space.com senior writer Dr. Michael Wall treats that question as merely the beginning, touching off a wild ride of exploration into the final frontier. He considers, for instance, the myriad of questions...

"Three years after her famous husband's death, Cordelia Vorkosigan, 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. Meanwhile, Miles Vorkosigan, one of Emperor Gregor's key investigators, this time dispatches himself on a mission, into a mystery he never anticipated--his own mother. Plans, wills, and expectations collide...

In the middle of the South Pacific, a thousand feet below the surface of the water, a huge vessel is discovered resting on the ocean floor. Rushed to the scene is a group of American scientists who descend together into the depths of the sea to investigate this astonishing discovery. What they find defies their imaginations and mocks their attempts at logical explanations. It is a spaceship.