At first, only a few things are known about the celestial object that astronomers dub Rama. It is huge, weighing more than ten trillion tons. And it is hurtling through the solar system at inconceivable speed. Then a space probe confirms the unthinkable: Rama is no natural object. It is, incredibly, an interstellar spacecraft.

Anderson Lake is a company man, AgriGen's Calorie Man in Thailand. Under cover as a factory manager, Anderson combs Bangkok's street markets in search of foodstuffs thought to be extinct, hoping to reap the bounty of history's lost calories. There, he encounters Emiko...Emiko is the Windup Girl, a strange and beautiful creature. One of the New People, Emiko is not human; instead, she is an engineered being, creche-grown and programmed to satisfy the...

"Martha Wells's Hugo, Nebula, Alex, and Locus Award-winning, New York Times and USA Today bestselling series, The Murderbot Diaries, comes to a thrilling conclusion in Exit Strategy. Murderbot wasn't programmed to care. So, its decision to help the only human who ever showed it respect must be a system glitch, right? Having traveled the width of the galaxy to unearth details of its own murderous transgressions, as well as those of the GrayCris Corporation,...

"To fix the world they must first break it, further. Humanity is a dying breed, utterly reliant on artificial labor and service. When a domesticated robot gets a nasty little idea downloaded into its core programming, they murder their owner. The robot discovers they can also do something else they never did before: They can run away. Fleeing the household they enter a wider world they never knew existed, where the age-old hierarchy of humans at the...

A latest entry in the Ender's Game prequel series follows an invasion of terraforming aliens on Earth, which is complicated by politics and power struggles until a small band of humans organize a desperate defense.

It is the year 12,020 G.E. and Emperor Cleon I sits uneasily on the Imperial throne of Trantor. Here in the great multidomed capital of the Galactic Empire, forty billion people have created a civilization of unimaginable technological and cultural complexity. Yet Cleon knows there are those who would see him fall - those whom he would destroy if only he could read the future. Hari Seldon has come to Trantor to deliver his paper on psychohistory,...

Ender Wiggin's adopted world of Lusitania, with its three sentient species and his oldest friend Jane, a computer intelligence, are threatened by a fleet of ships sent by the Starways Congress, but with the help of two new beings created by Ender's mind, the planet may still be saved.

Nicole Wakefield, ex-governor of the colony of humans on the spaceship Rama III, is in her cell awaiting death for treason. She opposed the colony's new rulers. But Richard, her husband whom she thought dead, sends robots to rescue her.

"It is 83 years after the last of the thinking machines were destroyed in the Battle of Corrin, after Faykan Butler took the name of Corrino and established himself as the first Emperor of a new imperium. The great war hero Vorian Atreides has turned his back on politics and Salusa Secundus, flying off to parts unknown; because he was given a life-extension treatment by Agamemnon, he ages very slowly. Abulurd Harkonnen, convicted of cowardice during...

Kalgash is a world on the edge of chaos, torn between religious fanaticism and scientific rationalism. Their civilization is threatened by Nightfall, the first sunset in over two thousand years.