Men had built cities before, but never such a city as Diaspar; for millennia its protective dome shut out the creeping decay and danger of the world outside. Once, it ruled the stars. But then, as legend had it, the Invaders came, driving humanity into this last refuge. It takes one man, a Unique, to smash the legend and discover the true nature of the Invaders.

When the silent spacecraft arrived and took the light from the world, no one knew what to expect. When the Overlords finally showed themselves it was a shock but one that humankind could now cope with, and an era of peace, prosperity and endless leisure began. But the children of this utopia dream strange dreams of distant suns and alien planets, and soon they will be ready to join the Overmind...and, in a grand and thrilling metaphysical climax, leave Earth behind.

In the 22nd century visionary scientist Vannevar Morgan conceives the most grandiose engineering project of all time, and one which will revolutionise the future of humankind in space: a Space Elevator, 36,000 kilometres high, anchored to an equatorial island in the Indian Ocean.

Set in 2276, Imperial Earth is the fascinating odyssey of Duncan Makenzie, travelling from Titan, a moon of Saturn, to Earth, as a diplomatic guest of the United States. Duncan’s initial challenge is to prepare for the 500-million-mile trip to Earth. Once there, he is caught up in a sweep of new experiences - including the social whirl of Washington, a strange visit to a carefully preserved ancient city, and a search for the woman he loves.

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. Space explorers and planet-bound scientists alike prepare for mankind's first encounter with alien intelligence.

It has taken a long time, but humankind has won its battle against the sea. Now Professionals like Walter Franklin patrol the infinite savannahs of the oceans, harvesting from the plankton prairies. But like that other great frontier, space, the sea has not yet yielded up all its secrets. And men like Franklin will never rest until its every fathomless mystery has been challenged....

The Galactic Empire has prospered for 12,000 years. Nobody suspects that the heart of the thriving Empire is rotten, until psychohistorian Hari Seldon uses his new science to foresee its terrible fate. Exiled to the desolate planet Terminus, Seldon establishes a colony of the greatest minds in the Empire, a Foundation which holds the key to changing the fate of the galaxy.

Marooned in outer space after an attack on his ship, Nomad, Gulliver Foyle lives to obsessively pursue the crew of a rescue vessel that had intended to leave him to die.

It is the 21st century, and on Mars a dedicated group of pioneers - among them some of Earth's finest brains - struggle to change the face of the planet. Science fiction writer Martin Gibson finally gets a chance to visit the research colony on the Red Planet. It's a dream come true - until he discovers the difficulties and perils of survival on another world...and the very real terror it holds.

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.

Epic, entertaining, blasphemous, this is the most influential and controversial of Science Fiction novels. Stranger in a Strange Land caused uproar when it was first published as it savaged conventional religious, sexual, and social ideals. Many years in the future, Valentine Michael Smith's upbringing is exceptional. Orphan child to two astronauts killed in space, he is raised on Mars. Twenty-five years later he is "rescued" and brought back to Earth. The initial enthusiasm of the administration in Smith's safe return is soon dampened by the realisation that they cannot control him.

In the middle of climate-change crises, there is no mood for space-exploration stunts - but Reid Malenfant, elderly, once a shuttle pilot and frustrated would-be asteroid miner, decides to go take a look anyway. Nothing more is heard of him. But his ex-wife, Emma Stoney, sets up a trust fund to search for him the next time the Kernel returns...By 2570 Earth is transformed. A mere billion people are supported by advanced technology on a world that is almost indistinguishable from the natural, with recovered forests, oceans, ice caps. 

What happens when a robot begins to question its creators? What would be the consequences of creating a robot with a sense of humour? Or the ability to lie? How do we truly tell the difference between man and machine? In I, Robot, Asimov sets out the Three Laws of Robotics - designed to protect humans from their robotic creations - and pushes them to their limits and beyond.

This book contains 26 of the greatest science fiction stories ever written. They represent the considered verdict of the Science Fiction Writers of America, those who have shaped the genre and who know, more intimately than anyone else, what the criteria for excellence in the field should be. The authors chosen for the Science Fiction Hall Fame are the men and women who have shaped the body and heart of modern science fiction; their brilliantly imaginative creations continue to inspire and astound new generations of writers and fans.

It's the 21st century, and global warming is here to stay, so forget the way your country used to look. And get used to the free market, too – the companies possess all the best hardware, and they're calling the shots now. In a world like this, a man open to any offers can make out just fine. A man like Greg Mandel for instance, who's psi-boosted, wired into the latest sensory equipment, carrying state-of-the-art weaponry – and late of the English Army's Mindstar Battalion.