They first appear as a series of dots on astronomical plates, heading from Saturn directly toward Earth. Since the ringed planet carries no life, scientists deduce the mysterious ship to be a visitor from another star. The world's frantic efforts to signal the aliens go unanswered. The first contact is hostile: the invaders blast a Soviet space station, seize the survivors, and then destroy every dam and installation on Earth with a hail of asteriods.

The Mote In God's Eye is their acknowledged masterpiece, an epic novel of mankind's first encounter with alien life that transcends the genre. No lesser an authority than Robert A. Heinlein called it "possibly the finest science fiction novel I have ever read".

Already cited on the floor of Congress and discussed in the corridors of the Pentagon as a book all Americans should read, One Second After is the story of a war scenario that could become all too terrifyingly real. Based upon a real weapon - the Electro Magnetic Pulse (EMP) - which may already be in the hands of our enemies, it is a truly realistic look at the awesome power of a weapon that can destroy the entire United States.

If society collapsed, could you survive? When Morgan Carter's car breaks down 250 miles from his home, he figures his weekend plans are ruined. But things are about to get much, much worse: the country's power grid has collapsed. There is no electricity, no running water, no Internet, and no way to know when normalcy will be restored - if it ever will be.

Welcome to Ringworld, an intermediate step between Dyson Spheres and planets. The gravitational force created by a rotation on its axis of 770 miles per second means no need for a roof. Walls 1,000 miles high at each rim will let in the sun and prevent much air from escaping. Larry Niven's novel, Ringworld, is the winner of the 1970 Hugo Award for Best Novel, the 1970 Nebula Award for Best Novel, and the 1972 Ditmars, an Australian award for Best International Science Fiction.

This true modern masterpiece is built around the two fateful words that make up the title and herald the end - “Alas, Babylon.” When a nuclear holocaust ravages the United States, a thousand years of civilization are stripped away overnight, and tens of millions of people are killed instantly. But for one small town in Florida, miraculously spared, the struggle is just beginning, as men and women of all backgrounds join together to confront the darkness....

Facing down an unprecedented malevolent enemy, the government responds with a nuclear attack. America as it was is gone forever, and now every citizen - from the President of the United States to the homeless on the streets of New York City - will fight for survival. In a wasteland born of rage and fear, populated by monstrous creatures and marauding armies, earth's last survivors have been drawn into the final battle between good and evil, that will decide the fate of humanity.

Best-selling science fiction superstars Larry Niven and Jerry Pournelle combine their talents with those of Steven Barnes in an extraordinary adventure of humankind’s first outpost in the farthest reaches of space. Light years from Earth, colonists land on a planet they name Avalon. It seems like a paradise - until native creatures savagely attack. It will take every bit of intelligence, courage, and military-style discipline to survive.

After more than two hundred years as a corpsicle, Jaybee Corbell awoke in someone else’s body and under threat of instant annihilation if he made a wrong move while they were training him for a one-way mission to the stars. But Corbell bided his time and made his own move. Once he was outbound, where the society that ruled Earth could not reach him, he headed his starship toward the galactic core.

After being thrown out of the window of his luxury apartment, science-fiction writer Allen Carpentier wakes to find himself at the gates of Hell. Feeling he's landed in a great opportunity for a book, he attempts to follow Dante's road map. Determined to meet Satan himself, Carpentier treks through the nine circles of Hell, led by Benito Mussolini, and encounters countless mental and physical tortures.

World War Z: The Complete Edition features 21 additional Hollywood A-list actors and sci-fi fan favorites performing stories not included in the original edition. New narrators include Academy Award-winning director Martin Scorsese, Spiderman star Alfred Molina, The Walking Dead creator Frank Darabont, rapper Common, Firefly star Nathan Fillion, Shaun of the Dead’s Simon Pegg, and members of the casts of Star Trek, Battlestar Galactica, Heroes and more!

the near future, Los Angeles is an all but uninhabitable war zone, wracked by crime, violence, pollution and poverty. But above the blighted city, a Utopia has arisen: Todos Santos, a thousand-foot high single-structured city, designed to used state-of-the-art technology to create a completely human-friendly environment, offering its dwellers everything they could want in exchange for their oath of allegiance and their constant surveillance.

It began on New Year’s Eve. The sickness came on suddenly, and spread quickly. The fear spread even faster. Within weeks, everything people counted on began to fail them. The electrical grid sputtered; law and government collapsed - and more than half of the world’s population was decimated. Where there had been order, there was now chaos. And as the power of science and technology receded, magick rose up in its place.

Six days ago, astronaut Mark Watney became one of the first people to walk on Mars. Now, he's sure he'll be the first person to die there. After a dust storm nearly kills him and forces his crew to evacuate while thinking him dead, Mark finds himself stranded and completely alone with no way to even signal Earth that he’s alive - and even if he could get word out, his supplies would be gone long before a rescue could arrive. But Mark isn't ready to give up yet.

A war no one fully understands has devastated the planet with radioactive fallout from massive cobalt bombing. Melbourne, Australia, is the only area whose citizens have not yet succumbed to the contamination. But there isn’t much time left, a few months, maybe more—and the citizens of Melbourne must decide how they will live the remaining weeks of their lives, and how they will face a hopeless future.