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.

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.

Fleet of Worlds takes a closer look at Human-Puppeteer (Citizen) relations and the events leading up to Niven's first Ringworld novel. Kirsten Quinn-Kovacks is among the best and brightest of her people. She gratefully serves the gentle race that rescued her ancestors from a dying starship, gave them a world, and nurtures them still. If only the Citizens knew where Kirsten's people came from.

Don Harvey is a citizen of the Interplanetary Federation - yet no single planet can claim him as its own. His mother was born on Venus and his father on Earth, and Don himself was born on a spaceship in trajectory between planets. When his parents abruptly summon him away from school on Earth to join them on Mars, he has no idea he's about to be plunged into deadly interplanetary intrigue. But the ship Don is traveling on is unexpectedly diverted to Venus, where the colony has launched a revolution against Earth's control.

Once Homo sapiens reigned supreme, spreading from star system to star system in an empire that encountered no alien life and thus knew no enemy.... save itself. As had happened many times before, the most primal human instincts rose up, only this time armed with the advanced scientific knowledge to create a genetically engineered smart virus that quickly wiped out humanity to the last man. That man is Ruslan, the sole known surviving human being in the universe.

Hugh Farnham is a practical, self-made man, and when he sees the clouds of nuclear war gathering, he builds a bomb shelter under his house, hoping for peace and preparing for war. But when the apocalypse comes, something happens that he did not expect. A thermonuclear blast tears apart the fabric of time and hurls his shelter into a world with no sign of other human beings.

Amber is the one real world, of which all others including our own Earth are but Shadows. Amber burns in Corwin's blood. Exiled on Shadow Earth for centuries, the prince is about to return to Amber to make a mad and desperate rush upon the throne.

A group of pretend adventurers suit up for a campaign called "The South Seas Treasure Game". As in the early role-playing games, there are dungeon masters, warriors, magicians, and thieves. The difference? At Dream Park, a futuristic fantasy theme park full of holographic attractions and the latest in VR technology, they play in an artificial enclosure that has been enhanced with special effects, holograms, actors, and a clever story line. The players get as close as possible to truly living their adventure.

People work; folk play. That is how it has been in this country for as long as Sam can remember. He is happy, and he understands that this is the way it should be. People are bigger than folk. They are stronger. They do not need food or water. They do not need the warmth of a fire. All they need are jobs to do and a blacksmith to fix them when they break. The people work so the folk can drink their moonshine, fish a little, and throw horseshoes. But once Sam starts to wonder why the world is like this, his life will never be the same.