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 been 40 years since the publication of this classic science-fiction novel that changed the way we look at the stars and ourselves. From the savannas of Africa at the dawn of mankind to the rings of Saturn as man adventures to the outer rim of our solar system, 2001: A Space Odyssey is a journey unlike any other.

From early work like "Rescue Party" and "The Lion of Comarre", through classic stories including "The Star", "Earthlight", "The Nine Billion Names of God", and "The Sentinel" (kernel of the later novel and movie 2001: A Space Odyssey), all the way to later work like "A Meeting with Medusa" and "The Hammer of God", this comprehensive short story collection encapsulates one of the great science fiction careers of all time.

Diaspar is Earth's last city - surrounded by deserts, on a world where the oceans have long since dried up. It is a domed, isolated, technological marvel, run by the Central Computer. Diaspar has conquered death. People are called forth; they live for a thousand years and then are recalled, to be born thousands of years later, over and over again. No child has been born for at least 10 million years. Until Alvin....

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 signal and plans to invade Earth. Meanwhile, on Earth, different camps start forming, planning to either welcome the superior beings and help them take over a world seen as corrupt, or to fight against the invasion.

Vannemar Morgan's dream is to link Earth to the stars with the greatest engineering feat of all time: a 24,000-mile-high space elevator. But first he must solve a million technical, political, and economic problems while allaying the wrath of God. For the only possible site on the planet for Morgans Orbital Tower is the monastery atop the Sacred Mountain of Sri Kanda.

Within the Great Ruins of Zimbabwe, anthropologist Gabe Turpin makes an impossible discovery. A secret cabal deploys a black-ops team to the site to recover Turpin’s relics and leave no survivors. Gabe escapes, and is relentlessly pursued across Africa, and to the mountains of Ecuador. Only Turpin holds the truth, as the lives of millions hang in the balance. And, the only hope is for Gabe to meet those he believes want to destroy him and his discovery in order to keep humankind’s greatest secret from...disclosure.

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".

At last, one of the world’s greatest works of science fiction is available - just as author Stanislaw Lem intended it. To mark the 50th anniversary of the publication of Solaris, Audible, in cooperation with the Lem Estate, has commissioned a brand-new translation - complete for the first time, and the first ever directly from the original Polish to English. Beautifully narrated by Alessandro Juliani ( Battlestar Galactica), Lem’s provocative novel comes alive for a new generation.

In what is considered one of Heinlein's most hair-raising, thought-provoking, and outrageous adventures, the master of modern science fiction tells the strange story of an even stranger world. It is 21st-century Luna, a harsh penal colony where a revolt is plotted between a bashful computer and a ragtag collection of maverick humans, a revolt that goes beautifully until the inevitable happens. But that's the problem with the inevitable: it always happens.

Only a few know the terrifying truth - an outcast Earth scientist, a rebellious alien inhabitant of a dying planet, a lunar-born human intuitionist who senses the imminent annihilation of the Sun... They know the truth - but who will listen? They have foreseen the cost of abundant energy - but who will believe?These few beings, human and alien, hold the key to the Earth's survival.

On the world called Hyperion, beyond the law of the Hegemony of Man, there waits the creature called the Shrike. There are those who worship it. There are those who fear it. And there are those who have vowed to destroy it. In the Valley of the Time Tombs, where huge, brooding structures move backward through time, the Shrike waits for them all.

A visionary work that combines speculative fiction with deep philosophical inquiry, The Sparrow tells the story of a charismatic Jesuit priest and linguist, Emilio Sandoz, who leads a scientific mission entrusted with a profound task: To make first contact with intelligent extraterrestrial life. The mission begins in faith, hope, and beauty, but a series of small misunderstandings brings it to a catastrophic end.

The future is here...in an adventure of cosmic dimension. In December, 1999, a multinational team journeys out to the stars, to the most awesome encounter in human history. Who - or what - is out there? In Cosmos, Carl Sagan explained the universe. In Contact, he predicts its future - and our own.

Guy Montag is a fireman. In his world, where television rules and literature is on the brink of extinction, firemen start fires rather than put them out. His job is to destroy the most illegal of commodities, the printed book, along with the houses in which they are hidden. Montag never questions the destruction and ruin his actions produce, returning each day to his bland life and wife, Mildred, who spends all day with her television "family."

A world with no hunger, no disease, no war, no misery: Humanity has conquered all those things and has even conquered death. Now Scythes are the only ones who can end life - and they are commanded to do so in order to keep the size of the population under control. Citra and Rowan are chosen to apprentice to a scythe - a role that neither wants. These teens must master the "art" of taking life, knowing that the consequence of failure could mean losing their own.

Wilson has blended H. P. Lovecraft's dark vision with his own revolutionary philosophy and unique narrative powers to produce a stunning, high-tension story of vaulting imagination. A professor makes a horrifying discovery while excavating a sinister archaeological site. For over 200 years, mind parasites have been lurking in the deepest layers of human consciousness, feeding on human life force and steadily gaining a foothold on the planet. Now they threaten humanity's extinction.

His name was Biron Farrill and he was a student at the University of Earth. A native of one of the helpless Nebular Kingdoms, he saw his home world conquered and controlled by the planet Tyrann - a ruthless, barbaric Empire that was building a dynasty of cruelty and domination among the stars. Farrill’s own father had been executed for trying to resist the Tyrann dictatorship and now someone was trying to kill Biron. But why? His only hope for survival lay in fleeing Earth and joining the rebellion that was rumored to be forming somewhere in the Kingdoms.

Vannemar Morgan's dream is to link Earth to the stars with the greatest engineering feat of all time: a 24,000-mile-high space elevator. But first he must solve a million technical, political, and economic problems while allaying the wrath of God. For the only possible site on the planet for Morgans Orbital Tower is the monastery atop the Sacred Mountain of Sri Kanda.

This is one of Lovecraft's most beautifully written and frightening stories. It is written from the perspective of a surveyor, who, while surveying a rural area that is to be flooded near the town of Arkham, comes across a mysterious, abandoned farmstead, which is completely devoid of all life. At the center of the farmstead is an old well. The site fills him with an unnatural sense of dread, and, as it turns out, there is good reason for that feeling.

At the turn of the 22nd century, scientists make a breakthrough in human spaceflight. Through a revolutionary method known as somaforming, astronauts can survive in hostile environments off Earth using synthetic biological supplementations. With the fragility of the body no longer a limiting factor, human beings are at last able to journey to neighboring exoplanets long known to harbor life. A team of these explorers, Ariadne O’Neill and her three crewmates, are hard at work in a planetary system 15 light-years from Sol, on a mission to ecologically survey four habitable worlds.

When prospector Bob Broadhead went out to Gateway on the Heechee spacecraft, he decided he would know which was the right mission to make him his fortune. Three missions later, now famous and permanently rich, Robinette Broadhead has to face what happened to him and what he is...in a journey into himself as perilous and even more horrifying than the nightmare trip through the interstellar void that he drove himself to take!

Robot believers at the far end of the galaxy endeavor to create a true religion, but their efforts could be shattered by a shocking revelation. Far in the future, on the remote planet End of Nothing, sentient robots are engaged in a remarkable enterprise. They call their project Vatican-17: an endeavor to create a truly universal religion presided over by a pope, whose extreme godliness and infallible artificial intelligence are fed by telepathic human Listeners who psychically delve into the mysteries of the universe.

A witty and inventive satire of "men of science" and their thinking, as a team of scientists races to decode a mysterious message from space. "I had the feeling that I was standing at the cradle of a new mythology. A last will and testament...we as the posthumous heirs of Them...."

It has been 40 years since the publication of this classic science-fiction novel that changed the way we look at the stars and ourselves. From the savannas of Africa at the dawn of mankind to the rings of Saturn as man adventures to the outer rim of our solar system, 2001: A Space Odyssey is a journey unlike any other.

The Galactic Star Alliance has been alive and well for millions of Earth years. Hundreds of thousands of worlds and trillions of beings move across the many home worlds of the Alliance. This revelation invites many questions: How is faster-than-light speed travel possible, and could cohesive, interstellar civilizations exist without it? Is it conceivable to govern a coalition not of different countries but of different species?

Aboard the Starship Shenzhou, Lieutenant Michael Burnham, a human woman raised and educated among Vulcans, is promoted to acting first officer. But if she wants to keep the job, she must prove to Captain Philippa Georgiou that she deserves to have it.

A gentleman, with the aid of a close female companion, investigates a hidden disturbance within his unconscious. This acclaimed classic short story is rendered in perfect Jamesian fashion by narrator Jonathan Epstein.

Ijon Tichy, Lem's Candide of the Cosmos, encounters bizarre civilizations and creatures in space that serve to satirize science, the rational mind, theology, and other icons of human pride.

Howard Falcon almost lost his life in an accident as the first human astronaut to explore the atmosphere of Jupiter - and a combination of human ingenuity and technical expertise brought him back. But he is no longer himself. Instead he has been changed into an augmented human: part man, part machine, and exceptionally capable.

From early work like "Rescue Party" and "The Lion of Comarre", through classic stories including "The Star", "Earthlight", "The Nine Billion Names of God", and "The Sentinel" (kernel of the later novel and movie 2001: A Space Odyssey), all the way to later work like "A Meeting with Medusa" and "The Hammer of God", this comprehensive short story collection encapsulates one of the great science fiction careers of all time.

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.

Vannemar Morgan's dream is to link Earth to the stars with the greatest engineering feat of all time: a 24,000-mile-high space elevator. But first he must solve a million technical, political, and economic problems while allaying the wrath of God. For the only possible site on the planet for Morgans Orbital Tower is the monastery atop the Sacred Mountain of Sri Kanda.

Diaspar is Earth's last city - surrounded by deserts, on a world where the oceans have long since dried up. It is a domed, isolated, technological marvel, run by the Central Computer. Diaspar has conquered death. People are called forth; they live for a thousand years and then are recalled, to be born thousands of years later, over and over again. No child has been born for at least 10 million years. Until Alvin....

Time is running out for the passengers and crew of the tourist cruiser Selene, incarcerated in a sea of choking lunar dust. On the surface, her rescuers find their resources stretched to the limit by the mercilessly unpredictable conditions of a totally alien environment. A brilliantly imagined story of human ingenuity and survival, A Fall of Moondust is a tour-de-force of psychological suspense and sustained dramatic tension by the field's foremost author.

Anthony Hope's swashbuckling classic tale of adventure and romance: Ruritania, a beautiful kingdom in the mountains between Germany and Austria, is in the midst of a power struggle. On one side is the alcoholic lay-about crown prince, Rudolf - popular with the upper class and army - and on the other is his half-brother, Michael, who has the love of the common people. The struggle reaches a new fervor at Rudolf's coronation, when Michael kidnaps his brother and takes him to the Castle of Zenda. Now the only thing in the way of Black Michael's plan is a confused distant cousin in England.

The story of Island in the Sky centers around a young man, who, after brilliantly winning a space-related competition, requests a vacation on a space station as his prize. It is written with Arthur C. Clark's obvious knowledge of science, but moves at a page turning rate throughout the entire narrative. The short novel gives a realistic possibility of work and play in future space, heightened with constant excitement and action.

June 1958 issue of If. It was later expanded into the novel of the same name. Sir Arthur C. Clarke (1917-2008) is regarded as one of the most-influential science fiction writers of all time. He was named a Grand Master by the Science Fiction and Fantasy Writers of America, and was inducted into the Science Fiction and Fantasy Hall of Fame.

The Light of Other Days tells the tale of what happens when a brilliant, driven industrialist harnesses the cutting edge of quantum physics to enable people everywhere, at trivial cost, to see one another at all times: around every corner, through every wall, into everyone's most private, hidden, and even intimate moments. It amounts to the sudden and complete abolition of human privacy - forever.

Bradbury's Mars is a place of hope, dreams, and metaphor - of crystal pillars and fossil seas - where a fine dust settles on the great, empty cities of a silently destroyed civilization. It is here the invaders have come to despoil and commercialize, to grow and to learn - first a trickle, then a torrent, rushing from a world with no future toward a promise of tomorrow. The Earthman conquers Mars...and then is conquered by it, lulled by dangerous lies of comfort and familiarity, and enchanted by the lingering glamour of an ancient, mysterious native race.

The Hammer of God was first published in the Sept. 28, 1992 issue of Time. Sir Arthur C. Clarke (1917-2008) is regarded as one of the most-influential science fiction writers of all time. He was named a Grand Master by the Science Fiction and Fantasy Writers of America, and was inducted into the Science Fiction and Fantasy Hall of Fame.