Avalon seems perfect, a verdant, livable world still in its prehistoric age. The biologists and engineers who busy themselves planting and building scoff at the warnings of professional soldier Cadmann Weyland until a large, unnaturally fast and cunning predator begins stalking the colony. Learning how to kill the beast is only the first step, for they must then reevaluate their entire understanding of Avalon's ecology.

    In the twenty-third century pioneers have escaped the crowded earth for life in self-sustaining orbital colonies.  One of the colonies, Rotor, has broken away from the solar system to create its own renegade utopia around an unknown red star two light-years from Earth:  a star named Nemesis.  Now a fifteen-year-old Rotorian girl has learned of the dire threat that nemesis poses to Earth's people--but she is prevented from warning them.  Soon she will realize that Nemesis endangers Rotor as well.  And so it will be up to her alone to save both Earth and Rotor as--drawn inexorably by Nemesis, the death star--they hurtle toward certain disaster.

    When a celebrated science fiction writer takes to space on his first trip to Mars, he's sure to be in for some heckling from the spaceship crew. But Martin Gibson, man about space, takes it all in his stride. That is, until he lands on the red planet. Once there the intrepid author causes one problem after another as he stumbles upon Mars's most carefully hidden secrets and threatens the future of an entire planet!

    Chasing stories of unspoiled beauty and endless possibility, he takes a leap across the stars to the rugged colony world of Tupelo and soon finds himself a respected member of the community and mayor of the colony's human population.Humanity isn't the first race to colonize Tupelo: as mayor, Giyt is part of a council of races trying to peacefully coexist despite wildly disparate cultures and traditions. But as Giyt learns to like his alien neighbors, he begins to realize that his fellow humans may have other plans for Tupelo, plans that don't include peace but do include lots of dead aliens. It will be up to Giyt to crack the human conspiracy and carve out a future for all of Tupelo...before it gets him killed!

    Now, as faster-than-light drive opens the stars to exploration, humans are finding other relics of the race they call the Monument-Makers - each different, and each heartbreakingly beautiful. But except for a set of footprints on Jupiter's moon Iapetus, there is no trace of the enigmatic race that has left them behind. Then a team of scientists working on a dead world discover an ominous new image of the Monument-Makers. Somehow it all fits with other lost civilizations, and possibly with Earth's own future. And distant past. But Earth itself is on the brink of ecological disaster - there is no time to search for answers. Even to a question that may hold the key to survival for the entire human race...

    Then came the announcement that the whole thing was a hoax. End of story. Case closed.Except that two agents of the most secret intelligence agency in the U.S. government were on the scene and disappeared without reporting back. Then four more follow up agents also disappeared. So the head of the agency and his two top agents went in and managed to get out with their discovery: an invasion is underway by slug-like aliens who can touch a human and completely control his or her mind. What the humans know, they know. What the slugs want, no matter what, the human will do. And most of Iowa is already under their control.Sam Cavanaugh was one of the agents who discovered the truth. Unfortunately, that was just before he was taken over by one of the aliens and began working for the invaders, with no will of his own. And he has just learned that a high official in the Treasury Department is now under control of the aliens. Since the Treasury Department includes the Secret Service, which safeguards the President of the United States, control of the entire nation is near at hand.

    They are 16 humans in a distant world about to be enveloped by an eruption of violence--horror and murder oddly complemented by a bizarre unforgiving love. But justice is not all that's about to be found. Judgment is coming and the 16 unsuspecting ones are on the threshold of the murdered star.

    Lars Powderdry and Lilo Topchev are counterpart weapons fashion designers for a world divided into two factions - Wes-bloc and Peep-East. Since the Plowshare Protocols of 2002, their job has been to invent elaborate weapons that only seem massively lethal. But when alien satellites hostile to both sides appear in the sky, the two are brought together in the dire hope that they can create a weapon to save the world, a task made all the more difficult by Lars falling in love with Lilo even as he knows she's trying to kill him.

    Each sought his own brand of happiness. But none could have guessed what awaited them. Not even in a million years....

    Now he expands his magnificent epic into the volatile 1960s, when the space race is in its infancy and humanity must face its greatest challenge: alien colonization of planet Earth.Yet even in the shadow of this inexorable foe, the United States, the Soviet Union, and Nazi Germany are unable to relinquish their hostilities and unite against a massive new wave of extraterrestrials. For all the countries of the world, this is the greatest threat of all. This time, the terrible price of defeat will be the conquest of our world, and perhaps the extinction of the human race itself.

    Did some cryptic patron race begin the job long ago, then abandon us? Or did we leap all by ourselves? That question burns, yet a greater mystery looms ahead, in the furnace of a star. Under the caverns of Mercury, Expedition Sundiver prepares for the most momentous voyage in our history – into the boiling inferno of the sun, seeking our destiny in the cosmic order of life.

    NASA, NATO, and the UN sent explorers to the asteroid's surface...and discovered marvels and mysteries to drive researchers mad.For the Stone was from space--but perhaps not our space; it came from the future-but perhaps not our future; and within the hollowed asteroid was Thistledown. The remains of a vanished civilization. A human--English, Russian, and Chinese-speaking--civilization. Seven vast chambers containing forests, lakes, rivers, hanging cities...And museums describing the Death; the catastrophic war that was about to occur; the horror and the long winter that would follow. But while scientists and politicians bickered about how to use the information to stop the Death, the Stone yielded a secret that made even Earth's survival pale into insignificance.

    His spells can strike terror in the hearts of even his most powerful enemies. But the enemy he faces now is like none he has ever seen before. The stranger has come from nowhere and is ignorant of even the most basic principles of magic. But the stranger has an incredibly powerful magic of his own. There is no room in Shoogar's world for an intruder whose powers match his own, let alone one whose powers might exceed his. So before the blue sun can cross the face of the red sun once more, Shoogar will show this stranger just who is boss.

    Charles Babbage perfects his Analytical Engine and the computer age arrives a century ahead of its time. And three extraordinary characters race toward a rendezvous with history - and the future: Sybil Gerard - dishonored woman and daughter of a Luddite agitator; Edward "Leviathan" Mallory - explorer and paleontologist; Laurence Oliphant - diplomat and spy. Their adventure begins with the discovery of a box of punched Engine cards of unknown origin and purpose. Cards someone wants badly enough to kill for...Part detective story, part historical thriller, The Difference Engine is the first collaborative novel by two of the most brilliant and controversial science fiction authors of our time. Provocative, compelling, intensely imagined, it is a startling extension of Gibson's and Sterling's unique visions - in a new and totally unexpected direction!

    The message is heading straight for Earth, and Stoner will do anything to be the first man to confront the enigma, even if he loses his only love.