Rails must be freshly laid ahead of the city & carefully removed in its wake. Rivers & mountains present nearly insurmountable challenges to the ingenuity of the city's engineers. But if the city does not move, it will fall farther & farther behind the optimum & into the crushing gravitational field that has transformed life on Earth. The only alternative to progress is death. The secret directorate that governs the city makes sure that its inhabitants know nothing of this. Raised in common in creches, nurtured on synthetic food, prevented above all from venturing outside the closed circuit of the city, they're carefully sheltered from the dire necessities that have come to define human existence. Yet the city is in crisis. People are growing restive. The population is dwindling. The rulers know that, for all their efforts, slowly but surely the city is slipping ever farther behind the optimum. Helward Mann is a member of the city's elite. Better than anyone, he knows how tenuous is the city's continued existence. But the world he's about to discover is infinitely stranger than the strange world he believes he knows so well.

    1 RefugeeCALIGULA OF THE STARSThough he was later accused of every crime and sexual perversion in the galaxy, Hope Hubris began as an innocent. Because he defended his older sister against the violent lusts of a wealthy scion, Hope and his peasant family were forced to flee Callisto, one of the moons of Jupiter. Pursued by the bloodthirsty scions across the airless desert, they barely escaped with their lives. The illegal space bubble was overcrowded with refugees, all hoping to reach Jupiter for asylum.But the space travelers had not reckoned on the terrible threat of high space-the pirates, barbaric men who rape, rob, and murder, with no thought but to satisfy their bestial appetites. It will take all Hope's ingenuity to survive, but the atrocities he witnesses will never die. There is only one way he can be rid of them . . . REVENGE

    A deadly cloud of spores has already infected and killed the inhabitants of two worlds. Now that plague is heading for Earth, and threatens humans and aliens alike. Can either species be trusted to find the cure?Geneticist Marianne Jenner is immersed in the desperate race to save humanity, yet her family is tearing itself apart. Siblings Elizabeth and Ryan are strident isolationists who agree only that an alien conspiracy is in play. Marianne’s youngest, Noah, is a loner addicted to a drug that constantly changes his identity. But between the four Jenners, the course of human history will be forever altered. Earth’s most elite scientists have ten months to prevent human extinction—and not everyone is willing to wait.

    It was Adam Reith's misfortune to be sent from Earth to investigate. Because when his ship came close to Tschai, it was torpedoed... and Adam escaped to the surface with his life and nothing else.Tschai was a vast planet and previously unexplored. Adam, taken as slave by humans, learned that there were four other intelligent but non-human races dominant on that strange world. And to find the mystery of the distress call and the vicious attack, he would have first to gain his freedom and then find a safe way to pass the city and the alien Chasch and their treacherous cousins, the Blue Chasch.Jack Vance's Tschai novels are considered his masterwork, a constantly changing epic canvas of weird peoples, exotic lands, and surprising extra-terrestrial adventures.

    or awaken an ancient evil and destroy all life in the galaxy.The shady crew of the White Raven run freight and salvage at the fringes of our solar system. They discover the wreck of a centuries-old exploration vessel floating light years away from its intended destination and revive its sole occupant, who wakes with news of First Alien Contact. When the crew break it to her that humanity has alien allies already, she reveals that these are very different extra-terrestrials... and the gifts they bestowed on her could kill all humanity, or take it out to the most distant stars. File Under: Science Fiction