Fritz Leiber (1910–1992) may be best known as a fantasy writer, but he published widely and successfully in the horror and science fiction fields. One of his major SF creations is the Change War, a series of stories and short novels about rival time-traveling forces locked in a bitter, ages-long struggle for control of the human universe where battles alter history and then change it again until there is no certainty about what might once have happened....

Blast off with "From the Earth to the Moon," a visionary science fiction masterpiece from the iconic Jules Verne. This groundbreaking novel spins an extraordinary tale of the daring Baltimore Gun Club, a post-Civil War society of weapons enthusiasts, who devise an audacious plan to catapult a spaceship to the moon. In the era before actual lunar expeditions, Verne astonishingly predicts technological advancements and the thrill of space exploration,...

Un clásico describe un futuro inquietante en el que dos razas semibestiales, los eloi y los morlock, comparten en una peculiar simbiosis un planeta extraño y desolado sobre el que se han cernido catástrofes y transformaciones, pero en el que brilla aún, como tenue esperanza, un hálito de humanidad. Presents the classic science-fiction thriller depicting the adventures of the Time Traveler whose fantastic invention carries him into the world...

Fifteen-year-old Claire Ryan has always felt invisible, always lived beyond people's notice, which causes trouble when she instantly connects with seventeen-year-old Nix, who really can become invisible and has been sent to assassinate her.

"The sixth novel in James S. A. Corey's New York Times bestselling Expanse series--now a major television series from Syfy! A revolution brewing for generations has begun in fire. It will end in blood. The Free Navy - a violent group of Belters in black-market military ships - has crippled the Earth and begun a campaign of piracy and violence among the outer planets. The colony ships heading for the thousand new worlds on the far side of the alien...

"With shades of The Hunger Games, Ender's Game, and Game of Thrones, debut author Pierce Brown's genre-defying epic Red Rising hit the ground running and wasted no time becoming a sensation. Golden Son continues the stunning saga of Darrow, a rebel forged by tragedy, battling to lead his oppressed people to freedom from the overlords of a brutal elitist future built on lies. Now fully embedded among the Gold ruling class, Darrow continues his work...

NEW YORK TIMES BESTSELLER • Pierce Brown’s relentlessly entertaining debut channels the excitement of The Hunger Games by Suzanne Collins and Ender’s Game by Orson Scott Card.
“Red Rising ascends above a crowded dys­topian field.”—USA Today

ONE OF THE BEST BOOKS OF THE YEAR—Entertainment Weekly, BuzzFeed, Shelf Awareness

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Le Guin's Hainish series begins with the assumption that centuries ago humanoids from the planet Hain ventured through the solar system establishing colonies on various planets including Earth. For mysterious reasons these colonies lose all contact and knowledge of each other until the 21st century when an attempt is made to establish a galactic league. Individual stories in this loosely organized series explore the inherent communication difficulties...

When Cordelia Naismith and her survey crew are attacked by a renegade group from Barrayar, she is taken prisoner by Aral Vorkosigan, commander of the Barrayan ship that has been taken over by an ambitious and ruthless crew member. Aral and Cordelia survive countless mishaps while their mutual admiration and even stronger feelings emerge. A science fiction romance by a Hugo and Nebula Award winning master.

Bujold's SHARDS OF HONOR is the first

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First published in 1895, Time machine, follows the adventures of a hypothetical Time Traveller who journeys into the future to find that humanity has evolved into two races: the peaceful Eloi -- vegetarians who tire easily -- and the carnivorous, predatory Morlocks. After narrowly escaping from the Morlocks, the Time Traveller undertakes another journey even further into the future where he finds the earth growing bitterly cold as the heat and energy...