A “brilliant . . . classic of the field” generation ship adventure from the Golden Age of Science Fiction by the author of the Helliconia Trilogy (Encyclope

Brian W. Aldiss wrote classic science fiction novels like Report on Probability A and Hothouse. Billion Year Spree, his groundbreaking study of the field, defin

War is humanity’s only hope. “Aldiss’ dark vision of collapsing society and withering earth is poignant and brutal . . . [a] richly detailed world” (Sci

A Hugo Award–winning classic about a far-future Earth dominated by gargantuan plants and the few humans who remain Millions of years beyond our time, our Eart