From a Science Fiction Grand Master: The sweeping epic of a planet veering from one extreme atmosphere to another—and the humans trying to survive on it.Helliconia Springintroduces us to a tumultuous world that follows an eccentric orbit around a double-star system—and the satellite from Earth secretly monitoring it. Hugo and Nebula Award–winning author Brian W. Aldiss then explores the social and religious divisions keeping the planet's population in conflict even as they're devastated by plague inHelliconia Summer, and concludes the trilogy withHelliconia Winter, which recounts both the threat of a looming, frigid age of decay and the hope of a new future.The Helliconia Trilogyis both a riveting story and a thought-provoking examination of how our destinies are shaped by the environment around us. Aldiss's study of fields from astronomy to climatology to geobiology endow all three novels with...