James Blish - Böcker

James Blish's galaxy-spanning masterwork, originally published in four volumes, explores a future in which two crucial discoveries - antigravity devices which enable whole cities to be lifted from the Earth to become giant spaceships, and longevity drugs which enable their inhabitants to live for thousands of years - lead to the establishment of a unique Galactic empire.

Father Ramon Ruiz-Sanchez S.J., is a part of a four man scientific commission to the planet Lithia, there to study a harmonious society of aliens living on a planets which is a biologist's paradise. He soon finds himself troubled: how can these perfect beings, living in an apparent Eden, have no conception of sin or God? If such a sinless Eden has been created apart from God, then who is responsible?Winner of the Hugo Award for best novel, 1959.