This intriguing collection of essays presents reflections upon the birth, proliferation, enduring appeal, and future of extraterrestrial mythology. Highly respected authors and researchers representing the varied and sometimes competing perspectives of ufology and the sociology of religion provide a fascinating and instructive voyage into the social worlds of UFOs, abductees, and contactees. Reports of aliens and the changing nature of abduction experience, even its sexual dimension, are explored in relation to literature, cultural practices, and ideology. The influence of abduction therapy and support groups is considered, as are New Religious Movements with extraterrestrial themes. Alien Worlds will enlighten anyone wanting to understand what and how the academic world thinks about UFOs, contactee groups, and alien phenomena.