The book "Other Worlds: Their Nature, Possibilities and Viability in the Light of Recent Discoveries" by the author Garrett Patman Service is a fascinating scientific study devoted to the study of planets in other galaxies and their possible features. The author investigates the nature of these other worlds, their possible viability and the possibility of life on them. The service reveals to the reader the exciting world of space discoveries, providing up-to-date data and results of scientific research that allow a better understanding of the nature of the cosmos and the potential possibilities of life outside the Earth. This book is a source of interesting and useful information for everyone interested in astronomy, space and the search for life in the universe.