Conquest of the Planets & The Man Who Annexed the Moon

Bob Olsen was a science fiction writer who appeared often in pulp magazines like Amazing Stories. He is best known for his work on the serial Cosmos. His stories focused on space travel and the future of technology

John Wood Campbell Jr. was an American science fiction writer and editor. As editor of Astounding Science Fiction from late 1937 until his death, he is generally credited with shaping the Golden Age of Science Fiction. Isaac Asimov called Campbell "the most powerful force in science fiction ever, and for the first ten years of his editorship he dominated the field completely." As a writer, Campbell published super-science space opera under his own name and moody stories under his primary and...