The Forgotten Planet is a science fiction novel by the American writer Murray Lenster. The novel was released in 1954 by the publishing house Gnome Press with a circulation of 5,000 copies. The novel is a continuation of three stories: Crazy Planet and Red Dust, both of which first appeared in Argosy Magazine in 1920 and 1921, and Planet of Nightmares, which was published in Science Fiction Plus in 1953. The novel was created by combining three interconnected novels published previously in periodicals.
