

Orb Books publishes science-fiction classics such as A. Tor UK briefly maintained an open submission policy, which ended in January 2013. Ī United Kingdom sister imprint, Tor UK, also exists and specializes in science fiction, fantasy, and horror, while also publishing young-adult crossover fiction based on computer-game franchises. Tor Books also has the Tordotcom imprint that focuses on short works such as novellas, shorter novels and serializations. Tor Books also publishes two imprints for young readers: Starscape (for readers 10 years of age and up) and Tor Teen (for readers 13 years of age and up). There is also the Forge imprint that publishes an array of fictional titles, including historical novels and thrillers. Tor is the primary imprint of Tor Publishing Group. In June 2019, Tor and other Macmillan imprints moved from the Flatiron Building, to larger offices in the Equitable Building. Martin's Press Henry Holt and Farrar, Straus and Giroux, it became part of the Holtzbrinck group, now part of Macmillan in the US. Tor is a word meaning a rocky pinnacle, as depicted in Tor's logo. They were soon joined by Barbara Doherty and Katherine Pendill, who then composed the original startup team. (Baen would found his own imprint three years later).

Tor was founded by Tom Doherty, Harriet McDougal, and Jim Baen in 1980. It primarily publishes science fiction and fantasy titles, and is the largest publisher of Chinese science fiction novels in North America. Tor Books is the primary imprint of Tor Publishing Group (previously Tom Doherty Associates), a publishing company based in New York City. Forge, Starscape, Tor Teen, Orb, Tordotcom, Nightfire
