Planet of Adventure is a setting sourcebook for the GURPSrole-playing game system describing a distant world populated by many varied alien and half-alien races, set in the world of the Planet of Adventure series of novels by Jack Vance. Steve Jackson Games (SJG) is a game company that creates and publishes role-playing, board, and card games. ... Science fiction is a form of speculative fiction principally dealing with the impact of imagined science and technology, or both, upon society and persons as individuals. ... The Generic Universal Role-Playing System, commonly known as GURPS is a form of a role-playing game (RPG) designed to adapt to any imaginary gaming environment. ... The Generic Universal Role-Playing System, commonly known as GURPS is a form of a role-playing game (RPG) designed to adapt to any imaginary gaming environment. ... A role-playing game (RPG, often roleplaying game) is a type of game in which the participants assume the roles of fictional characters and collaboratively create or follow stories. ... Planet of Adventure is a four-book series of science fiction novels by Jack Vance, which relate the adventures of Adam Reith, the sole survivor of a mission to the planet Tschai. ... John Holbrook Vance (born August 28, 1916 in San Francisco, California) is generally described as an American fantasy and science fiction author, though Vance himself has reportedly objected to such labels. ...