Stewart is a planet in a group of planetary holdings comprising the Purist Nation. References to planet Stewart are made through several of Scott Silger's novels, including The Rookie and The Starter.
Stewart is the second planet colonized by the Purists after their exodus from Earth. The planet was colonized six years after the planet Allah, in the year 2445. The planet was given the surname of the founder of the Purist movement, Mason Stewart.