Space Master Companion is a 1987 role-playing game supplement published by Iron Crown Enterprises for Space Master.
Space Master Companion is a supplement in which new professions, weapons, vehicles, psionic powers, gamemaster guidelines, Imperial history, eight alien races, planetary‑generation rules, and additional expansion material are added.
Space Master Companion was written by Tod Foley and Terry Amthor, with a cover by Rick Britton and illustrations by Jason Waltrip, and published by Iron Crown Enterprises in 1987 as a 112-page book.