2020 · 소스북(플레이 향상용 규칙/옵션)

Moons of Gas Giants

This worldbuilding reference explores the moons of gas giants, drawing on the real moons of Saturn and Jupiter and discoveries around other stars. It covers orbital placement, radiation belts, planetary visuals, ring systems, gravity, and resource sources such as antimatter mines. Guidance describes water-covered, ice, desert, volcanic, habitable, carbon, asteroid-like, and other moon types, with advice for matching them to suitable planets and settings. It also includes gas giant facts and a glossary of terms.

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