Planetary ejecta that form belts orbiting stars.
- Most planetoid or asteroid belts are composed of ice and rock.
History & Background (Dossier)
Please note that Marc Miller has indicated that, in his opinion, when the mainworld of a system is size 0 (an asteroid/planetoid belt) the number of planetoid belts shown in the PBG for the system does not include the main world.
References & Contributors (Sources)
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