a group of celestial_body that happens to contain the land_of_snow_and_fog
scale : solar_system
age : main_phase_1 to post_death
ages : proto_system, proto_star, proto_planet, bombardment, …,the_long_wait , …, post_death
facets : see the celestial_bodys section
this needs to be written
a planet with a surface primarily filled with water or glacier.some landmass near the poles.
https://www.thaumworld.world/thaum_world/the_great_violet_spiral/lux/gorath