The universe is densely forested and inhabited by only 3000 humans. The weather is unpredictable with a 50% chance of rain, 30% chance of hail, 15% chance of thunder, 3% chance of clear skies, and 1% chance of snow or windstorm. The severity of the weather ranges from 5% being dangerously severe, 15% slightly severe, 20% tame, 40% normal, and 10% mild.