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Archives of Nethys

Pathfinder RPG (1st Edition) Starfinder RPG Pathfinder RPG (2nd Edition)

All Rules | Downtime Rules
Infinite Worlds / Building Worlds

Step 2: Gravity And Atmosphere

Source Galaxy Exploration Manual pg. 46
Roll once on the Gravity and Atmosphere table to determine your world’s gravity, and then roll again to determine its atmosphere. See pages 395–396 of the Core Rulebook for more about atmospheres and pages 401–402 of the Core Rulebook for more about gravity.

Gravity and Atmosphere

D%GravityAtmosphere
1–50StandardNormal
51–60Zero GravityNone
61–75LowThin
76–90HighThick
91–100ExtremeCorrosive or toxic