If you are upgrading from an older version (pre-3.6), here are the most significant changes included in this build:
Added several new galaxy types, including "Starburst," "Cartwheel," and "Smoked". 3. GOG-Specific Considerations Stellaris.Orion.v3.6.1-GOG.zip
Resolved common "crash to desktop" (CTD) issues occurring during certain events and at specific dates. 2. Major Features (Inherited from 3.6) If you are upgrading from an older version (pre-3