Empyrion Galactic Survival Dedicated Server: Admin Commands & dedicated.yaml Guide

Data Verified: May 2026

Complete Empyrion - Galactic Survival dedicated server reference. Configure dedicated.yaml, manage scenarios (Reforged Eden), open UDP ports, and size hardware for persistent multi-playfield universes.

Default file locations

Default installation paths for Empyrion - Galactic Survival dedicated servers installed via SteamCMD.

Windows

C:\steamcmd\Empyrion - Dedicated Server\

Linux

/home/steam/empyrion/

Pro-Tip: Always stop the server completely before editing configuration files, or the server will overwrite your changes upon restart.

Default ports for port forwarding

Open these on your router and firewall before exposing the server to the internet.

Default ports for Empyrion - Galactic Survival
ServiceProtocolPort
Game PortUDP30000-30004
Query PortUDP27016
RCON / TelnetTCP30004 (EAH)

Frequently asked questions

Browse all games →