: For players on the same router, one player must launch the Starbound server from the initial game launcher. Other players join by selecting "Multiplayer," choosing their character, and entering the host’s internal IPv4 address .
A dedicated server allows your world to stay online even when your main game is closed. How to set up a Starbound dedicated server - IONOS Starbound over the network
: This is the simplest method for online play. You can right-click a friend in your Steam Friends List and select Join Game or use the Invite to game option. Ensure "Connect via IP" is enabled in your in-game options to facilitate some connection types. : For players on the same router, one
Playing Starbound over a network can be done through a direct Steam connection, a local area network (LAN), or by setting up a dedicated server for players across the internet. Multiplayer Connection Methods How to set up a Starbound dedicated server