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Sins of a Solar Empire II

PatchBot will keep your Discord channel up-to-date on all the latest Sins of a Solar Empire II patch notes.

Servers
299
Gamers
170,242

Game details

  • Description Command sprawling empires across orbiting planets, seamlessly zooming between empire-level management and precise fleet engagements—deploy titans, influence rivals, and exploit orbital mechanics to outmaneuver opponents.
  • Genre Space, Strategy, RTS, 4X, Singleplayer, Sci-fi
  • Developer Ironclad Games Corporation, Stardock Entertainment
  • Publisher Stardock Entertainment
  • Release Date Aug 15, 2024

Latest updates

Update Notes for June 19, 2026 (v1.61.3)

More than a hotfix, but we’re calling it one anyway!

  • NEW - Texture Quality Setting
  • We’ve added a new setting to Settings → Graphics → Rendering Device to adjust the texture quality of units in the game.
  • Adjust this if you’re on a laptop or on Steam Deck, as those systems use Shared Memory for graphics and will crash if you run out of it. This is the #1 cause of crashes for players on these systems.
  • Custom Portraits ...

v1.61 'Prelude' Update Is Live

Sins of a Solar Empire II v1.61 is Live

View Changelog We've switched gears for our June update. The ARES AI overhaul still needs more time in the oven, so rather than rush it, we're holding it in the opt-in build and shipping a smaller, focused v1.61 in the meantime. ...

Update Note for May 22, 2026

  • UI tweak to player setup window to add a button that goes to the full faction selection window. Also, updated behavior on clicking the full player faction button to be a quick dropdown selector as an alternate.

Update Note for May 19, 2026

  • Fixed crash bug caused by loading a save game from before neutral extractors/labs were invulnerable.

Update Notes for May 15, 2026

Fixed bug that could cause corvettes near a fleet leader to slowly tumble through space. This was due to the orbiting attack pattern that would cause flip-flopping on physics goals.

  • Fixed issue where allied AI players could end up in an endless tug-of-war trying to capture an object. This alters some of the capture mechanics:
  • Capturable extractors and labs are now invulnerable.
  • In cases where a human and AI ally(ies) are contesting a capture, the player will take precedence. ...

Hotfix Notes for May 11, 2026

Version 1.60.3 (Hotfix) Notes
  • Fixed bug that would cause the game to display multiple languages at the same time, if you changed your language setting repeatedly within the same session. This should also resolve a rare hang bug.
  • Fixed bug that would have some tooltips display “inf” instead of their true value.
  • Fixed bug that would sometimes cause point-defense weapons to overkill missiles. ...