Stellaris Patch Notes

Title	Posted on
Stellaris 4.5 'Cygnus' Open Beta Update 4 (e6fd) by Eladrin Hello everyone! We've got a couple more fixes in today's 4.5 Open Beta update: Stellaris 4.5 'Cygnus' Open Beta Update 4 ...	15 Jul 2026
Stellaris 4.5 'Cygnus' Open Beta Update 3 (aa56) by Eladrin Happy Friday! We've updated the [c]stellaris_test_4.5[/c] branch again today, and added a rollback branch ([c]stellaris_test...	10 Jul 2026
Stellaris 4.4.6 hotfix released (fdde) by Eladrin We've just deployed a hotfix that resolves an issue introduced in 4.4.5 where Science Ships using automation would get lost f...	09 Jul 2026
Stellaris 4.5 'Cygnus' Open Beta updated (bfcc) Hello everyone! QA's tests on the 4.5 'Cygnus' Open Beta 2 update went faster than expected, and we felt that we had no real reason to h...	07 Jul 2026
Stellaris 4.4.5 patch released (2f57) Hello everybody! The Stellaris 4.4.5 'Pegasus' update should now be ready for download via Steam, GOG, and MS Store. Please find the pa...	07 Jul 2026
Stellaris 4.4.4 patch released (5505) Hello everyone, We trust that you are enjoying your time exploring the galaxy aboard the Arkships. The team has completed a batch of fix...	24 Jun 2026
Stellaris 4.4.3 hotfix released (0a3d) by PDX-Loke Hello, Another more small and quick patch has been readied, aiming to fix a few extra impactful bugs from Monday's release...	17 Jun 2026
Stellaris 4.4.2 hotfix released (42fe) by PDX-Loke Hello all, The team has put together a quick hotfix for your continued enjoyment of Nomads and 4.4. 4.4.2 should now be av...	16 Jun 2026
[Dev Team] stellaris_test updated with 4.4.2 (checksum 38b9) Hi everyone! We've updated the stellaris_test beta branch with some fixes that we're planning to release (likely tomorrow). Please note...	15 Jun 2026
Stellaris Dev Diary #424 - Nomads and 4.4 'Pegasus' Preliminary Release Notes by Eladrin Hi everyone! The Stellaris 4.4 ‘Pegasus’ update and Nomads are releasing next Monday, June 15th. Today we have the prelimin...	11 Jun 2026
Stellaris 4.3.7 hotfix patch released (checksum 4f3c) Hello again, We have a quick hotfix that will allow Mods that haven't been updated for the Utopian Abundance changes pass any of the DLC...	11 May 2026
Stellaris 4.3.6 patch released (checksum 6ccb) by PDX-Loke Hello everyone, We've just released Stellaris patch 4.3.6. This patch rolls Utopia, the Synthetic Dawn Story Pack, and Huma...	11 May 2026
Stellaris Dev Diary #417 - Situation Log Updated by Eladrin Hi everyone! Let’s look at some other UIs that are getting a facelift in the 4.4 ‘Pegasus’ update. I’m turning this over t...	23 Apr 2026
Stellaris 4.3.3 patch released (checksum 456f) by PDX-Loke Hello, Another week, another collection of Stellaris improvements ready for release. The team has made progress in a number...	31 Mar 2026
Stellaris 4.3.2 patch released (checksum 171a) by PDX-Loke Hello everyone, A minor patch is ready for release, fixing a few issues. 4.3.2 should now be available for download via ...	24 Mar 2026
Stellaris 4.3.1 hotfix release (checksum f646) Hello, A hotfix patch has been readied, aiming to fix a few issues plus add a clarifying step for players looking to resume their pre pa...	19 Mar 2026
Utopian Abundance: An Update on the Stellaris Base Game Hi all! For the past nine years, every time a new player asked “what’s the first DLC I should buy for Stellaris”, you all pretty much una...	19 Mar 2026
Stellaris Dev Diary #412 - 4.3.0 ‘Cetus’ Preliminary Release Notes by Eladrin Tomorrow's Dev Diary has so many patch notes that we're publishing it today so that you can read them all. The release candid...	11 Mar 2026
Stellaris 4.3 "Cetus" Open Beta Updated (2026-03-06) Read this post on the Paradox forums[forum.paradoxplaza.com]! \| Dev replies here[forum.paradoxplaza.com]! Hello everyone! We have anoth...	06 Mar 2026
Stellaris 4.3 "Cetus" Open Beta Updated (2026-03-04) Hello Stellaris Community! We're here a day early with our weekly Open Beta update! This update breaks save game compatibility. There ...	04 Mar 2026