| Milestone | Date | Details | 
| Initial Early Access | April 2023 | Early access release of Beta version of GalCiv IV: Supernova | 
| Civ Unlock 1 | May 2023 | Major classic civs unlocked | 
| German Language Beta | May 2023 | “Ich German sprecher bin am.”   | 
| Civ Unlock 2 | May 2023 | More aliens unlocked | 
| Big Balance update | May 2023 | First big feedback integration on Gameplay feedback | 
| AI generated quests | May 2023 | This is where the AI will converse with you to ask for specific things using generative AI. | 
| Core Engine Update | June 2023 | Visual improvements, UI improvements, etc. This will be also part of an update to GC4: Epic | 
| Battle System Upgrade | June 2023 | Lots of updates concerning the way battles to address player feedback we’ve gotten to that point on making combat more interesting. | 
| Invasion System Update | June 2023 | The new conquest system should be “finished” at this point. This will also be part of an update to GC4: Epic | 
| Civ Unlock 3 | June 2023 | Additional aliens added | 
| Strategic AI Update | July 2023 | AI redesigned for better strategic war fighting | 
| Battle Viewer Update | July 2023 | Battle viewer has a lot more details, information | 
| Big Balance Update II | July 2023 | Feedback from players gets put into this update. | 
| The big AI update | July 2023 | All the evil players and their evil strategies will get put into the AI. This will also be brought back to GC4: Epic. | 
| The big pacing update | August 2023 | This will be where we bring it all together to see how everything together. | 
| Ship Designer Update | August 2023 | Brand new ship designer screen and corresponding system | 
| Cultural Progression | August 2023 | Major overhaul to Cultural Progression | 
| New Planet Economy | August 2023 | Planet screen updated with new citizen system | 
| Story-Driven Events | August 2023 | Lots of new events added to the game | 
| Civ Unlock 4 | August 2023 | Phalenoids, Luxar added | 
| New Diplomacy Screen | August 2023 | Re-designed Diplomacy Screen to provide a lot more information to players | 
| Big Graphics Update | August 2023 | Top to bottom graphical asset update | 
| AlienGPT Update | September 2023 | AI a lot smarter but also a lot more player control over what images are picked | 
| Big Language Update | September 2023 | French, Spanish, Russian, Polish, Italian, Korean, Chinese, Japanese, Portuguese | 
| Multiplayer Update | September 2023 | New Multiplayer system for competitive and cooperative play | 
| New Planet AI | September 2023 | AI much better at managing planets | 
| GalCiv Workshop | September 2023 | Players can share their ship designs with each other | 
| Civ Unlock 5 | September 2023 | Cosmic Contaminate, and other civs added | 
| Consequence Events | September 2023 | Do you remember those early event choices you made? GalCiv remembers.. | 
| Performance Optimization | September 2023 | Make the things faster | 
| Tech Update | September 2023 | New ship components, tech tree cleanup | 
| Tutorial | September 2023 | Interactive but entertaining tutorial | 
| Campaign: Supernova | September 2023 | Included campaign to give users an opportunity to play some interesting scenarios | 
| Polish | September 2023 | Lots of UI polishing | 
| Release | October 2023 | Stardock turns 30 years old! |