Announcement
v1.1.17Update 1.1.17
Features Improve AI scouting, station building and ship target prioritization Prevent AI from clumping around planets
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Astro Protocol
Also known as Astro Protocol, ap, astro protocol
Astro Protocol is a high-stakes, turn-based 4X space strategy game distilled into intense one-hour matches. Six factions, randomized maps, tech trees, and anomalies ensure every run is unique. Victories are earned against challenging opponents that play to win.
Last update
24 Jun 2026
Original sources
1
Latest update
Latest updates
Update history
Browse past updates and patch notes for this game.
- June 2026
- Custom Factions - Major Update July 2After working day and night on Astro Protocol for over a year before the release and then the 1.1 update, I hit a wall. Classic post-release burnout. Rather than grind through it and ship something half-hearted, I stepp…
- May 2026
- AI ImprovementsFeatures Improve AI decision speed Improve AI tactical ship positioning Improve AI decision making between defending and attacking Improve AI ship damage calculation Improve AI station replacement logic Improve AI scout…
- April 2026
- Update 1.1.15Fixes Fix an issue which caused ships to be repaired over 100 hull points Fix issue which made it possible to disband ships while in combat Fix an issue which caused defeated minor factions to grant alliance upgrade Fix…
- March 2026
- Update 1.1.14Fixes Fix an issue which allowed two simultaneous combats Fix an issue which allowed ships with neutron bombs to exterminate without action points Fix an issue which caused minor factions to get major faction type ships…
- Update 1.1.13Fixes Fix liberate diplomacy action
- We’ve just rolled out a new update for Astro Protocol, focusing on AI behavior, content additions, and important fixes. Features Improved AI Ship pathfinding now avoid moving through neutral territory unless it’s their…Patch notes
- Update 1.1.9Fixes Fix black market relay anomaly Fix issues which lead to multiple opponents with same faction
- Update 1.1.8Fixes Fix an issue which caused allied factions to not like you if you captured their unconnected station Fix mercenaries alliance tooltip Fix an issue where player was not marked defeated after game was over Fix an iss…
- Update 1.1.7Features Improve mercenary alliance desc Improve minor faction ship descriptions Make research labs bigger Fixes Fix crash when starting a new game in demo Fix an issue which caused minor relations to improve when it sh…
- Update 1.1.6Features Improve major faction descriptions Fixes Fix surveyors icon Fix AI attack and movement issues Fix issues with AI overbuilding stations and retreating from neutral minor ships
- Diplomacy Update - Free Content UpdateWe have just released the first major content update for Astro Protocol. This update completely reworks minor faction diplomacy, transforming them from passive bonuses into persistent political actors that remember your…
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