Terraforming Mars
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🛠️ Terraforming Mars update history
Official announcements the developer posts on Steam—patches, new content, and events—sorted by date. Click a title to read the full post.
Latest update · Feb 17
🛠️ Terraforming Mars 2.11.3.3323
Version 2.11.3.3323 🔔 Tap "Follow" above to get notified when updates drop.
January 2026
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1/22Thu🎉 EventsColonies is officially out and it's on sale for the Publisher Week
Hello terraformers, we're happy to celebrate the launch of our latest DLC "Colonies". This new, major DLC significantly enhances the core experience by taking players beyond the red planet and into th…
Source: official Steam announcements (updated every 6–24 hours). Titles and summaries are copyright of the original developers.