Travel a hundred years into the future to command an advanced space fleet in full 3D turn-based tactical space combat through the greatest conflict humankind has ever known. Protect the Sky!

Public builds
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Counted once we have watched for 90 days (since 21 Oct 2026)
Distinct builds deployed to a game's public (default) Steam branch, as Steam's client network describes them.
Checked within minutes of each Steam change. Observed since 21 Oct 2026.
Source: Steam client network (PICS), App info, public branch. Full methodology
Latest public build
Build 2034141
Update posts
0 postsPosts announcing an update, tagged or not
Posts in a game's official Steam news feed that announce an update: tagged as patch notes by the developer, or plainly about a patch or a released update.
Source: Steam Web API, ISteamNews/GetNewsForApp. Full methodology
Typical gap between builds
Not enough builds yet| Build | Went live | Patch notes |
|---|---|---|
| 2034141 | None posted |
From Steam’s client network, last checked . Builds before 21 Oct 2026, when we started watching, aren't listed. Patch notes are the developer’s update post from an hour before to a day after the build. Not every build gets one. How we count
| Posted | Update |
|---|---|
| 12 Aug 2017 | Release 1.77 Posted - NAN Campaign Fixes and new default for turret targetting Patch notes |
| 31 Jul 2017 | Release 1.75 Posted - Game Balance Tweaks and Fixes Patch notes |
| 10 Jul 2017 | Release 1.72 Posted - NAN Campaign + massive update to game Patch notes |
| 26 Apr 2015 | Release 1.12 Posted - Bug Fixes Update |
| 19 Apr 2015 | Release 1.11 Posted - Changes to Turn Progression: Unit and Bug Fix Update |
Steam keeps no record of past build numbers, so before 21 Oct 2026 a game’s update history comes from its own Steam news: posts tagged as patch notes, and untagged posts that plainly announce a patch or a released update. Older posts are still being read in, most played games first. How we count