About
Astra Sentinel is a wave-based survival RTS where endless alien hordes relentlessly assault your planets. Build defenses, colonize planets and manage resources under constant pressure. Will you be able to recover the control of the galaxy?
Pre-release · Steam · App 3171790
Astra Sentinel
Somnambulist Games
Genres
Strategy
Strategyview more (+1)
Categories
Single-playerSteam AchievementsCamera ComfortCustom Volume ControlsAdjustable DifficultyPlayable without Timed InputSave AnytimeStereo SoundSubtitle OptionsSurround SoundSteam CloudFamily Sharing
Single-playerSteam AchievementsCamera ComfortCustom Volume ControlsAdjustable DifficultyPlayable without Timed InputSave AnytimeStereo SoundSubtitle OptionsSurround SoundSteam CloudFamily Sharingview more (+12)
Player tags
Base BuildingStrategyRTSResource ManagementSurvivalReal-Time with PauseAction RTSCity BuilderBuildingSci-fiAliensSpaceEconomyIsometricManagementTower DefenseReal Time TacticsTacticalSingleplayerDifficult
Base BuildingStrategyRTSResource ManagementSurvivalReal-Time with PauseAction RTSCity BuilderBuildingSci-fiAliensSpaceEconomyIsometricManagementTower DefenseReal Time TacticsTacticalSingleplayerDifficultview more (+20)
Followers
567
+0 · 1d
Wishlists est
7,586
Price
—
Release
2026
in 6mo
7 snapshots· cumulative
+1 (+0.2%)
DayFollowersΔΔ %WishlistsΔΔ %
Jun 23, 202656700.0%7,58600.0%
Jun 22, 202656700.0%7,58600.0%
Jun 21, 202656700.0%7,58600.0%
Jun 20, 202656700.0%7,58600.0%
Jun 19, 202656700.0%7,58600.0%
Jun 18, 2026567+1+0.2%7,586+12+0.2%
Jun 17, 2026566——7,574——
Tracked since May 2, 2026·Details 1d ago·Followers 12h ago