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
562
+0 · 3d
Wishlists est
5,339
Price
—
Release
2026
in 7mo
4 snapshots· 1 carried
+3 (+0.5%)
DayFollowersΔΔ %WishlistsΔΔ %
May 23, 202656200.0%5,33900.0%
May 20, 202656200.0%5,33900.0%
May 19, 2026562+3+0.5%5,339+28+0.5%
May 18, 2026559——5,311——
Tracked since May 2, 2026·Details 4d ago·Followers 2d ago