Video Game Data

Astra Sentinel is a real-time strategy game in which you must defend planetary systems from endless hordes of aliens. Reconquer planets, build on their surface and prepare to counterattack. Will you be able to recover the control of the galaxy?

Developer: Somnambulist Games

Publisher: Somnambulist Games

Release Date: June 17, 2025

Genres: Strategy

Tags: Action RTS Aliens Base Building Building City Builder Difficult Economy Isometric Management Real Time Tactics Real-Time with Pause Resource Management RTS Sci-fi Singleplayer Space Strategy Survival Tactical Tower Defense

Reviews: 0 (1 user reviews)

Price: Free

Platforms: Windows

Languages: English, French, German, Spanish - Spain, Simplified Chinese, Korean, Japanese, Russian

Steam Achievements: None

Astra Sentinel Demo on Steam

Categories: Adjustable Difficulty Custom Volume Controls Game demo Playable without Timed Input Single-player Stereo Sound Surround Sound