Astra Sentinel

Coming soon

Somnambulist Games

Planned release
2026
Platforms
Last updated
Wishlist on SteamAdd it on the Steam store page. Opens in a new tab.

Planned release

Date to be announced

Calendar available when a date is announced

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?

United States store
Price pending
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Recent updates

All updates
  1. Developer post

    Demo Update - Better Unit Response, Recycle Units & More!

    Now that the Next Fest has come to an end, I’ve received a lot of valuable feedback, and I’ve already implemented many of your suggestions. A huge thank you to everyone who tried out the demo during the Next Fest, your support and input have been incredibly helpful! Here’s what’s

  2. Developer post

    🚀 Steam Next Fest Is Live – New Demo Update Available!

    Steam Next Fest has officially begun, and I’m excited to announce that a new updated version of the demo is now live! If you’ve been following the game, this is the perfect time to jump in and try it out. A lot of things have changed, improved, and expanded and the demo now repre

  3. Developer post

    🚀 New & Improved Demo for Steam Next Fest!

    We’re excited to announce that Astra Sentinel will be participating in the upcoming Steam Next Fest , starting on February 23rd ! To celebrate the event, we’ll be releasing an updated version of the demo featuring: ✨ New content 🎮 Gameplay improvements 🛠️ Polishing and refineme