Project Astra Dominium

Tower defense across alien planets, backed by automated resource production

Snob Entertainment UG · Released Jan 14, 2024

Reviews: Very Positive; 84% of 70
Recent reviews: Not enough recent
Players: 0; daily peak, Oct 28, 2026
Steam Deck: Playable
Last update on Steam: 1 week ago; Oct 19, 2026
Minimum PC: GTX 970; 8 GB RAM · 8 GB disk; Full requirements

What is Project Astra Dominium?

A single-player strategy game where you control Athena, an AI sent to find resources for a depleted Earth. You explore planets, build towers to repel planet-consuming aliens, and expand a base where you refine materials and craft equipment for your defenses.

For you if...

+you like extensive skill trees for individual defensive towers
+you enjoy crafting and managing a resource economy

Not for you if...

−you prefer combat without crafting or resource management
−you are looking for cooperative or competitive multiplayer

What players say

84% of 70 reviews are positive

Players praise the combination of tower defense and automation, along with the variety of maps. Some criticize usability, pointing to a cumbersome interface and unclear explanations.

Screenshots and trailer

Project Astra Dominium system requirements

Minimum: GTX 970, 8 GB RAM, 8 GB of disk space.

As published by the developer.

Can my PC run Project Astra Dominium?

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Minimum

OS: Windows 10 or later (64-Bit)
Processor: i5-3570 3.4 GHz 4 Core
Graphics: Dedicated graphics card, GTX 970
Memory: 8 GB RAM
Storage: 8 GB available space
DirectX: Version 11

Does Project Astra Dominium have co-op or multiplayer?

No: single-player only, no multiplayer modes declared.

Single-player

Does Project Astra Dominium run on Steam Deck?

Playable Playable: it runs on Steam Deck with some adjustments.

Default controller config not fully functional
Sometimes shows mouse, keyboard or non-Deck controller icons
Some text entry requires manually opening the on-screen keyboard
Some in-game text is small and may be hard to read
Default graphics settings perform well on Steam Deck

PC version details

DRM: None declared on Steam
Controller: Keyboard and mouse
Platforms: Windows, macOS, Linux
Achievements: 73
Steam features: Cloud saves, Family Sharing
Languages: Full audio: English. Text only: French, German, Spanish - Spain, Japanese, Korean, Portuguese - Brazil, Portuguese - Portugal, Simplified Chinese.

Does Project Astra Dominium use AI-generated content?

No AI-generated content is disclosed on the game's Steam page.

Self-reported by the developer under Steam rules: it covers AI content that ships in the game, not tools used to make it. Steam page checked on Oct 27, 2026. How to filter AI games on Steam