Real-Time Multiplayer Space Strategy & Combat Command a fleet, manage your empire, and dominate the galaxy in Asterium. Colonize new settlements, trade resources, expand your influence, and lead your ships into real-time tactical battles against rival factions.

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About This Game

Shape Your Place Among the Stars

Asterium is a multiplayer space sandbox where you command a fleet and carve out your own place in a living galaxy.

Explore star systems, discover new worlds, take on quests, trade resources, upgrade your fleet, and fight in real-time 3D space battles. Start small and grow your influence through exploration, commerce, diplomacy, or force.

Command Your Fleet

Build and customize a fleet suited to the way you want to play. Lead your ships directly into real-time 3D battles, where positioning, fleet composition, equipment, and tactics determine the outcome.

A Galaxy Without a Script

Asterium is built around an open-ended sandbox rather than a fixed story. Different races, factions, empires, and players coexist within a galaxy shaped by their actions.

Trade with your neighbors, form alliances, compete for territory, explore the unknown, or wage war. There is no single path through the galaxy — what you become is up to you.

Build a Stellar Empire

Colonize worlds and develop settlements across the galaxy. Manage resources, expand your territory, and shape your empire as it grows from a handful of colonies into an interstellar power.

A Shared Galactic Sandbox

The galaxy is shared with up to 5 players. Cooperate, compete, trade, negotiate, and fight as player ambitions collide with the wider simulation.

Whether you become an explorer, merchant, fleet commander, colonial power, or something in between, Asterium gives you the systems to create your own story among the stars.

AI Generated Content Disclosure

The developers describe how their game uses AI Generated Content like this:

We employ generative AI technologies during the creation of some assets.

System Requirements

    Minimum:
    • OS: Windows 10 64-bit
    • Processor: Intel Core i5-4460 / AMD Ryzen 3 1200 or equivalent
    • Memory: 8 GB RAM
    • Graphics: NVIDIA GeForce GTX 960 / AMD Radeon R9 380 or equivalent
    • DirectX: Version 11
    • Storage: 6 GB available space
    • Sound Card: DirectX compatible
    • Additional Notes: 64-bit processor and operating system required. Internet connection required for online multiplayer.
    Recommended:
    • OS: Windows 10 / Windows 11 64-bit
    • Processor: Intel Core i5-8400 / AMD Ryzen 5 2600 or better
    • Memory: 16 GB RAM
    • Graphics: NVIDIA GeForce GTX 1060 6 GB / AMD Radeon RX 580 8 GB or better
    • DirectX: Version 11
    • Network: Broadband Internet connection
    • Storage: 5 GB available space
    • Sound Card: DirectX compatible
    • Additional Notes: SSD recommended. Internet connection required for online multiplayer.