Games like Astrox Imperium

"Starpoint Gemini 2" is a single-player space action RPG that allows players to explore, battle, and trade in a vast open world. Customize your spaceship and crew, engage in tactical combat, and navigate a complex storyline set in a dynamic universe. With a sandbox-style gameplay and various side missions, this game offers a rich and immersive experience for space exploration enthusiasts.

Astrox: Hostile Space Excavation is a real-time space mining game with combat elements. Players mine asteroids and other celestial bodies for resources, while battling hostile aliens and rival companies. The game features procedurally generated levels, a variety of spaceships and weapons, and a crafting system for upgrading and customizing your equipment.

"Star Valor" is a single-player, open-world space simulator where players can explore the galaxy, engage in space combat, and manage their own spaceship. With various ships, weapons, and equipment to choose from, players can customize their gameplay experience while completing missions and uncovering the game's storyline. The game also features a dynamic economy, AI-controlled factions, and procedural generation of planets and systems for a unique experience each time.

Avorion is a sandbox space simulation game that lets you build your own space ships and explore a procedurally generated universe. Mine resources, trade goods, and engage in space combat while navigating political alliances and factions. Experience a dynamic world that evolves based on your actions and interactions with other players.

SpaceBourne 2 is an upcoming open-world space combat simulation game that allows players to explore, trade, and fight across procedurally generated galaxies. Players can build and customize their spaceships, recruit crew members, and engage in various missions and activities. The game promises improved graphics, more complex mechanics, and a richer narrative compared to its predecessor.

X4: Foundations is a sandbox space simulator that allows players to explore, trade, fight, and build in a vast universe. Take control of your own space empire, where every decision from ship hiring to trade routes has a direct impact on your income and influence. With a dynamic narrative and a variety of factions to interact with, X4: Foundations offers a rich and immersive space experience.

SpaceBourne is a single-player Role Playing game with an intriguing story and fabulous gameplay, set in a vast universe with over 100 Solar Systems, 400 planets, and 37 space stations. Players have the freedom to mine, salvage, hunt, explore, trade, and engage in various activities with the goal of acquiring and customizing ships and weapons. Despite some bugs, the game offers an immersive experience with its impressive visuals and amazing soundtrack.

"Elite: Dangerous" is a Science Fiction open world game set in a massive, richly detailed universe. Play solo or with others in various multiplayer modes, including co-op. Experience stunning visuals, engaging gameplay, and the freedom to carve your own path amidst galactic powerplays and intrigue.

"Starpoint Gemini Warlords" is a space-themed, real-time strategy game with RPG elements. Players can explore, mine, and combat in a vast open world, while also managing their own space station and fleet. Building and customizing ships, as well as forming alliances, are key features in this expansive game.

"Stellar Tactics" is a turn-based space combat and exploration game with classless character progression and customizable squads. The game features 160,000 Star Systems, 40 ships, and various equipment items that can be upgraded with Nano-Tech. Players can mine asteroids, trade commodities, capture ships, and engage in ground battles against hostile forces. The game also includes classless character progression with 240 perks for unrestricted customization.