Games like Vanguard Galaxy

Astrox Imperium is a single-player space strategy game that lets you explore, gather resources, build space stations, and manage interstellar politics. Engage in real-time combat with AI-controlled ships while navigating a vast, procedurally generated universe. Experience an immersive narrative with multiple branching storylines based on player choices.

"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.

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.

Space Haven is a space colony simulation game where you lead a group of survivors in building a home among the stars. Manage resources, research new technologies, and navigate the dangers of space while dealing with the needs and personalities of your crew. Your decisions will determine the success or failure of your space voyage. Create and manage your own unique space habitat as you see fit.

VoidExpanse is a science fiction action-RPG set in deep space, allowing players to explore procedurally-generated galaxies, engage in real-time combat, and interact with dynamic factions. The game features complex mechanics for mining, trading, and character customization, as well as a meaningful storyline and options for both single and multiplayer gameplay. Upgrade your ship, complete missions, and advance through diverse skill-trees in this open-world space adventure.

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.

"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.

Everspace 2 is a single-player space exploration and combat game with RPG elements. Traverse a vast open universe, gather resources, upgrade your ship, and engage in high-stakes dogfights against hostile alien forces. Experience a compelling story with diverse characters, factions, and quests. The game features stunning visuals, detailed space environments, and immersive sound effects.

"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.

"Starcom: Unknown Space" is a single-player survival exploration game set in an expansive, procedurally generated universe. As a pilot of a advanced starship, players must mine resources, upgrade their ship, and complete missions to unravel the mysteries of an unknown galaxy. With challenging encounters, various alien races, and a dynamic environment, Starcom offers a rich and immersive experience for fans of the genre.