Games like Rings of Saturn

"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.

"Ostranauts is a single-player Role Playing game with excellent gameplay, good graphics, and good music. Players join the cut-off solar system as an independent scavenger, managing a dysfunctional crew and ship to fend off bankruptcy and threats. Every choice made affects the game's outcome, with character customization and a rich, unique atmosphere."

Cosmoteer is a starship design and battle simulation game. Build and customize your own unique space fleet using a modular ship editor, then command them in real-time tactical combat. Manage resources, hull breaches, and crew morale in intense space battles.

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.

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.

"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.

Endless Sky is a 2D space trading and combat game inspired by the Escape Velocity series. Explore a vast galaxy filled with hundreds of star systems, planets, and alien species, while completing missions, trading goods, and upgrading your ship. With a strong focus on customization and open-ended gameplay, Endless Sky offers a rich and immersive space exploration experience. The game is free, open-source, and available on multiple platforms.

"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.

"EVERSPACE is a single-player Sci-Fi shooter with roguelike elements, a captivating plot, and stunning graphics. Engage in intense space combat, collect and mine resources, and encounter unique characters in a procedurally generated universe. Despite being grindy, its unique atmosphere and replayability make for a wholesome story and countless hours of hilarious fun."

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.