Master of Orion Alternatives

Star Conflict is a free MMO action game and space simulator that was introduced in 2012.

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B2B SaaS: Make your app enterprise-ready! Authentication - SAML/OIDC SSO, Directory Sync (SCIM 2.0), Audit Logs, Data Privacy Vault, and more!

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Star Trek Online (STO) is a free to play MMORPG that takes place inside the Star Trek world.

Wing Commander: Privateer is a space simulator and adventure game that allows you to build your own story in this dog eat dog universe.

Player-created empires, player-driven markets, and endless ways to embark on your personal sci-fi adventure.

Elite Dangerous is a 2015 Trading, Action, Sci-fi, Exploration, Open World and Space Simulation by Frontier Developments.

Ace Online is a distinctive 3D MMO that places you in the pilot seat of your personal fighter ship (called a Gear).

OGame is an addictive, Massively Multiplayer Online, Real-time Strategy, Space-war, and Money Management Browser-based video game develop by Gameforge AG.

X Rebirth is an Action-Adventure, Sci-fi, Open World, Sandbox, Trading, Strategy, Space and Single player Simulation created and developed by Egosoft.

Build spacecraft, fly them, and try to help the Kerbals to fulfill their ultimate mission of conquering space.

EVE Online: Revelations is a Massively Multiplayer Online Role-playing Space Simulation developed and published by CCP Games.

Homeworld is an Action-Adventure, Science-fiction, Real-time Strategy, Real-time-tactical, Single and Multiplayer Space Simulation created by Relic Entertainment and published by Sierra Entertainment.

Star Ruler is an Action-Adventure, Science-fiction, Real-time Strategy, Space, Strategy, Single and Multiplayer video game developed by Blind Mind Studios and published by IGS.