Battlefleet Gothic: Armada Alternatives

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

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

X3: Terran Conflict is part of the X number of video games.

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

Endless Space is an Amazing, Strategy, Science-fiction, Turn-based, Space, Futuristic, Exploration, Co-op, Single and Multiplayer Space Simulation created and published by Amplitude Studios.

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

Sins of a Solar Empire is an Adventure, Strategy, Real-time-strategy, Science-fiction, Exploration, Aliens, Single and Multiplayer Space Simulation developed by Ironclad Games and published by Stardock.

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

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.

X3: Reunion continues the series of X adventure games using the 3rd game in the franchise.

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