EVE Online - Player-created empires, player-driven markets, and endless ways to embark on your personal sci-fi adventure.
Pioneer - Pioneer is a space adventure game set in the Milky Way galaxy at the turn of the 31st century.
Elite Dangerous - Elite Dangerous is a 2015 Trading, Action, Sci-fi, Exploration, Open World and Space Simulation by Frontier Developments.
Vega Strike - Vega Strike is an Open Source 3D Action-Space-Sim that lets you trade, fight, and explore in a vast...
X3: Terran Conflict - X3: Terran Conflict is part of the X number of video games.
X - It is a science fiction space trading and combat simulator series.