EVE Online - Player-created empires, player-driven markets, and endless ways to embark on your personal sci-fi adventure.
Tharsis - A turn-based space strategy game.
Elite Dangerous - Elite Dangerous is a 2015 Trading, Action, Sci-fi, Exploration, Open World and Space Simulation by Frontier Developments.
RocketCrew.Space - Find jobs in the Space industry. In engineering, software development, marketing, sales, and more! Work for the best space companies like SpaceX, Blue Origin, and Virgin Galactic. Help humanity travel to other planets!
Star Conflict - Star Conflict is a free MMO action game and space simulator that was introduced in 2012.
UFO Hunt - Data from the National UFO Reporting Center.