EVE Online - Player-created empires, player-driven markets, and endless ways to embark on your personal sci-fi adventure.
Star Citizen - 1, 966, 341. Active citizen. Help us make Star Citizen a reality! Become a backer of the next-generation of Space-man. Reserve your ship.
OGame - OGame is an addictive, Massively Multiplayer Online, Real-time Strategy, Space-war, and Money Management Browser-based video game develop by Gameforge AG.
Star Conflict - Star Conflict is a free MMO action game and space simulator that was introduced in 2012.
Kerbal Space Program - Build spacecraft, fly them, and try to help the Kerbals to fulfill their ultimate mission of conquering space.
Empyrion - Empyrion is a 3D open world, space survival adventure in which you can fly across space and land on...