OGame - OGame is an addictive, Massively Multiplayer Online, Real-time Strategy, Space-war, and Money Management Browser-based video game develop by Gameforge AG.
Xterium (War of Alliance) - Xterium (War of Alliance) is a strategic space simulator in real time. Fight with thousands of players around the world at the same time to become the best. To do this you will need a regular browser. Learn how to manage a Space Empire!
Galaxy on Fire - Galaxy on Fire is a space combat and trading simulation.
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.
SpaceHunt Game - SpaceHunt is a chat-based multiplayer adventure similar to Ogame and StarCraft: build a base and go on missions to explore the universe and attack other planets to gather resources and dominate the Universe.