Empyrion - Empyrion is a 3D open world, space survival adventure in which you can fly across space and land on...
Age of Empires (series) - The Eso.com url/domain is going away on 7/23/2018. After that time, you'll need to access this site via agecommunity.com. Please update your bookmarks!
StarMade - StarMade is a Minecraft inspired 3D space shooter.
Terraria - Dig, Fight, Build! The very world is at your fingertips as you fight for survival, fortune, and glory.
EVE Online - Player-created empires, player-driven markets, and endless ways to embark on your personal sci-fi adventure.
Minecraft - A block-building game that allows you to create and explore entire worlds from scratch.