Space Engineers Sells 500K Units

Keen Software House's space-based sandbox engineering game becomes next viral hit on Valve's community-focused development platform
Independent developer Keen Software House has announced that Space Engineers, a space-based sandbox game featuring astral engineering and construction, has sold more than 500,000 copies via Steam Early Access. The game can be purchased for $19.99.
As an Early Access title, Space Engineers remains in development, and takes feedback and suggestions from the community of players to further improve and expand the game. Keen Software House has added numerous major features to the title over the last several months, including the recent implementation of both Multiplayer and Survival modes - two features requested by the community.