Play Empyrion - Galactic Survival for FREE starting now, through Sunday at 1PM Pacific Time.Plus, save 40% on Empyrion - Galactic Survival as part of this week's Weekend Deal*!If you already have Steam installed, click here to install or play Empyrion. If you don't have Steam, you can download it here Empyrion - Galactic Survival is a 3D open world, space survival adventure in which you can fly across space and land on planets. Build, explore, fight and survive in a hostile galaxy full of hidden dangers.*Offer ends Monday at 10AM Pacific Time