space exploration and combat game

 Endless sky is a 2D space exploration game with action, strategy, and role
 playing elements.
 .
 Explore other star systems. Earn money by trading, carrying passengers, or
 completing missions. Use your earnings to buy a better ship or to upgrade
 the weapons and engines on your current one. Blow up pirates. Take sides in
 a civil war. Or leave human space behind and hope to find some friendly
 aliens whose culture is more civilized than your own...
 .
 Endless Sky requires OpenGL 3.0 or higher.