1. Use W, A, S, D to move your ship. Press Space to fire. 2. Fuel starts at 15 and drops by 1 per second. When fuel hits 0, game over. 3. Collect falling fuel cans to add 15 fuel (max 30). 4. Destroy enemy ships for 5 pts. Asteroids take 2 hits for 10 pts. Hitting allies costs 10 pts. 5. Crashing into enemies costs 15 fuel. Crashing into allies costs 10 pts. 6. Negative scores are allowed. 7. Press P to pause, M to mute. Begin your Star Battle!