Use the right and left arrow keys to move and use the forward arrow key to fire. Try not to hold the forward arrow key down or it will lag, glitch, or crash your computer. Press space once you win to play again. Also there is a letter key that will change your spaceships color.
This is my first major scratch project so don't be too critical. Ps this game is impossible nobody has ever beat it including me tell me if you do beat it. Also check out this game that is so much better: https://scratch.mit.edu/projects/136937771/