Defend the Supernova by shooting evil nebulae.
Red nebulae need two hits to die. Its really easy, simple and free, just tap anywhere on the screen and shoot the enemies.
Four power-ups are available and more coming soon:
☢ Rapid Fire: bullets replenish more quickly.
☢ Shield Energy: restores Supernova shield.
☢ Bounce: bullets will bounce off the walls.
☢ Rotation Speed: bullets rotate faster around Supernova.