Clicking on the corresponding planets will score.
Don't let the E.T'S reach the end of the screen, you'll lose lives.
Accumulate points to unlock new characters hidden throughout the game.
tip: the neon lights, around the planets, correspond to the colors of the characters.
It is possible to play with the mouse, clicking on the planets, but playing on the cell phone, through the touch screen,
you will have a better experience.