Asteroid Blast

intro screen reading 'Welcome!
        This is Kiki. Kiki has spent the last few months collecting samples on a faraway planet. 
        Now it's time to return home, but there are asteroid fields in the way! 
        Help Kiki break through the asteroids to get home!'
game over screen reading 'Oh No!
        That did not go according to plan. Don't give up yet!'
outro screen reading 'You did it!
        Kiki arrived at home safe and sound. Thanks for playing!'