How to get three stars in angry birds space FRY ME TO THE MOON 3-8The key factor in getting it the way you want it in this level is to set of one of the ice balls so that they will take out the pigs while using just the one bird. You should shoot the bird along the edge of the gravitational pull of the leftmost planet as seen in the screenshot below. As it has just passed the first planet press down on your screen to split it up and watch the bird push the ice ball into the gravitational pull of the planet. This will set of a series of events hopefully ending in level 3-8 completed with another three stars.
Looking for some more help getting three stars on level 3-8 of fry me to the moon check out the video guide below :