Cosmoknowledge on Instagram: "Saturn’s small moons have weird shapes because they don’t have enough gravity to pull themselves into spheres. Their weak gravity can't overcome their solid, rigid structure. They also get constantly hit by debris from Saturn’s rings, which carves out strange features. Some may even be captured asteroids, adding to their odd appearance. Follow @itscosmoknowledge #saturn #space #spacefacts #asteroid #cosmoknowledge"