ELI5: Why does Saturn have rings?

Saturn has rings because giant balls of ice and rock got pulled apart by the planet and are now swirling around it like millions of tiny glitter pieces.

Imagine you are holding an ice cube. If you drop it onto a hard kitchen floor, it does not stay in one piece; it shatters into dozens of tiny, shiny chips that spread out across the tiles. Something very similar happened to Saturn a long time ago.

Here is how everyday forces created the rings:

• The Big Tug: Saturn is huge and has a very strong pull, just like a giant magnet. This pull is called gravity. When big icy moons or comets drifted too close, Saturn pulled on them so hard that they completely shattered, just like that dropped ice cube.
• The Merry-Go-Round: Instead of falling straight down onto the planet, the pieces got stuck spinning very fast in a circle. Think of a park merry-go-round: when it spins, things want to fly outward. Saturn's gravity holds the pieces in, while the spinning keeps them from crashing down, locking them into a flat circle.
• The Mirror Trick: If you look at a driveway covered in salt or an icy snowbank on a sunny day, it sparkles brightly. Saturn's rings look like solid, glowing hoops from far away, but they are actually billions of chunks of ice, dust, and rock—some as small as a grain of sugar, and others as big as a house. The sun shines on all that ice, making the rings glow brightly in space.