These are large enough to clear gaps in the ring particles that circle the planet as they orbit Saturn.

But time and endless collisions would move the ring particles toward a common orbital plane.

She could make out faint color gradations within the rings, but none of the individual ring particles.

Gaeta saw that he was approaching the ring particles pretty fast now.

"They refuse to believe the ring particles are alive."

The shepherds thus keep ring particles in place, but gradually move away from the ring themselves.

The light of the dying ring particles was hot on its lower hull.

The chemical composition of the ring particles is not known.

Its antenna was oriented forward acting as a shield against small ring particles.

The ring particles are made almost entirely of water ice, with some contamination from dust and other chemicals.