Although they may look solid, the rings consist of billions of icy particles ranging in size from a grain of sand to a house. (discovermagazine.com)
More startling, Cassini found that Enceladus, just one - tenth the size of Titan, is also active, venting water vapor and a spray of fine icy particles from cracks at its south pole. (discovermagazine.com)
Researchers will soon begin studying data from Cassini's gas analyzer and dust detector instruments, which directly sampled the moon's plume of gas and dust - sized icy particles during the flyby. (sciencedaily.com)