Bright clumps in Saturn ring now mysteriously scarce
Thursday, September 11, 2014 - 03:34
in Astronomy & Space
Compared to the age of the solar system -- about four-and-a-half billion years -- a couple of decades are next to nothing. Some planetary locales change little over many millions of years, so for scientists who study the planets, any object that evolves on such a short interval makes for a tempting target for study. And so it is with the ever-changing rings of Saturn.