The Group in command of naming them would be the Worldwide Astronomical Union fashioned by astronomers from numerous countries. Rhea is the second major moon of Saturn. Rhea has a skinny ambiance―referred to as an exosphere―and is the 1st spot a spacecraft foundtraces of oxygen within an atmosphere outside of https://best-moons72581.win-blog.com/15329942/5-simple-techniques-for-bestmoons