Umbriel could be the darkest of Uranus’ biggest moons. It demonstrates only 16 percent of the light that strikes its floor, a characteristic similar to the highland regions of Earth’s moon. Rhea is the second most significant moon of Saturn. Rhea has a thin atmosphere―called an exosphere―which is the very https://hoiinan25702.therainblog.com/33575560/the-single-best-strategy-to-use-for-moons