Umbriel may be the darkest of Uranus’ biggest moons. It demonstrates only 16 per cent of the light that strikes its area, a element just like the highland areas of Earth’s moon. Cassini wasn’t meant to sample the water, but the discovery motivated researchers to acquire new missions into the https://moons38157.theobloggers.com/41058159/the-definitive-guide-to-best-moons