This may further lead to discoveries of bacteria and other microscopic life. A blue moon is not a moon that is blue in colour. It is the second full moon that occurs during the same calendar month. Check out this page for more details. As a result, it is easy for them to hold on to chunks of ice, rocks, dust, or frozen gas that make up their ring systems.
Moons are satelites.
A satelite is an object that revolves around an object. The Earth's moon is so named because it revolves around the Earth. So, the moons of a planet are simply bodies of matter that revolve ariund that planet. The Sun is a star. All stars live and die.