Saturn's rings make it one of the most striking planets in the solar system, but scientists believe they could disappear in less than a 100 million years -- which isn't all that long when you consider that the gas giant itself is more than 4 billion years old.
원문출처 : https://www.cnn.com/2018/12/18/world/saturn-rings-scli-intl/index.html
원문출처 : https://www.cnn.com/2018/12/18/world/saturn-rings-scli-intl/index.html