Scientific cosmology is usually outlined because the science on the universe in general. In it, the phrases "universe" and "cosmos" are usually applied as synonyms for that expression "planet".[12] One particular popular definition of the entire world/universe found in this area is as "[t]he totality of all space and time; https://nam-thuan-loi51593.webdesign96.com/36711630/the-2-minute-rule-for-namthuanloi