Scientific cosmology may be defined as the science of the universe in general. In it, the terms "universe" and "cosmos" are often employed as synonyms with the time period "environment".[twelve] Just one popular definition of the planet/universe located in this discipline is as "[t]he totality of all Place and time; https://nam-thuan-loi27269.tblogz.com/namthuanloi-options-49661167