Cosmology (from the Greek κÏŒσμος, kosmos "world" and -λογία, -logia "study of") is a branch of astronomy concerned with the studies of the origin and evolution of the universe, from the Big Bang to today and on into the future. It is the scientific study of the origin, evolution, and eventual fate of the universe. Modern scientific cosmology is valuable in itself for what it reveals about the nature of the cosmos we inhabit . It is a demonstration of the power of modern science to transform our understanding of who we are and where we came from. However, most cosmologists focus on scientific questions and are not fully aware of the impact of cosmological theories on culture, including politics and the arts.Cosmology deals with the physical situation that is the context in the large for human existence: the universe has such a nature that our life is possible. This means that although it is a physical science, it is of particular importance in terms of its implications for human life Cosmology deals with the physical situation that is the context in the large for human existence: the universe has such a nature that our life is possible.