What Does Cosmology Study?

Cosmology is the scientific study of the large scale properties of the Universe as a whole. ... Like any field of science, cosmology involves the formation of theories or hypotheses about the universe which make specific predictions for phenomena that can be tested with observations.

What objects do cosmologists study?

Cosmologists are interested in the formation, evolution and future of the universe and its constituents. Most objects we can see with telescopes are large or exist at extreme distances (e.g. planets, stars, galaxies, clusters of galaxies and even superclusters).

Why do we study cosmology?

Modern scientific cosmology is valuable in itself for what it reveals about the nature of the cosmos we inhabit [1]. It is a demonstration of the power of modern science to transform our understanding of who we are and where we came from. ... Cosmology therefore both impacts culture and is described and represented by it.