What is cosmology?

Answer 1

Cosmology is the study of the Universe as a whole. While astronomy studies individual celestial objects such as stars, planets, and galaxies, cosmology focuses on the big picture: How the Universe works, how it came into being, and how it might end. It studies the structure of galaxies and the structure of space-time (warpage via black holes etc), the nature of time itself, mass and energy, string theory, and whether there are actually other Universes, in a 'neverending multiverse' or omniverse.

Cosmology differs from Astronomy. Astronomy seems to concentrate on the naming of stars and the description of Earth's solar system. Cosmology concentrates more on the physiology of the Universe as it were.

Answer 2

There are a lot of cosmologist around the world but the most famous well known are professor Stephen William Hawking. He has achieved success with works of popular science in which he discusses his own theories and cosmology in general.

Answer 3

Cosmology is the branch of astronomy involving the origin and evolution of the universe, from the Big Bang to today and on into the future. According to NASA, the definition of cosmology is "the scientific study of the large scale properties of the universe as a whole."

Answer 4

Cosmology is the scientific study of the large-scale structure and behavior of the universe as a whole. It seeks to understand the origin, evolution, and eventual fate of the universe, often through theories like the Big Bang theory. Cosmologists use various observational and theoretical tools to study phenomena such as dark matter, dark energy, galaxies, and the cosmic microwave background radiation.