cosmology
/kɒzˈmɒlədʒi/
Definition
The branch of astronomy that focuses on the origin, evolution, and large-scale structure of the universe, including the study of dark matter and dark energy.
Etymology
The word stems from the Greek 'kosmos' (meaning order or the world) combined with '-logia' (meaning study of). It entered English in the 17th century to describe the systematic investigation of the universe's structure.
In the news
In this article, the chief scientist describes his role as a cosmologist to emphasize that the observatory's data will be used to investigate the fundamental forces and history of the universe. This field of study is central to the project's goal of mapping the southern sky to better understand the dark universe.
The Rubin Observatory's 10-year movie of the universe is about to 'blow our minds,' chief scientist says
Read the full article ↗Live Science