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  1. Cosmology - Wikipedia

    Cosmology (from Ancient Greek κόσμος (cosmos) 'the universe, the world' and λογία (logia) 'study of') is a branch of physics and metaphysics dealing with the nature of the universe, the cosmos.

  2. Cosmology | Definition & Facts | Britannica

    Nov 14, 2025 · Cosmology, the field of study that brings together the natural sciences, particularly astronomy and physics, in a joint effort to understand the physical universe as a unified whole.

  3. Cosmology - Harvard–Smithsonian Center for Astrophysics

    Research in cosmology involves astronomy, but also gravitational physics, particle physics, and challenging questions about the interpretation of phenomena we can’t see directly — such as the …

  4. COSMOLOGY Definition & Meaning - Merriam-Webster

    Most religions and cultures include some kind of cosmology to explain the nature of the universe. In modern astronomy, the leading cosmology is still the Big Bang theory, which claims that the universe …

  5. What Is Cosmology? Definition & History - Space

    Feb 21, 2022 · Cosmology is a branch of astronomy that involves the origin and evolution of the universe, from the Big Bang to today and on into the future. According to NASA, the definition of …

  6. Philosophy of Cosmology - Stanford Encyclopedia of Philosophy

    Sep 26, 2017 · Cosmology (the study of the physical universe) is a science that, due to both theoretical and observational developments, has made enormous strides in the past 100 years.

  7. DOE Explains...Cosmology - Department of Energy

    Cosmology studies how the history of the universe led to the stars, galaxies, and other features we can observe today. Cosmology is the study of the origin, development, structure, history, and future of …

  8. JPL Science: Cosmology

    The Cosmology Group (3268) aims to characterize the fundamental origin and composition of the universe, from the inflationary era onwards, through theoretical modeling of astrophysical and …

  9. Cosmology - MIT Kavli Institute

    Cosmology is the scientific field dedicated to understanding the origin, evolution, and fate of the universe. It explores the fundamental questions surrounding space, time, matter, and energy on a …

  10. Cosmology: Exploring the Universe's Origins and Structure

    May 13, 2024 · Delve into cosmology, the study of the universe's origin, evolution, and structure, from the Big Bang to the present, and understand humanity's place in the cosmos.