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  1. Heliocentrism - Wikipedia

    Heliocentrism[a] (also known as the heliocentric model) is a superseded astronomical model in which Earth and planets orbit around the Sun at the center of the universe. Historically, heliocentrism was …

  2. Heliocentrism | Definition, History, & Facts | Britannica

    Dec 5, 2025 · heliocentrism, a cosmological model in which the Sun is assumed to lie at or near a central point (e.g., of the solar system or of the universe) while the Earth and other bodies revolve …

  3. Heliocentric Theory - Encyclopedia.com

    The heliocentric theory argues that the sun is the central body of the solar system and perhaps of the universe. Everything else (planets and their satellites, asteroids, comets, etc.) revolves around it.

  4. Heliocentrism: Definition, origin and model | Space

    Apr 8, 2022 · Following the theory of heliocentrism, today we know that Earth, and the other planets of the solar system, are all in orbit around the sun. However, it was once believed that Earth was at the...

  5. The Heliocentric Model | ASTRO 801: Planets, Stars, Galaxies ...

    The astronomer given the credit for presenting the first version of our modern view of the Solar System is Nicolaus Copernicus, who was an advocate for the heliocentric, or Sun-centered model of the …

  6. The Development and Significance of the Heliocentric Model

    The heliocentric model places the Sun at the center of the solar system, fundamentally altering our understanding of planetary motion. This model provides a simpler and more accurate explanation of …

  7. HELIOCENTRIC Definition & Meaning - Merriam-Webster

    The meaning of HELIOCENTRIC is referred to or measured from the sun's center or appearing as if seen from it. How to use heliocentric in a sentence.