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  1. Magnetosphere - Wikipedia

    In astronomy and planetary science, a magnetosphere is a region of space surrounding an astronomical object, such as a planet or other object, in which charged particles are affected by that object's …

  2. Magnetosphere - Definition, Structure, Importance

    Dec 3, 2025 · What Is a Magnetosphere? A magnetosphere is the region around a planet, moon, or other astronomical object where its own magnetic field controls the motion of charged particles and …

  3. Magnetospheres - NASA Science

    Jul 5, 2023 · A magnetosphere is the region around a planet dominated by the planet's magnetic field. Other planets in our solar system have magnetospheres, but Earth has the strongest one of all the …

  4. Earth's magnetosphere - NOAA / NWS Space Weather Prediction …

    The magnetosphere is the region of space surrounding Earth where the dominant magnetic field is the magnetic field of Earth, rather than the magnetic field of interplanetary space. The magnetosphere is …

  5. Magnetosphere | Solar Wind, Earth’s Shield & Magnetic Field

    Magnetosphere, region in the atmosphere where magnetic phenomena and the high atmospheric conductivity caused by ionization are important in determining the behaviour of charged particles.

  6. Earth's Magnetosphere - Center for Science Education

    Earth's magnetic field generates an invisible bubble around our planet, called the magnetosphere. The magnetosphere is a bit like a magnetic shield that surrounds the planet, protecting us from many …

  7. Astronomy & Astrophysics 101: Magnetosphere - SciTechDaily

    Jan 4, 2025 · What Is a Magnetosphere? A magnetosphere is the region surrounding a planet that is dominated by its magnetic field. While other planets in our solar system also have magnetospheres, …

  8. Earth's Magnetosphere Explained: Magnetic Field Reversal, Solar …

    Dec 26, 2025 · As a space science evergreen topic, Earth's magnetosphere remains central to planetary habitability, power grid safety, and the future of space exploration. Earth's magnetosphere begins with...

  9. ESA - Anatomy of Earth's magnetosphere

    2 days ago · Polar cusps: The holes in the magnetosphere at Earth's north and south poles, where charged solar wind particles can enter the atmosphere and create the auroras. Auroras: Also called …

  10. Magnetosphere - New World Encyclopedia

    A magnetosphere is a dynamically varying tear-drop shaped region of plasma comprising magnetic fields and charged particles surrounding a magnetized astronomical object, whether it is a planet …