Illustration of Magnetic Field Lines and Trapped Energetic Particles in Near-Earth Space (IMAGE)

NASA/Goddard Space Flight Center

Illustration of Magnetic Field Lines and Trapped Energetic Particles in Near-Earth Space

Caption

Space is not empty, nor is it silent. The region around Earth is filled with magnetic field lines and trapped energetic particles, zooming about in a high-speed dance around the planet (shown here in an illustration).

Credit

NASA's Goddard Space Flight Center/Brian Monroe

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