Radiation Belt

What is Radiation Belt?

Radiation Belt meaning in Science terminology / glossary / dictionary is:
A ring-shaped region around a planet in which electrically charged particles (usually electrons and protons) are trapped. The particles follow spiral trajectories around the direction of the magnetic field of the planet. The radiation belts surrounding Earth are known as the Van Allen belts.


reference: https://hesperia.gsfc.nasa.gov/sftheory/glossary.htm