Researchers have uncovered a previously unnoticed issue in decades-long data from spacecraft monitoring Earth's radiation belts. A team spearheaded by the University of Birmingham in collaboration with the Czech Academy of Sciences discovered that while spacecraft may not resolve intricate structures, the organized motion of particles can seem chaotic. This finding questions interpretations that have persisted for over 60 years, yet does not dismiss the concept of diffusion. Radiation belts are known to harbor energetic particles that pose risks to satellites and can interfere with communications. The research team suggests that upcoming missions utilizing satellite constellations could differentiate spatial variations from temporal changes, thereby enhancing models of dangerous space conditions.
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