In 1958 this scientist found donut-shaped zones of charged particles high in the Earth's magnetic field
Van Allen, the American physicist who discovered them in 1958, using data 
transmitted by .... Science concerned with the motion of bodies under the action 
of forces,... [DOC] [TLE] Three Radiation Belts Around Earth | NASA [PAR] Our planet is nestled in the center of two doughnut-shaped regions of ... the Van 
Allen belts, where high-energy particles are trapped by Earth's magnetic field.