mrt 022013
 
A New Radiation Belt Around Earth Discovered

  NASA’s Van Allen Probes mission has discovered a previously unknown third radiation belt around Earth, revealing the existence of unexpected structures and processes within these hazardous regions of space. A graphic depicting the twin Van Allen Probes in orbit within Earth’s magnetic field. Image Credit: JHU/APL Previous observations of Earth’s Van Allen Radiation Belts have [continue reading]