Cosmic Rays and Earth's Defence

  • Recently, HAWC Observatory in Mexico that detects TeV-energy gamma rays from the sun recorded higher-than-expected high-energy gamma rays.
  • Existing models of the sun's magnetic field and atmosphere cannot explain the excess energy.
  • Energetic cosmic rays constantly bombard Earth from space.
  • Earth's atmosphere and magnetic field shield the planet from direct impact.
  • Cosmic rays originate from large galaxy centres and supernovae explosions.
  • LHAASO facility in China and Southern Wide-field Gamma-ray Observatory in South America will further study gamma ....
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