COSMIC RAYS
in scheme: sciencekeywords
definition: High energy particles and photons emitted by stellar processes. The highest energies have been observed at 10*8 Tev and are believed to come from shocks emanating from galaxies. Solar cosmic rays are protons observed at 1 Gev, having been accelerated by shocks associated with solar flares.
type: Concept

SOLAR ACTIVITY
type: Concept