Solar Activity

Solar activity refers to any natural phenomena occurring on or in the Sun, such as:

  • Sunspots and the
    • Solar cycle
  • Solar flares
  • Solar wind
  • Coronal mass ejection
  • Solar variation, the sum of all the periodic and aperiodic solar fluctuations; what is typically referred to when the term "solar activity" is used unqualified
  • Space weather, the collective effect of all of the above on animate and inanimate objects in orbit and on the earth

Famous quotes containing the words solar and/or activity:

    “Lincoln becomes the American solar myth, the chief butt of American credulity and sentimentality.”
    —H.L. (Henry Lewis)

    “For universal love is as special an aspect as carnal love or any of the other kinds: all forms of mental and spiritual activity must be practiced and encouraged equally if the whole affair is to prosper. There is no cutting corners where the life of the soul is concerned....”
    —John Ashbery (b. 1927)