The Solar 'Constant' - Faculae vs. Sunspots

  • Released Thursday, January 2, 2003

Three views of the Sun showing different levels of solar activity. The color table has been altered to enhance the appearance of the faculae (white regions) which are hotter than sunspots (red-black regions) and whose greater total area contribute to increasing the solar flux reaching the Earth.


Please give credit for this item to:
NASA/Goddard Space Flight Center
Scientific Visualization Studio. Source data courtesy of HAO & NSO PSPT project team. HAO is a division of the National Center for Atmospheric Research which is supported by the National Science Foundation.Special thanks to Vanessa George (University of Colorado/LASP) and Randy Meisner(Michigan State University)

Release date

This page was originally published on Thursday, January 2, 2003.
This page was last updated on Wednesday, May 3, 2023 at 1:57 PM EDT.


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