Solar Minimum continues minimally. Bob Zimmerman BehindtheBlack.com

Jun 05, 01:58 PM
Photo: Visible light photograph of sunspot, 13 December 2006

Granules-like structure of surface of sun and sunspots (size around 20'000km). Visible light. Taken by Hinode's Solar Optical Telescope (SOT). These sunspots belong to AR 10930 where X3.4 flare occurred on that day.

  • Public Domain
  • File:172197main NASA Flare Gband lg-withouttext.jpg
  • Created: 13 December 2006