Learn about our sun & its influence on our solar system!

  • Missions
  • Spectacular!
  • Current Observations
  • Aurora
  • Eclipses
  • Comet ISON
  • UFO?
  • The Transit of Venus
  • 3 Years of SDO

The Sun Today

Solar apparent size-perihelion versus aphelion 2012. The red circles show the size of one disk superimposed over the other. Shot by David Dickinson and discussed in http://bit.ly/1pQmrHG

Welcome to Perihelion 2015!


Compilation Solargraphs winter solstice 2013 participants Philippus Lansbergen Observatory, Middelburg, the Netherlands credit: Jan Koeman (http://bit.ly/1sX98as)

The December 2014 Solstice


Aurora in Russia

Be an Aurora Hunter!


Northern Lights Bucket List for Alex Maltosz-Cox

Northern Lights Bucket List


Read more on the blog »