The Sun 2014 October 21

Here’s my take on the giant sunspot AR 2192. The features I find striking here are the linear streakiness seeming to emanate from a point W (celestial) of the group, manifested in its upper part, and the slightly lighter bridge … Continue reading

The Sun 2013 June 08

Playing solar catch-up, here’s the Sun in H alpha and infra-red on the same day in June. The spot group shown in the IR image corresponds to the active area right of centre. Seeing was poor.  (Click on images to … Continue reading