A sunspot 62,000 miles across - ten times bigger than Earth - is releasing gigantic solar flares that have created astonishing light shows over Britain, described by one sky-watcher as the best he'd ever seen.Known as auroras, they are caused by radiation particles from the sun bouncing off Earth's atmosphere and are normally only seen in countries in the far north, such as Norway.
However, they've been photographed as far south as Oxfordshire and in Northumberland, where the skies became a dramatic green and purple hue .... Read more at http://www.dailymail.co.uk
