The Sun goes through changes and we are close to a big one.
NASA has been observing the Sun's solar activty and on July 18th a large Coronal Hole appeard on the Sun.
Courtesy of NASA |
Story Information from: http://philadelphia.cbslocal.com/2013/08/07/sun-getting-ready-to-flip-its-magnetic-field-earthlings-affected/
http://www.nasa.gov/content/goddard/large-coronal-hole-near-sun-north-pole/index.html#.Ue6fxoXTovQ