Big Sunspots Staring at Earth

Source - Space Weather News  for July 17, 2016: http://spaceweather.com

BIG SUNSPOTS STARING AT EARTH: Solar activity has been low for months.  That could soon change.  Two big sunspots are staring directly at Earth, and one of them has an unstable magnetic field that harbors energy for M-class solar flares. Images and updates are available at http://spaceweather.com

NOCTILUCENT CLOUDS INVADE THE USA: For the first time this summer, bright noctilucent clouds have crossed the Canadian border into the continental USA.  Formed by wisps of summertime water vapor freezing around meteor smoke, the electric-blue ripples were sighted by multiple observers in Seattle and surrounding areas. Check out the video on http://spaceweather.com.