Space Weather News for Aug 20, 2015 http://spaceweather com

This month, astronauts onboard the International Space Station have witnessed exotic forms of lightning that reach up from thunderclouds near Earth's surface all the way to the edge of space Their photographs of "sprites" and "trolls" dancing over Mexico are a must-see These forms can been seen from Earth's surface, too Observing tips and more information are available on today's edition of http://spaceweather com

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