Space Weather News for July 13, 2018 http://spaceweather.com https://www.facebook.com/spaceweatherdotcomA GREEN FLASH ON MARS: Mars is approaching Earth for a 15-year close encounter on July 27th. The Red Planet is now so bright, it is experiencing forms of atmospheric optics normally reserved for objects like the sun and Moon. Yesterday, an astronomer in Sweden watching Mars witnessed a rare green flash. Visit today’s edition of Spaceweather.com for a video of the phenomenon and more information about the martian brightening.