"Unique perspective of an #ISS solar array from today’s #spacewalk” #Reid Photo credit: 256A8035 NASA/Reid Wiseman NASA Astronauts Reid Wiseman and Butch Wilmore successfully completed US EVA 28 yesterday, Wednesday October 15 2014. The highest priority task of the spacewalk was to replace a failed power regulator, known as a sequential shunt unit, which failed in May. The unit regulates power from the 3A solar array, pictured in this photo. NASA PAO #nasa #nasajsc #spacestation #internationalspacestation #explore #exploration #Exp41 #Earth #USEVA28 #spacewalk