Auroras Rodrigo Roesch Image taken: Jun. 5, 2011 Location: Green Bay, WI, USA Details: Columns of light started appearing after midnight and slowly changed colors from green to red. The display lasted for about an hour. Canon 5D, 15-30s exposure, ASA 1600. ©2013, SpaceWeather.com -- This site is penned daily by Dr. Tony Phillips.