Elusive thunderstorm 'Sprite' Captured from the International Space Station : Image of the Day

via earthobservatory.nasa.gov

They were once so elusive that scientists gave them a mystical name. “Red sprites” are short-lived, red flashes that occur about 80 kilometers (50 miles) up in the atmosphere. With long, vertical tendrils like a jellyfish, these electrical discharges can extend 20 to 30 kilometers up into the atmosphere and are connected to thunderstorms and lightning. Click for more. http://earthobservatory.nasa.gov/IOTD/view.php?id=78487