GeminiFocus October 2017 | Page 25

A gigantic “sprite” captured by one of the Gemini North cloud cams facing north towards Waimea during a thunderstorm in late July. Image Source: Gemini Observatory/AURA. Image processing by Steve Cullen ( The Gemini Observatory is operated by the Association of Universities for Research in Astronomy, Inc., under a cooperative agreement with the National Science Foundation on behalf of the Gemini Partnership. Gemini Observatory 670 N. A‘ohoku Place Hilo, HI 96720, USA United States Canada Brazil Argentina Chile