Fraunhofer Institute for Surface Engineering and Thin Films

High temporal- and spatial-resolution photographs of the “Christmas” red-green auroras taken over Germany during a main phase of the 10–11 May 2024 superstorm

Abstract. High spatial and temporal resolution images of red auroras over Germany during the 10–11 May 2024 magnetic storm have added new information concerning stable auroral red (SAR) arc formation. The high-altitude red aurora displayed brightness streaks/rays, which continued...