APOD: 2025 December 23 Б Red Sprites and Circular Elves Lightning over Italy
23.12.2025 | Астрономическая картинка дня

What's happening in the sky? Lightning. The most commonly seen type of lightning involves flashes of bright white light between clouds. Over the past 50 years, though, other types of upper-atmospheric lightning have been confirmed, including tentacled red sprites and ringed ELVES.