Red Sprite Lightning over the Czech Republic

By |2022-09-12T14:09:35-04:00September 12th, 2022|Categories: NASA News, Uncategorized|Tags: , , , , , |

Photo of the Day What are those red filaments in the sky? They are a rarely seen form of lightning confirmed only about 35 years ago: red sprites. Research has shown that following a powerful positive cloud-to-ground lightning strike, red sprites may start as 100-meter balls of ionized air that shoot down from about [...]