标签: sprites

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红色精灵的高解析影像

2023年10月2日 Sprite Lightning in High Definition Image Credit & Copyright: Nicolas Escurat Explanation: Sometimes lightning occurs out near space. One such lightning type is red sprite lightning, which has only been photographed and studied on Earth over the past 25 years. The origins of all types of lightning remain topics for research, and scientists ar...

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捷克上空的红色精灵

2022年9月12日 Red Sprite Lightning over the Czech Republic Image Credit & Copyright: Daniel Ščerba Explanation: 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...

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英仙座流星、红色精灵及蛇夫RS新星

2021年8月16日 Perseid Meteor, Red Sprites, and Nova RS Ophiuchus Image Credit & Copyright: Daniel Korona Explanation: This was an unusual sky. It wasn’t unusual because of the central band the Milky Way Galaxy, visible along the image left. Most dark skies show part of the Milky Way. It wasn’t unusual because of the bright meteor visible on the...