https://economictimes.indiatimes.com/news/how-to/what-are-auroras-and-why-do-they-come-in-different-shapes-and-colours-nasa-experts-explain/articleshow/99093450.cms
Nowadays, we understand auroras are caused by charged particles from Earth's magnetosphere and the solar wind colliding with other particles in Earth's upper atmosphere. Those collisions excite the atmospheric particles, which then release light as they rela…
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