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Geomagnetic Storm Peak
- When
- 1–2 September 1859
- Where
- Global
The most intense geomagnetic storm in recorded history peaked on 1–2 September 1859, causing global auroral displays.
The geomagnetic storm was most likely the result of a coronal mass ejection from the Sun colliding with Earth's magnetosphere. It created strong auroral displays reported globally and caused sparking and fires in telegraph stations. Worldwide reports were compiled by Elias Loomis.
Sources
- Carrington Event Wikipedia, revision of 2026-09-06
Machine-drafted from the cited Wikipedia passages and checked by a reviewing model, not by a human editor. Every passage cites the revision it was written from; dates and places follow those passages.