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  "path": "/stargazing/auroras/an-ancient-solar-storm-left-clues-in-tree-rings-and-a-famous-poets-diary-red-lights-in-the-northern-sky",
  "publishedAt": "2026-05-22T16:00:00.000Z",
  "site": "https://www.space.com",
  "tags": [
    "Auroras",
    "Stargazing"
  ],
  "textContent": "A Japanese poet wrote in his diary that \"red lights\" appeared in the sky over Kyoto. An analysis of tree rings suggests a powerful solar storm created the sight.",
  "title": "An ancient solar storm left clues in tree rings and a famous poet's diary: 'Red lights in the northern sky'"
}