Evidence of mysterious 'recurring nova' that could reappear in 2024 found in medieval manuscript from 1217

The star T CrB flares up every 80 years. A document from 1217 could help confirm its regularity.

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Sep 21, 2023 - 00:00
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Evidence of mysterious 'recurring nova' that could reappear in 2024 found in medieval manuscript from 1217
The star T CrB flares up every 80 years. A document from 1217 could help confirm its regularity.