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Tag: Manuscript
Medieval manuscript shows ‘recurring nova’ could reappear in 2024
In 1217, a German monk looked to the starry southwest sky and noticed a normally faint star shining with unusual…
A Medieval Manuscript Likely Hides a Record of an Impending Recurrent Nova
Approximately every 80 years, a faint 10th magnitude star in the constellation of Corona Borealis dramatically increases its brightness. This…