The Night the Moon Vanished: The Medieval Mystery of the "Black Moon"

In the year 1110 AD, something terrifying happened: the Moon completely vanished. 

Medieval chroniclers wrote that the night sky became so black that the stars seemed to float in a void for months. It wasn't an alien abduction—it was the chilling climatic aftermath of a massive volcanic eruption, which filled the atmosphere with ash and blocked our view of the Moon.