A medieval parchment from a monastery in Egypt has yielded a surprising treasure. Hidden beneath Christian texts, scholars have discovered what seems to be part of the long-lost star catalogue of ...

Sky-Gazing Medieval Monks Shed Light on Volcanic Mysteries. By observing the night sky, medieval monks accidentally recorded some of history’s largest volcanic eruptions.

By comparing their wound-back night sky to a separate medieval Latin manuscript called Aratus Latinus, long believed to contain a partial copy of Hipparchus' original catalog, the researchers ...

World's Oldest Known Map Of Night Sky Found Hidden In Medieval Parchment [Photo] By Urja Kalyani Published 10/20/22 AT 6:36 AM EDT.

The world’s oldest map of the night sky was amazingly accurate. Newly discovered fragments of 2,200-year-old star coordinates—once thought lost—reveal the incredible skill of the ancient ...