al-Ṣūfī

…a 1009–10 ce copy of al-Ṣūfī’s book on the fixed stars, shows individual constellations, including stars.

…Stars by the Islamic astronomer al-Ṣūfī, and rediscovered in 1612, shortly after the invention of the telescope, by the German astronomer Simon Marius, who said it resembled the light of a candle seen through a horn. For centuries astronomers regarded the Andromeda Galaxy as a component of the Milky Way…