The University of Sharjah hosted an astrolabe workshop in which western scientists showed participants how an astronomical instrument made by an ancient Muslim scholar nearly 1,000 years ago measured ...

X-ray scans recover an ancient Greek star map beneath a medieval text, revealing Aquarius clues and Hipparchus-linked ...

Peering into the past, we find that our ancestors held a surprisingly advanced understanding of the stars and constellations. Their knowledge, as revealed in ancient texts, often rivals our modern ...

Birth of astronomy -- Celestial sphere -- Some applications of spherics -- Calendars and time reckoning -- Solar theory -- Fixed stars -- Planetary theory -- Frequently used tables -- Appendix : ...

Besides ability to provide precise measurements of altitude, local time, and position of starts, al-Khujandi’s astrolabe is of astounding beauty. Credit: The Museum of Islamic Art, Doha: Marc ...