Al-Bitruji البطروجي
The first astronomer to present the concentric spheres model as an alternative to the Ptolemaic system.
Full Name: Nur ad-Din al-Bitruji.
Other Names: Alpetragius
Arabic: نور الدين ابن إسحاق البطروجي
Born: 1150 AD.
Died: 1204 AD.
Origin: al-Bitrawsh, a region near Cordoba al-Andalus.
Famous for: Astronomer.
Legacy: The crater Alpetragius on the Moon is named after him.
Contributions:
The first astronomer to present the concentric spheres model as an alternative to the Ptolemaic system.
Articles
https://en.wikipedia.org/wiki/Nur_ad-Din_al-Bitruji
https://islamsci.mcgill.ca/RASI/BEA/Bitruji_BEA.htm
https://www.oxfordreference.com/display/10.1093/oi/authority.20110803100242233
Books attributed to Al-Bitruji: