Origins & Early Life

The Banū Mūsā, literally the Sons of Musa, refers to a Persian family of polymaths, astronomers, mathematicians, and engineers active in 9th century Baghdad. Both their own contributions and their direct connections to other prominent scholars of the House of Wisdom mark them as one of the most preeminent figures of the Islamic Golden Age. The term Banū Mūsā is derived from the name of Mūsā ibn Shākir, and most commonly refers to his three sons; Muḥammad ibn Mūsā (before 803 – February 873); Aḥmad ibn Mūsā (d. 9th century); and Al-Ḥasan ibn Mūsā (d.

Pivotal Works & Achievements

9th century). Mūsā ibn Shākir was a renowned astronomer serving directly under the Abbasid caliph al-Ma'mun. After his death, his three sons received an education under al-Ma'mun’s direct orders, and were enrolled at the House of Wisdom in Baghdad. There they undertook the translation of ancient Greek works acquired from Byzantium, which they used to develop their own technological, mathematical and astronomical ideas. They were some of the earliest scholars to adopt Greek mathematics, but innovative in their approach to the concepts of area and circumference by expressing them using numerical values instead of ratios.

Enduring Legacy & Impact

They made geodesic...

Contemporary Figures & Related Historical Timelines

• Jayavarman II — Contemporary (Born in 800) (800): Founder of the Khmer Empire, establishing Cambodian sovereignty in the 9th century.
• John Scotus Eriugena — Contemporary (Born in 800) (800): Irish Neoplatonist philosopher, theologian, and poet of the Early Middle Ages.
• Offa of Mercia — Contemporary (Born in 800) (800): Powerful King of Mercia who dominated Anglo-Saxon England's political landscape.
• Al-Kindi — Contemporary figure (Born in 801) (801): Pioneering Arab polymath, philosopher, and physician of the Islamic Golden Age.
• Huang Chao — Contemporary figure (Born in 801) (801): Rebel leader who instigated the Huang Chao Rebellion, severely weakening the Tang dynasty.
• Babak Khorramdin — Contemporary figure (Born in 798) (798): 9th-century Iranian revolutionary leader of the Khorram-Dinān rebellion.
• Irene of Athens — Contemporary figure (Died in 803) (803): Byzantine Empress Regnant who ended Iconoclasm and ruled the Empire from 797 to 802.
• Alcuin — Contemporary figure (Died in 804) (804): Leading scholar of the Carolingian Renaissance, influential teacher and clergyman.
• Malik ibn Anas — Contemporary figure (Died in 795) (795): Founding scholar of the Maliki school of Islamic jurisprudence.
• 800 Historical Timeline & Archive — Explore world events and figures from 800
• 860 Historical Timeline & Archive — Explore world events and figures from 860