The word "astronomy" in Medieval Islam was spelled as "ʿilm al-hay'a" and was pronounced as /ʕilm alˈħajʔa/. The term referred to the study of celestial objects, including the stars, planets, and galaxies, as well as their movements and relationships. Medieval Islamic scholars made significant contributions to the field of astronomy, developing new mathematical techniques and inventing new astronomical instruments. They also translated and preserved ancient Greek and Indian astronomical texts, which greatly enriched the knowledge of astronomy in Medieval Islam.
Astronomy in medieval Islam refers to the scientific study and observation of celestial objects, phenomena, and the universe during the Islamic Golden Age, which spans from the 8th to the 14th century AD in the Islamic world. This period witnessed significant advancements in various branches of knowledge, including astronomy, influenced by Islamic theology, ancient Greek and Indian discoveries, and new techniques developed by Muslim scholars.
Islamic astronomy encompassed a wide range of activities, including the observation of stars, planets, and other celestial bodies, as well as the development of mathematical models and tools to accurately predict their movements. Islamic astronomers contributed significantly to the understanding of celestial mechanics, discovering phenomena such as planetary retrograde motion, parallax, and the precession of the equinoxes.
One of the key contributions of Islamic astronomy was the compilation of star catalogs and astronomical tables, such as the Zijes, which contained meticulous measurements and calculations. This information was then utilized for a variety of purposes, ranging from predicting the positions of celestial bodies for astrological and religious reasons, to navigation and timekeeping.
Furthermore, Islamic astronomers made substantial advancements in areas like astrolabes (a sophisticated instrument used for navigation and timekeeping), celestial globes, and the invention of trigonometry, which greatly aided celestial calculations.
The enduring legacy of astronomy in medieval Islam extends beyond scientific advancements. Islamic astronomers' achievements paved the way for future progress in the scientific world, as their ideas and discoveries were later transmitted to Europe and influenced the Renaissance. Their contributions remain a testament to the remarkable intellectual and scientific achievements of the Islamic civilization during this period.