Description:
(Astronomer, University teacher) Johann Gottfried Galle, a German astronomer, played a crucial role in the discovery of the planet Neptune in 1846. Collaborating with his student Heinrich Louis d'Arrest at the Berlin Observatory, Galle successfully located Neptune using coordinates provided by Urbain Le Verrier. This discovery not only confirmed celestial mechanics but also established Galle's prominence in the field of astronomy. It was a defining moment in Galle's career and a significant event in the scientific advancements of the 19th century.