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Johann Gottfried Galle (Radis, 9 giugno 1812 – Potsdam, 10 luglio 1910) è stato un astronomo tedesco. Autografo Grazie all'assistenza dell'allievo Heinrich Louis d'Arrest , riuscì per primo ad osservare il pianeta Nettuno il 23 settembre 1846 .
29 de may. de 2018 · Galle, Johann Gottfried. ( b. Pabsthaus, near Gräfenhainichen, Germany, 9 June 1812; d. Potsdam, Germany, 10 July 1910) astronomy. Galle was the son of J. Gottfried Galle and Henriette Pannier. He was born in an isolated house on the Dübener Heide, a wooded heath between the Elbe and the Mulde, where his father was manager of a tar distillery.
9 de jun. de 2020 · Johann Gottfried Galle studied at the Friedrich-Wilhelms-Universität Berlin between 1839 and 1833 and started to work at the new Berlin Observatory two years later. There, he worked for 16 years and made several discoveries at the observatory. Galle made use especially of a Fraunhofer-refractor with 22,5 cm aperture.
Johann Gottfried Galle fue un astrónomo alemán conocido por el descubrimiento de Neptuno, siguiendo los cálculos e indicaciones de Urbain Le Verrier el 23 de septiembre de 1846. También se consideró durante un tiempo al británico John Couch Adams descubridor de este planeta, aunque sus cálculos fueron mucho menos precisos que los del francés.
Johann Gottfried Galle, 1880 The 9" refractor which was used to discover Neptune is at Deutsches Museum in Munich today. Position of Neptune (marked with a cross) on the date of its discovery, the September 23rd, 1846
Johann Gottfried Galle was a German astronomer. He was the first person to view planet Neptune and actually know that he was looking at the planet. Early Life. Galle was born on June 9, 1812, in Papsthaus, just a short distance west of Radis and next to the town of Grafenhainichen.
9 de jun. de 2017 · June 9, 2017. Johann Gottfried Galle, a German astronomer, was born June 9, 1812. Galle was working at the Berlin Observatory when, on Sep. 23, 1846, he received a letter from Urbain Le Verrier at the Paris Observatory. Le Verrier asked for Galle's help in looking for a new planet, whose probable position Le Verrier had carefully worked out ...
