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Astronomers Urbain Le Verrier, John Couch Adams and Johann Gottfried Galle collaborate on the discovery of Neptune.
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Urbain Le Verrier
French astronomer and mathematician (1811–1877)
Urbain Jean Joseph Le Verrier was a French astronomer and mathematician who specialized in celestial mechanics and is best known for predicting the existence and position of Neptune using only mathematics.Source: Wikipedia (CC BY-SA)
John Couch Adams
British mathematician and astronomer (1819–1892)
John Couch Adams was a British mathematician and astronomer. He was born in Laneast, near Launceston, Cornwall, and died in Cambridge.Source: Wikipedia (CC BY-SA)
Johann Gottfried Galle
German astronomer (1812–1910)
Johann Gottfried Galle was a German astronomer from Radis, Germany, at the Berlin Observatory who, on 23 September 1846, with the assistance of student Heinrich Louis d'Arrest, was the first person to view the planet Neptune and know what he was looking at. Urbain Le Verrier had…Source: Wikipedia (CC BY-SA)
Discovery of Neptune
1846 discovery of Neptune through mathematically-predicted observation
The planet Neptune was mathematically predicted before it was directly observed. With a prediction by Urbain Le Verrier, telescopic observations confirming the existence of a major planet were made on the night of September 23–24, Autumnal Equinox of 1846, at the Berlin…Source: Wikipedia (CC BY-SA)