Johann Gottfried Galle (June 9, 1812 - July 10, 1910) was a German astronomer at the Berlin Observatory who, 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 (September 23, 1846). He used the calculations of Urbain Le Verrier to know where to look.
Johann Gottfried Galle did not discover a planet himself. He was the astronomer who, in collaboration with Urbain Le Verrier, first observed the planet Neptune in 1846 based on Le Verrier's calculations.
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Neptune was officially discovered by German astronomer Johann Gottfried Galle on September 23, 1846, based on calculations by French mathematician Urbain Le Verrier and English astronomer John Couch Adams.
Neptune was predicted by astronomers be observing the effects of its gravity. Neptune was discovered in 1846 by Johann Gottfried Galle.
Triton, Neptune's largest moon, was discovered by British astronomer William Lassell on October 10, 1846. It was only 17 days after Neptune itself was discovered by Johann Gottfried Galle and Heinrich Louis d'Arrest.
Johann Gottfried Galle was born on June 9, 1812.
Johann Gottfried Galle, (1812- 1910), was a German astronomer who on September 23, 1846, was the first to observe Neptune. He also suggested a method, of measuring the scale of the solar system through observing the parallax of asteroids.
Neptune was discovered by German astronomer Johann Gottfried Galle
Johann Gottfried Wetzstein was born in 1815.
Johann Gottfried Büring was born in 1723.
Johann Gottfried Schadow was born in 1764.
Johann Gottfried Rosenberg was born in 1709.
Johann Gottfried Roesner was born in 1658.
Johann Gottfried Koehler was born in 1745.
Johann Gottfried Schicht was born in 1753.
Johann Gottfried Scheibel was born in 1783.
Johann Gottfried Flügel was born in 1788.