Never. Pluto was discovered by Clyde Tombaugh, in 1930.
William Herschel discovered two of Saturn's moons on January 11, 1787. The moons he discovered were Enceladus and Mimas.
It was first discovered during a star mapping project.
William Herschel
Although William Herschel is credited with discovering Uranus in 1781, later records showed that John Flamsteed viewed it more than once in 1690. However, he believed it was a star, and named it 34 Tauri. William Hershel was the first to clearly determine that Uranus is a planet.
1789 by William Herschel
No.
Uranus was discovered by William Herschel on March 13th 1781.
In the spring of 1781, William Herschel discovered the planet Uranus, using a homemade telescope in the back garden of his house in New King Street, in Bath
William Herschel discovered two of Saturn's moons on January 11, 1787. The moons he discovered were Enceladus and Mimas.
Caroline Herschel was the first professionaal female astronomer. She assisted here brother William in the discovery of Uranus and the cataloguing of 1000s of nebulae and galaxies and discovered several comets of her own.
stars
The full name of German born astronomer "William Herschel" is Sir Frederick William Herschel.
William Herschel was born on November 15, 1738.
William Herschel was born on November 15, 1738.
Galaxy NGC 1232 was discovered by William Herschel.
William James Herschel has written: 'The origin of finger-printing'
It was first discovered during a star mapping project.