William Herschel's 40-foot telescope, also known as the Great Forty-Foot telescope, was a reflecting telescope constructed between 1785 and 1789 at Observatory House in Slough, England. It used a 48-i
Herschel 40 foot
Photograph of the 40-foot telescope's frame taken in 1839 by William Herschel's son, John Herschel.
The telescope's first mirror on display in the Science Museum, London
The remaining 10 ft section of the telescope, now at the Royal Observatory, Greenwich
Frederick William Herschel was a German–British astronomer and composer. He frequently collaborated with his younger sister and fellow astronomer Caroline Herschel. Born in the Electorate of Hanover,
40-foot telescope
…William Herschel's 40-foot telescope, also known as the Great Forty-Foot telescope, was a reflecting telescope constructed between 1785 and 1789 at Observatory House…
Portrait of William Herschel (1785)
Original manuscript of Symphony No. 15 in E-flat major (1762)
Plaque at the Herschel Museum of Astronomy, which was the family home at 19 New King Street, Bath
Replica in the William Herschel Museum of a telescope similar to that with which Herschel discovered Uranus