Herschel

Family of British astronomers, including Sir William Herschel (1738-1822), who discovered Uranus (1781), was astronomer to George III, and cataloged more than 800 double stars and 2,500 nebulae. His sister Caroline Herschel (1750-1848) assisted in his work and published a star catalog. His son Sir John Frederick William Herschel (1792-1871) augmented William's work with the discovery of 525 nebulae and conducted notable research on light, photography, and astrophysics.

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The noun has one meaning:

Meaning #1: English astronomer (son of William Herschel) who extended the catalogue of stars to the southern hemisphere and did pioneering work in photography (1792-1871)
  Synonyms: Herschel, John Herschel, Sir John Herschel

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