Sir John Frederick William 1792-1871; Eng. astronomer, chemist, & physicist: son of Sir William
Sir William (born Friedrich Wilhelm Herschel) 1738-1822; Eng. astronomer, born in Germany
See Herschel in American Heritage Dictionary 4
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.