William Lassell

English merchant and astronomer (1799–1880)

William Lassell (18 June 1799 – 5 October 1880) was a British astronomer, born in Bolton, Lancashire, England. He died in Maidenhead in 1880. He is known as discoverer of Triton, the largest moon of Neptune, and for his improvements to the reflecting telescope.

William Lassell
Born(1799-06-18)18 June 1799
Died5 October 1880(1880-10-05) (aged 81)
NationalityBrtish
Known forDiscovered Triton, Hyperion,
Ariel and Umbriel moons
Scientific career
FieldsAstronomer