William Lassell ( 1799 - 1880 )

Birth: Bolton, Lancashire, England (18 June 1799) Death: Maidenhead, Berkshire (05 October 1880) Profession: Merchant Research Field: Astronomy Career: Apprentice in a merchant's office, Liverpool; began to construct telescopes (1820); set up as a brewer (1825); built an observatory at Starfield, near Liverpool (1840); discovered Neptune's satellite (1846); built a telescope at Valetta, Malta and used it to make observations; returned to England and set up an observatory near Maidenhead Memberships: FRAS Membership: Fellow Election Date: 7/06/1849 Medals/Prizes: Royal Medal 1858.