William Lassell

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

William Lassell (18 June 1799 – 5 October 1880) was an English merchant and astronomer.[1][2][3][4][5][6] He is remembered for his improvements to the reflecting telescope and his ensuing discoveries of four planetary satellites.

  1. ^ "Lassell, William" . Dictionary of National Biography. London: Smith, Elder & Co. 1885–1900.
  2. ^ AN 98(1881) 108 (in German)
  3. ^ "William Lassell". Monthly Notices of the Royal Astronomical Society. 41 (4): 188–191. 1881. Bibcode:1881MNRAS..41..188.. doi:10.1093/mnras/41.4.188.
  4. ^ Huggins, Margaret Lindsay (1880). "The late Mr. William Lassell, LL.D., F.R.S.". The Observatory. 3 (43): 587–590. Bibcode:1880Obs.....3..586H.
  5. ^ "The Late Mr. Lassell". Astronomical Register. 18 (215): 284–285. 1880. Bibcode:1880AReg...18..284. Retrieved 8 November 2015.
  6. ^ McFarland, John (2014). "Lassell, William". In Hockey, Thomas; Trimble, Virginia; Williams, Thomas R. (eds.). Biographical Encyclopedia of Astronomers. New York: Springer Publishing. pp. 1281–1283. doi:10.1007/978-1-4419-9917-7_828. ISBN 978-1-4419-9917-7.