What is Asaph Hall?
{{Infobox person | name = Asaph Hall | image = Professor Asaph Hall.jpg | image_size = | caption = Hall at the [[USNO]] in 1899 | birth_date = {{Birth date|1829|10|15|mf=y}} | birth_place = [[Goshen, Connecticut]], US | death_date = {{death date and age|1907|11|22|1829|10|15|mf=y}} | death_place = [[Annapolis, Maryland]], US | occupation = [[Astronomer]] | alma_mater = [[New-York Central College, McGrawville]] | known_for = Discovery of the two [[moons of Mars]] | spouse = {{plainlist| * {{marriage|[[Angeline Stickney]]|1856|1892|end=d}} * {{marriage|Mary Gauthier|1901}} }} | children=4, including [[Asaph Hall, Jr.]] and [[Percival Hall]] | signature = Signature of Asaph Hall (1829–1907).png }} '''Asaph Hall III''' (October 15, 1829 – November 22, 1907) was an American [[astronomer]]. He is best known for having discovered the two [[moons of Mars]], [[Deimos (moon)|Deimos]] and [[Phobos (moon)|Phobos]], in 1877.<ref name=Blunck>{{cite book |last= Blunck |first=Jürgen |title= Solar System Moons: Discovery and Mythology|year=2009 |publisher=[[Springer Science+Business Media|Springer]] |isbn=978-3-540-68852-5 |page=5|chapter=The Satellites of Mars; Discovering and Naming the Satellites}}</ref> He found the orbits of [[Natural satellite|satellite]]s of other planets and of [[double star]]s. He also found the [[rotation]] of [[Saturn]] and the [[mass]] of Mars. ==References== {{reflist}} {{US-bio-stub}} {{DEFAULTSORT:Hall, Asaph}} [[Category:American astronomers]] [[Category:Moons of Mars]] [[Category:Scientists from Connecticut]] [[Category:1829 births]] [[Category:1907 deaths]]