Asaph Hall

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 and Phobos, in 1877.^[1] He found the orbits of satellites of other planets and of double stars. He also found the rotation of Saturn and the mass of Mars.

Asaph Hall
Hall at the USNO in 1899
Born	(1829-10-15)October 15, 1829 Goshen, Connecticut, US
Died	November 22, 1907(1907-11-22) (aged 78) Annapolis, Maryland, US
Alma mater	New-York Central College, McGrawville
Occupation	Astronomer
Known for	Discovery of the two moons of Mars
Spouses	Angeline Stickney ​ ​ (m. 1856; died 1892)​ Mary Gauthier ​ (m. 1901)​
Children	4, including Asaph Hall, Jr. and Percival Hall
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