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Asaph Hall è stato un astronomo statunitense, famoso per aver scoperto le lune di Marte nel 1877. Determinò le orbite di satelliti di altri pianeti e di stelle doppie, la rotazione di Saturno e la massa di Marte.
Asaph Hall III (October 15, 1829 – November 22, 1907) was an American astronomer who is best known for having discovered the two moons of Mars, Deimos and Phobos, in 1877. He determined the orbits of satellites of other planets and of double stars, the rotation of Saturn, and the mass of Mars.
HALL, Asaph Astronomo, nato il 15 ottobre 1829 a Goshen nel Connecticut, morto il 22 novembre 1907 ad Annapolis. Fu professore di matematica al Naval Observatory di Washington (1863-1891), poi di meccanica celeste alla Harvard University di Cambridge, Mass. (1895-1901).
Astronomo statunitense (Goshen, Connecticut, 1829 - Annapolis, Maryland, 1907), prof. di matematica al Naval Observatory di Washington (1863-91), poi di meccanica celeste alla Harvard University (dal 1896) e infine prof. di astronomia all'università di Ann Arbor, Michigan.
Asaph Hall. (1829—1907) Quick Reference. (1829–1907) American astronomer. Born at Goshen in Connecticut, Hall had to leave school at the age of 13 and support his family as a carpenter, following the death of his father.
Asaph Hall (born Oct. 15, 1829, Goshen, Conn., U.S.—died Nov. 22, 1907, Annapolis, Md.) was an American astronomer who discovered the two moons of Mars, Deimos and Phobos, in 1877 and calculated their orbits.
- The Editors of Encyclopaedia Britannica
Asaph Hall, master of positional astronomy and discoverer of the satellites of Mars, was in many respects a self‐taught scholar who rose to the highest ranks of the American astronomical and scientific communities. The Hall family arrived in the Massachusetts Bay Colony around 1630.
