• Thumbnail for Asaph Hall
    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...
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  • Diocese of St Asaph St Asaph, a city in North Wales Asaph (album) Asaph Hall, 19th century astronomer Asaph Hall Jr., son of the above Asaph Fipke, Canadian...
    641 bytes (112 words) - 10:16, 17 June 2024
  • Thumbnail for Asaph Hall Jr.
    Asaph Hall IV (October 6, 1859 – January 12, 1930), known as Asaph Hall Jr., was an American astronomer. He was the son of Asaph Hall, who discovered...
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  • Thumbnail for Angeline Stickney
    Angeline Stickney Hall (November 1, 1830 – July 3, 1892) was an American mathematician and suffragist. She was married to astronomer Asaph Hall and collaborated...
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  • Thumbnail for Phobos (moon)
    Deimos. The two moons were discovered in 1877 by American astronomer Asaph Hall. It is named after Phobos, the Greek god of fear and panic, who is the...
    73 KB (7,325 words) - 13:43, 11 July 2024
  • Thumbnail for Moons of Mars
    They are irregular in shape. Both were discovered by American astronomer Asaph Hall in August 1877 and are named after the Greek mythological twin characters...
    43 KB (4,525 words) - 11:44, 18 July 2024
  • Thumbnail for Deimos (moon)
    was discovered by Asaph Hall at the United States Naval Observatory in Washington, D.C., on 12 August 1877, at about 07:48 UTC. Hall, who also discovered...
    29 KB (2,687 words) - 23:49, 17 June 2024
  • Indians. In 1877, the American astronomer Asaph Hall discovered the two satellites of the planet Mars. Hall named the two moons Phobos and Deimos. Deimos...
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  • Thumbnail for Phobos (mythology)
    Agamemnon. In 1877, the American astronomer Asaph Hall discovered the two satellites of the planet Mars. Hall named the two moons Phobos and Deimos. Phobos...
    10 KB (1,052 words) - 22:28, 24 March 2024
  • Thumbnail for Stickney (crater)
    named after mathematician Chloe Angeline Stickney Hall, the wife of Phobos' discoverer Asaph Hall, whose support was credited by her husband as critical...
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  • Thumbnail for Percival Hall
    marry, and drive automobiles. The son of astronomer Asaph Hall, III (1829–1907) and Angeline Stickney Hall (1830–1892), he was born in Georgetown, Washington...
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  • Thumbnail for Phobos monolith
    Spacecraft images of Phobos from nineplanets USGS Phobos nomenclature Asaph Hall and the Moons of Mars Flight around Phobos (movie) Animation of Phobos...
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  • Thumbnail for 1877
    victory. August 12 – American astronomer Asaph Hall discovers Deimos, the outer moon of Mars. August 18 – Asaph Hall discovers Phobos, the inner moon of Mars...
    28 KB (3,069 words) - 08:33, 11 May 2024
  • Thumbnail for Hall (lunar crater)
    the northeast part of the Moon. It was named after American astronomer Asaph Hall. This feature can be found to the east of the prominent walled plain Posidonius...
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  • Asa Hall (born 1986), English footballer Asaph Hall (1829–1907), American astronomer Asaph Hall Jr. (1859–1939), American astronomer Ashley Hall (disambiguation)...
    29 KB (3,393 words) - 07:59, 9 July 2024
  • Thumbnail for Mars
    captured into Martian orbit. Both satellites were discovered in 1877 by Asaph Hall and were named after the characters Phobos (the deity of panic and fear)...
    210 KB (19,005 words) - 04:10, 19 July 2024
  • Thumbnail for McGraw, New York
    students was her eventual husband, astronomer Asaph Hall. The largest crater on Phobos is named for her. Asaph Hall, American astronomer who discovered the...
    14 KB (1,461 words) - 23:00, 13 July 2024
  • Thumbnail for Great White Spot
    this article: an account of Hall's use of the Great White Spot to calculate Saturn's rotation. 1876 – Observed by Asaph Hall. He used the white spots to...
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  • Thumbnail for 19th century
    1873: Maxwell's A Treatise on Electricity and Magnetism published. 1877: Asaph Hall discovers the moons of Mars 1896: Henri Becquerel discovers radioactivity;...
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  • Antarctic Place-Names Committee from association with Saturn Glacier after Asaph Hall, the American astronomer who contributed toward the study of Saturn and...
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  • Thumbnail for Timeline of the 19th century
    nationwide labour strike. Crazy Horse surrenders and is later killed. Asaph Hall discovers the moons of Mars. Thomas Edison invents the phonograph. The...
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  • Thumbnail for Franz Brünnow
    number of students who went on to further American astronomy, including Asaph Hall and James Craig Watson (the latter succeeded him as director of Detroit...
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  • Thumbnail for Gold Medal of the Royal Astronomical Society
    Medal of the Royal Astronomical Society The RAS gold medal awarded to Asaph Hall Awarded for Achievement in astronomy or geophysics Country United Kingdom...
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  • Thumbnail for Refracting telescope
    discoveries include the Moons of Mars and a fifth moon of Jupiter, Amalthea. Asaph Hall discovered Deimos on 12 August 1877 at about 07:48 UTC and Phobos on 18...
    34 KB (3,681 words) - 17:16, 6 July 2024
  • and pericynthion. The moons of Mars (Phobos and Deimos) were named by Asaph Hall in 1878, soon after he discovered them. They are named after the sons...
    66 KB (3,643 words) - 22:54, 10 May 2024
  • Thumbnail for United States Naval Observatory
    The 26 inch (66 cm) aperture telescope, with which Asaph Hall discovered the moons of Mars in 1877; the telescope is shown at its modern Northwest DC location...
    38 KB (3,279 words) - 20:39, 8 July 2024
  • 2023 Asaph, provisional designation 1952 SA, is a dark asteroid from the outer regions of the asteroid belt, approximately 21 kilometers in diameter....
    13 KB (844 words) - 17:49, 24 December 2023
  • Thumbnail for The Brick Moon
    in Hale's anthology The Brick Moon and Other Stories in 1899. In 1877, Asaph Hall discovered the two moons of Mars. He wrote to Hale, comparing the smaller...
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  • Thumbnail for Timeline of United States discoveries
    discovered by Asaph Hall in 1877. 1877 Phobos Phobos is the larger and closer of Mars' two small moons. It was discovered by Asaph Hall in 1877. 1888...
    111 KB (13,821 words) - 17:16, 9 June 2024
  • (United States, 1958–) George Ellery Hale (United States, 1868–1938) Asaph Hall (United States, 1829–1907) Edmond Halley (England, 1656–1742) Erika Hamden...
    125 KB (5,435 words) - 21:26, 9 July 2024