Arthur (crater)

Arthur
Feature typeCrater
LocationMimas, Saturn
Coordinates35°24′S 196°02′W / 35.40°S 196.04°W / -35.40; -196.04[1]
Diameter64 km (40 mi)
Naming1982
EponymKing Arthur

Arthur is a crater on Mimas, a moon of Saturn. The crater was named after the King Arthur, the eponymous king of Arthurian Legend.[2] The name "Arthur" was officially approved by the International Astronomical Union (IAU) in 1982.[1]

Geology and characteristics

Arthur is located at Mimas's Trailing hemisphere, with the coordinates of 35°24′S 196°02′W / 35.40°S 196.04°W / -35.40; -196.04; and has a diameter of approximately 64 kilometres (40 mi) across the surface of Mimas.[3][4] It is the second largest crater, after Herschel.[5]

References

  1. ^ a b "Arthur". Gazetteer of Planetary Nomenclature. USGS Astrogeology Research Program. Retrieved 2 January 2026. (Center Latitude: -35.40°, Center Longitude: 196.04°; Planetographic, +West)
  2. ^ Baines, Keith (1962). Malory's Le Morte d'Arthur. New York: Clarkson N. Potter, Inc.
  3. ^ "Mimas Before Saturn - NASA Science". 23 December 2008. Retrieved 8 December 2025.
  4. ^ "Mimas: Closer Than Ever Before". NASA Jet Propulsion Laboratory (JPL). Archived from the original on 10 October 2025. Retrieved 8 December 2025.
  5. ^ Blue, Jennifer. "USGS Astrogeology: Mimas Nomenclature Table of Contents". planetarynames.wr.usgs.gov. Archived from the original on 11 August 2004. Retrieved 8 December 2025.