Hotei Arcus

Hotei Arcus
Feature type	Arcus
Location	Titan
Coordinates	28°00′S 79°00′W / 28.00°S 79.00°W
Diameter	600 km (370 mi)
Naming	2006
Eponym	Budai, a Japanese Buddhist god

Hotei Arcus is a prominent arcus on Titan, a moon of Saturn.The arcus was named after Budai, the god of happiness in Japanese Buddhism. He is the god of contentment, good fortune, cheerfulness, and he is always smiling.^[2] The name "Hotei" was officially approved by the International Astronomical Union (IAU) in 2006.^[1]

Geology and characteristics

It is located in Titan's Southern Hemisphere, in Hotei Regio,^[3] and is considered one of the best candidates for an active cryovolcano on Titan.^[4]^[5], Its coordinates are 28°00′S 79°00′W / 28.00°S 79.00°W / -28.00; -79.00 and it has a diameter of 600 kilometres (370 mi).^[1]

References

1 2 3 "Hotei Arcus". Gazetteer of Planetary Nomenclature. USGS Astrogeology Research Program. Retrieved 2 January 2026. (Center Latitude: -28.00°, Center Longitude: 79.00°; Planetographic, +West)
↑ Jobes, Gertrude (1962). Dictionary of Mythology, Folklore, and Symbols. Vol. 1–3. New York: Scarecrow Press, Inc.
↑ Soderblom, Laurence A.; Brown, Robert H.; Soderblom, Jason M.; Barnes, Jason W.; Kirk, Randolph L.; Sotin, Christophe; Jaumann, Ralf; Mackinnon, David J.; Mackowski, Daniel W.; Baines, Kevin H.; Buratti, Bonnie J.; Clark, Roger N.; Nicholson, Philip D. (1 December 2009). "The geology of Hotei Regio, Titan: Correlation of Cassini VIMS and RADAR". Icarus. 204 (2): 610–618. doi:10.1016/j.icarus.2009.07.033. ISSN 0019-1035.
↑ "Hotei Arcus in Infrared - NASA Science". 3 April 2009. Retrieved 31 December 2025.
↑ Wall, S. D.; Lopes, R. M.; Stofan, E. R.; Wood, C. A.; Radebaugh, J. L.; Hörst, S. M.; Stiles, B. W.; Nelson, R. M.; Kamp, L. W.; Janssen, M. A.; Lorenz, R. D.; Lunine, J. I.; Farr, T. G.; Mitri, G.; Paillou, P. (2009). "Cassini RADAR images at Hotei Arcus and western Xanadu, Titan: Evidence for geologically recent cryovolcanic activity". Geophysical Research Letters. 36 (4). doi:10.1029/2008GL036415. ISSN 1944-8007.

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[gpn-1] 1 2 3 "Hotei Arcus". Gazetteer of Planetary Nomenclature. USGS Astrogeology Research Program. Retrieved 2 January 2026. (Center Latitude: -28.00°, Center Longitude: 79.00°; Planetographic, +West)

[2] Jobes, Gertrude (1962). Dictionary of Mythology, Folklore, and Symbols. Vol. 1–3. New York: Scarecrow Press, Inc.

[3] Soderblom, Laurence A.; Brown, Robert H.; Soderblom, Jason M.; Barnes, Jason W.; Kirk, Randolph L.; Sotin, Christophe; Jaumann, Ralf; Mackinnon, David J.; Mackowski, Daniel W.; Baines, Kevin H.; Buratti, Bonnie J.; Clark, Roger N.; Nicholson, Philip D. (1 December 2009). "The geology of Hotei Regio, Titan: Correlation of Cassini VIMS and RADAR". Icarus. 204 (2): 610–618. doi:10.1016/j.icarus.2009.07.033. ISSN 0019-1035.

[:0-4] "Hotei Arcus in Infrared - NASA Science". 3 April 2009. Retrieved 31 December 2025.

[5] Wall, S. D.; Lopes, R. M.; Stofan, E. R.; Wood, C. A.; Radebaugh, J. L.; Hörst, S. M.; Stiles, B. W.; Nelson, R. M.; Kamp, L. W.; Janssen, M. A.; Lorenz, R. D.; Lunine, J. I.; Farr, T. G.; Mitri, G.; Paillou, P. (2009). "Cassini RADAR images at Hotei Arcus and western Xanadu, Titan: Evidence for geologically recent cryovolcanic activity". Geophysical Research Letters. 36 (4). doi:10.1029/2008GL036415. ISSN 1944-8007.

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Geology and characteristics

References