# Sionascaig Lacus

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Lake on Titan

Sionascaig Lacus False-color near infrared view of Titan's northern hemisphere, showing its seas and lakes. Feature type Lacus Coordinates 42°31′34″S 278°07′12″W / 42.526°S 278.12°W / -42.526; -278.12 Diameter 200km [1] Eponym Loch Sionascaig

**Sionascaig Lacus** is one of a number of [hydrocarbon seas and lakes](/source/Lakes_of_Titan) found on Saturn's largest moon, [Titan](/source/Titan_(moon)).[2][3] The lake is located at [latitude](/source/Latitude) 41.52°[S](/source/South) and [longitude](/source/Longitude) 278.12°[W](/source/West) on [Titan](/source/Titan_(moon))'s globe, and is composed of liquid [methane](/source/Methane) and [ethane](/source/Ethane).[4][5] The feature is named for the [Earth](/source/Earth) lake, [Loch Sionascaig](/source/Loch_Sionascaig), in [Scotland](/source/Scotland).

## References

1. **[^](#cite_ref-1)** The USGS web site gives the size as a "diameter", but it is actually the length in the longest dimension.

1. **[^](#cite_ref-2)** [Map of the liquid bodies in the north polar region of Titan](https://planetarynames.wr.usgs.gov/images/NP_lakes_low_noboundaries.pdf).

1. **[^](#cite_ref-3)** [Two New Lacus Names for Titan](https://astrogeology.usgs.gov/news/nomenclature/two-new-lacus-names-for-titan) 12 March 2013.

1. **[^](#cite_ref-4)** Coustenis A. & Taylor F. W., Titan: Exploring an Earth like World [p154-155](https://books.google.com/books?id=j3O47dxrDAQC&pg=PA154) (World Scientific, 21 July 2008)

1. **[^](#cite_ref-5)** G Vixie, (2015) [Possible temperate lakes on Titan](http://www.barnesos.net/publications/papers/2015.09.Icarus.Vixie.Sionascaig.pdf).

v t e Titan Atmosphere Climate Life Lakes and seas Seas Kraken Mare Ligeia Mare Punga Mare Lakes Abaya Lacus Albano Lacus Bolsena Lacus Feia Lacus Hammar Lacus Jingpo Lacus Kivu Lacus Koitere Lacus Ladoga Lacus Mackay Lacus Müggel Lacus Neagh Lacus Ontario Lacus Sionascaig Lacus Sotonera Lacus Rivers Elivagar Flumina Saraswati Flumen Vid Flumina Dry lakes Eyre Lacuna Ngami Lacuna Woytchugga Lacuna Features Adiri Arrakis Planitia Dilmun Doom Mons Erebor Mons Ganesa Macula Guabonito Irensaga Montes Mayda Insula Menrva Mezzoramia Mindolluin Montes Misty Montes Mithrim Montes Perkunas Virgae Selk Shangri-La Shikoku Facula Sinlap Sotra Patera Taniquetil Montes Tsegihi Tui Regio Xanadu Exploration Past Pioneer program Pioneer 11 Voyager program Voyager 1 Voyager 2 Cassini–Huygens Huygens Planned and proposed Dragonfly (2028) AVIATR Explorer of Enceladus and Titan Journey to Enceladus and Titan TALISE Titan Mare Explorer Titan Submarine Titan Saturn System Mission Titan Winged Aerobot Oceanus Related Exploration of Titan Colonization of Titan In fiction In mythology

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Adapted from the Wikipedia article [Sionascaig Lacus](https://en.wikipedia.org/wiki/Sionascaig_Lacus) by Wikipedia contributors ([contributor history](https://en.wikipedia.org/wiki/Sionascaig_Lacus?action=history)). Available under [Creative Commons Attribution-ShareAlike 4.0 International](https://creativecommons.org/licenses/by-sa/4.0/). Changes may have been made.