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Titan surface features

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Afekan (crater on Titan)

Afekan is a 115 km diameter impact crater on Titan at 25.8°N, 200.3°W, IAU-named in 2008 for a New Guinea goddess; type example of the Afekan crater region and Titan's 'blandlands' plains.

Ahmakiq Undae

Ahmakiq Undae is an IAU-approved dune field (unda) on Titan, 812 km across, centered at 2.22°N, 202.70°W, approved April 13, 2026 and named for a Mayan deity who locks up crop-destroying winds, unlike the Greek-wind-named undae.

Anbus Labyrinthus

Anbus Labyrinthus is a 120-km-wide labyrinth terrain of intersecting valleys on Titan at 39.2N, 215W, IAU-named in 2017 after the Dune planet IV Anbus; a northern radial labyrinth dome studied for cryomagmatic or salt-tectonic uplift.

Angmar Montes

Angmar Montes: a 230-km mountain range on Titan at 10°S, 221.9°W, IAU-approved 2011, named for a Tolkien Middle-earth range, imaged by Cassini radar (T8, T29).

Antilia Faculae

Antilia Faculae is a 260-km-wide bright spot (facula) on Titan near 11°S, 187°W, IAU-approved in 2006 and named for the mythical island of Antilia.

Arnar Sinus

Arnar Sinus is a 101-km bay-shaped feature at high northern latitude on Titan, Saturn's largest moon, named after the fjord Arnar in Iceland by the IAU in 2015.

Arrakis Planitia

Arrakis Planitia is a 337.40 km-wide plain on Titan at 78.4°S, 117°W, IAU-approved in 2010 and named after the Dune planet Arrakis; a Cassini-observed 2004 rain event darkened 34,000 km² of it.

Aura Undae

Aura Undae is a 490-km-wide dune field (unda, undae) on Titan at 13.79°N, 226.86°W, southwest of Afekan crater, IAU-approved July 20, 2015 and named for the Greek goddess of the morning wind.

Bacab Virgae

Bacab Virgae is a 485-km-wide virga feature, a dark linear streak system, on Titan at 19°S 151°W, IAU-approved in 2006 and named for the Mayan rain god Bacab.

Bazaruto Facula

Bazaruto Facula is a 215-km-wide bright spot (facula) on Titan at 11.6°N, 16.1°W, IAU-named in 2006 for a Mozambique island, centered on the dark 80-km Sinlap impact crater imaged by Cassini in 2005.

Bilbo Colles

Bilbo Colles, a 164 km hill group (colles) on Titan near 4.23°S, 38.56°W, IAU-approved 2012, named for Tolkien's hobbit Bilbo; largest of Titan's six named colles.

Bolsena Lacus

Bolsena Lacus is a 101-km-wide hydrocarbon lake at 75.75°N on Titan, named in 2007 after Lake Bolsena, Italy; one of the larger northern lakes in liquid-filled depressions, filled with methane, ethane, and nitrogen.

Celadon Flumina

Celadon Flumina is a 160-km-wide meandering channel network near Titan's south pole, flowing off Sikun Labyrinthus toward a dry paleosea; IAU-approved 2014, named for a river in The Iliad.

Cerknica Lacuna

Cerknica Lacuna is a 96-km-wide dry lake-bed depression (lacuna) on Titan at 71.12°N, 184.44°W, approved by the IAU on 13 April 2022 and named after Slovenia's intermittent Lake Cerknica.

Coats Facula

Coats Facula is an IAU-approved bright spot (facula) on Titan, 80 km across, at 11.1 degrees south latitude, named after Canada's Coats Island; radar shows it dark with a bright boundary.

Concordia Regio

Concordia Regio, a 1,500-km-wide bright region (regio) on Titan named for the Roman divinity of harmony, IAU-approved 2012; site of Cassini-observed 2010 cloudburst darkening and brightening.

Corrin Labyrinthus

Corrin Labyrinthus is a 280 km dissected plateau terrain (labyrinthus) on Titan at 66°S, 31°W, IAU-approved in 2017 and named after the Dune series planet Corrin.

Crete Facula

Crete Facula, a 680 km bright facula on Saturn's moon Titan near 9.4°N, 150.1°W, IAU-approved 2006, named for the Greek island of Crete, largest of Titan's 16 named faculae.

Dingle Sinus

Dingle Sinus is an 80 km wide IAU-named bay (sinus) on Titan, a flooded inlet connecting Punga Mare with Kraken Mare at 81.36N 336.44W, named after Dingle Bay in Ireland and crossed by Cassini's T124 bistatic radar track.

Dolmed Montes

Dolmed Montes is a 400-km-wide mountain range on Titan at 11.6S, 216.8W, IAU-approved 5 December 2011 and named after Mount Dolmed of Tolkien's Middle-earth, one of Titan's Tolkien-named montes.

Ecaz Labyrinthus

Ecaz Labyrinthus: polygonal labyrinth terrain in Titan's south polar region, 360 km across, IAU named 2014 after the Dune planet Ecaz; organic plateau dissected by methane dissolution, karst-like.

Echoriath Montes

Echoriath Montes, a mountain range on Saturn's moon Titan, IAU-approved in 2011 and named for Tolkien's Encircling Mountains of Beleriand; about 930 km across near the equator, mapped by Cassini radar.

Eir Macula

Eir Macula is a 145-km-wide dark spot (macula) on Titan at 24°S, 114.7°W, named for the Norse goddess of healing and peace and adopted by the IAU in 2006; one of seven named Titan maculae.

Elba Facula

Elba Facula is a 250-km-wide bright spot (facula) on Titan, centered at 10.8°S, 1.2°W, IAU-approved in 2006 and named after the Italian island of Elba; it has scalloped margins and a uniform interior like Shikoku Facula.

Elivagar Flumina

Elivagar Flumina is a 260 km braided, radar-bright river channel and alluvial fan system on Titan east of Menrva crater, IAU-named in 2007 after the Norse Élivágar rivers, likely shaped by flash floods of methane rain.

Eurus Undae

Eurus Undae is an IAU-named dune field (unda) on Titan, approved December 5, 2011, centered at −7.50°, 210.30° with a 220 km diameter, named for the Greek east wind and part of Titan's equatorial hydrocarbon dune belt.

Faramir Colles

Faramir Colles is an 82-km-wide group of hills (colles) on Titan near 4°N, 153.8°W, approved by the IAU on December 19, 2012, and named after the Tolkien character Faramir of Gondor.

Fundy Sinus

Fundy Sinus is a 91-km bay-shaped sinus on Titan within Punga Mare at 83.26°N, 315.64°W, IAU-approved March 12, 2020, named after Canada's Bay of Fundy, showing wind-driven surface roughness in Cassini sunglint data.

Gabes Sinus

Gabes Sinus is a bay-shaped dark plain on Saturn's moon Titan, located in Kraken Mare, named after Tunisia's Gulf of Gabès, and approved by the IAU in 2015.

Gammu Labyrinthus

Gammu Labyrinthus is a 115 km labyrinth terrain of dissected organic plateaux in Titan's south polar region, IAU-approved March 8, 2017 and named for the Dune-series planet Gammu, Giedi Prime after the fall of House Harkonnen.