Arwen Colles is an area of small hills on

Titan Titan most often refers to: * Titan (moon), the largest moon of Saturn * Titans, a race of deities in Greek mythology Titan or Titans may also refer to: Arts and entertainment Fictional entities Fictional locations * Titan in fiction, fictiona ...

, the largest

moon The Moon is Earth's only natural satellite. It Orbit of the Moon, orbits around Earth at Lunar distance, an average distance of (; about 30 times Earth diameter, Earth's diameter). The Moon rotation, rotates, with a rotation period (lunar ...

of the planet

Saturn Saturn is the sixth planet from the Sun and the second largest in the Solar System, after Jupiter. It is a gas giant, with an average radius of about 9 times that of Earth. It has an eighth the average density of Earth, but is over 95 tim ...

. The hills are located near Titan's

equator The equator is the circle of latitude that divides Earth into the Northern Hemisphere, Northern and Southern Hemisphere, Southern Hemispheres of Earth, hemispheres. It is an imaginary line located at 0 degrees latitude, about in circumferen ...

at International Astronomical Union
"Arwen Colles"
''Gazetteer of Planetary Nomenclature''. Accessed Dec 29, 2012. within the Belet region. Arwen Colles is named after Arwen Undómiel, an Elvish princess in

J. R. R. Tolkien John Ronald Reuel Tolkien (, 3 January 1892 – 2 September 1973) was an English writer and philologist. He was the author of the high fantasy works ''The Hobbit'' and ''The Lord of the Rings''. From 1925 to 1945, Tolkien was the Rawlinson ...

's fictional world of

Middle Earth Middle or The Middle may refer to: * Centre (geometry), the point equally distant from the outer limits. Places * Middle (sheading), a subdivision of the Isle of Man * Middle Bay (disambiguation) * Middle Brook (disambiguation) * Middle Creek ...

who appears most prominently in ''

The Lord of the Rings ''The Lord of the Rings'' is an Epic (genre), epic high fantasy novel written by English author and scholar J. R. R. Tolkien. Set in Middle-earth, the story began as a sequel to Tolkien's 1937 children's book ''The Hobbit'' but eventually d ...

''. The name follows a convention that Titanean colles (hills or small knobs) are named after characters in Tolkien's work. It was formally announced on December 19, 2012.Jennifer Blue
"Names for Five Colles and One Patera on Titan"
. ''USGS Astrologeology Science Center''. Dec 19, 2012.

References

Extraterrestrial hills Surface features of Titan (moon) {{Saturn-stub