List of geological features on Ariel
This list of geological features on Ariel itemizes the named geological features on the moon of Uranus called Ariel. Nearly all of the features are named for bright spirits of world mythologies. All information in the tables below comes from the United States Geological Survey.
Chasmata
Chasmata are deep, elongated, steep-sided depression. Arielian chasmata are named for spirits from mythology.| Name | Coordinates | Length | Approval Date | Namesake | Refs |
| Brownie Chasma | 343 | 1988 | Brownies | ||
| Kachina Chasma | 622 | 1988 | Kachina | ||
| Kewpie Chasma | 467 | 1988 | Kewpie | ||
| Korrigan Chasma | 365 | 1988 | Korrigans | ||
| Kra Chasma | 142 | 1988 | Kra | ||
| Pixie Chasma | 278 | 1988 | Pixie | ||
| Sylph Chasma | 349 | 1988 | Sylph |
Craters
Arielian craters are named after spirits from mythology.| Name | Coordinates | Diameter | Approval Date | Namesake | Refs |
| Abans | 20 | 1988 | Aban | ||
| Agape | 34 | 1988 | Agape | ||
| Ataksak | 22 | 1988 | Ataksak | ||
| Befana | 21 | 1988 | Befana | ||
| Berylune | 29 | 1988 | Bérylune | ||
| Deive | 20 | 1988 | Deive | ||
| Djadek | 22 | 1988 | Djadek | ||
| Domovoy | 71 | 1988 | Domovoi | ||
| Finvara | 31 | 1988 | Finvarra | ||
| Gwyn | 34 | 1988 | Gwyn ap Nudd | ||
| Huon | 40 | 1988 | Huon of Bordeaux | ||
| Laica | 30 | 1988 | Laica | ||
| Mab | 34 | 1988 | Queen Mab | ||
| Melusine | 50 | 1988 | Melusine | ||
| Oonagh | 39 | 1988 | Oonagh | ||
| Rima | 41 | 1988 | Rima | ||
| Yangoor | 78 | 1988 | Yangoor |
Valles
Arielian valles are grooves running along the median line of chasmata. They are named after spirits from mythology.| Name | Coordinates | Diameter | Approval Date | Namesake | Refs |
| Leprechaun Vallis | 328 | 1988 | Leprechauns of Irish mythology | ||
| Sprite Vallis | 305 | 1988 | Sprites of Celtic mythology |