Mommur Chasma (Oberon)
Data as of 2026-10-23
What it is
- Type
- Chasma, chasmata
- IAU definition
A deep, elongated, steep-sided depression
- Diameter
- 537 km, 71 % of the radius of its body
- Centre
- 16.3° S, 323.5° east (planetocentric latitude, east longitude from 0 to 360°, the IAU convention)
- Name adopted
- 1988
- Origin of the name
Spirit place, forest home of Oberon in "Midsummer Night's Dream."
Quoted in English, as the IAU publishes it.
In Galaxy
Opens its body in the application, the camera turned towards Mommur Chasma.
Missions to its body
No observation record of this formation is crossed here. These are the missions the Planetary Data System declares for its body; none is claimed to have observed Mommur Chasma.
Sources
International Astronomical Union Working Group for Planetary System Nomenclature, Gazetteer of Planetary Nomenclature, read on October 23, 2026. Feature page: https://planetarynames.wr.usgs.gov/Feature/3958
Type definitions: IAU Descriptor Terms, read on October 17, 2026. https://planetarynames.wr.usgs.gov/DescriptorTerms