Ossa Chasma (Mimas)
Data as of 2026-10-23
What it is
- Type
- Chasma, chasmata
- IAU definition
A deep, elongated, steep-sided depression
- Diameter
- 95 km, 48 % of the radius of its body
- Centre
- 23.56° S, 56.25° east (planetocentric latitude, east longitude from 0 to 360°, the IAU convention)
- Name adopted
- 1982
- Origin of the name
Mt. Pelion piled on top of it in war between Titans and Gods.
Quoted in English, as the IAU publishes it.
In Galaxy
Opens its body in the application, the camera turned towards Ossa 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 Ossa 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/4512
Type definitions: IAU Descriptor Terms, read on October 17, 2026. https://planetarynames.wr.usgs.gov/DescriptorTerms