Vainamoinen Vallis (Pluto)
Data as of 2026-10-23
What it is
- Type
- Vallis, valles
- IAU definition
Valley
- Diameter
- 438 km, 37 % of the radius of its body
- Centre
- 80.7° N, 70.81° east (planetocentric latitude, east longitude from 0 to 360°, the IAU convention)
- Name adopted
- May 27, 2022
- Origin of the name
Väinämöinen is a central character of the Finnish national epic The Kalevala. He traveled to the Underworld to seek knowledge of the dead.
Quoted in English, as the IAU publishes it.
In Galaxy
Opens its body in the application, the camera turned towards Vainamoinen Vallis.
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 Vainamoinen Vallis.
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/16084
Type definitions: IAU Descriptor Terms, read on October 17, 2026. https://planetarynames.wr.usgs.gov/DescriptorTerms