Fortuna Tessera (Venus)

Data as of 2026-10-23

What it is

Type
Tessera, tesserae
IAU definition

Tile-like, polygonal terrain

Diameter
2,801 km, 46 % of the radius of its body
Centre
69.9° N, 45.1° east (planetocentric latitude, east longitude from 0 to 360°, the IAU convention)
Name adopted
1985
Origin of the name

Roman goddess of chance.

Quoted in English, as the IAU publishes it.

In Galaxy

See it in Galaxy

Opens its body in the application, the camera turned towards Fortuna Tessera.

Observed by

Instruments whose footprint touches this formation, counted by the PDS Orbital Data Explorer (data frozen on September 29, 2026). A footprint that touches it is not a study of it.

Observed by
Mission and instrumentProductsFirstLast
Arecibo Observatory and National Radio Astronomy Observatory · Radio Telescope / Robert C. Byrd Green Bank Telescope15June 17, 1988May 30, 2020
Magellan · Radar System1,567October 8, 1990March 10, 1992
ESA's Venus Express · Visible and Infrared Thermal Imaging Spectrometer685May 15, 2006January 22, 2014
MESSENGER at Venus · MERCURY ATMOSPHERIC AND SURFACE COMPOSITION SPECTROMETER6April 15, 2007April 15, 2007

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/1997

Type definitions: IAU Descriptor Terms, read on October 17, 2026. https://planetarynames.wr.usgs.gov/DescriptorTerms

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