✦NOMENCLATURA LUNARIS
OBSERVED
USGS / IAU PLANETARY GAZETTEER · SELENOGRAPHIC ONOMASTICS

The Names of the Moon

Official USGS/IAU Gazetteer of Planetary Nomenclature, crater namesake biographies, historical approval eras, and cataloged maria, montes, and rimae.

IAU Working Group for Planetary System NomenclatureDiscipline: 02 // ASTRONOMIC

NOMENCLATURA · GUIDED GAZETTEER READING

A name is a claim on the map.

Follow a lunar feature from physical form to namesake to the moment it becomes part of a shared planetary vocabulary.

01 · SELENOGRAPHIC FEATURE

A name begins with a shape.

A crater, mare, rima, or mountain enters the gazetteer as a physical feature first. Coordinates and morphology keep the story attached to the surface.

SELECT FEATUREUSGS / IAU GAZETTEER
Feature classCrater
Approval year1935
SELENOGRAPHIC GAZETTEERRenaissance
COPERNICUS · CRATER9.62° / -20.08°ASTRONOMER · MALECOMPLEX CRATER WITH CENTRAL PEAK
Physical address9.62° / -20.08°93 km diameter
Approval trace0% timeline1935 canon → 2026

Namesake record

Nicolaus Copernicus

The 'Monarch of the Moon'—a prominent impact crater located in eastern Oceanus Procellarum, with a terraced wall and an extensive bright ray system.

IAU APPROVED 1935

The selected feature drives the coordinate, morphology, approval trace, and namesake record.

The Names of the Moon: USGS / IAU Nomenclature Graph

Who gets commemorated on the Moon? Analyzing 400 years of lunar naming politics from Riccioli (1651) to modern IAU dockets.

TRADITION
Cataloged Sample
15 Named Features
Women Commemorated
2 (13%)
Earliest Approvals
1935 IAU Canon (Blagg/Müller)
Dominant Discipline
Astronomers & Physicists
IAU APPROVED 1935Renaissance

Copernicus

9.62° Lat-20.08° LongØ 93 km
Eponym Biography & Legacy

Nicolaus Copernicus (1473–1543), Polish astronomer who formulated heliocentric cosmology.

Category: Astronomer · Gender: Male

The 'Monarch of the Moon'—a prominent impact crater located in eastern Oceanus Procellarum, with a terraced wall and an extensive bright ray system.

Geological Age
Copernican
Morphology
Complex Crater with Central Peak