The Gazetteer of Planetary Nomenclature provides detailed information about planetary names approved by the International Astronomical Union. Find out more about the history of planetary nomenclature, how names are approved, how to propose a name, and more by exploring the pages from the navigation menu. Explore approved planetary names on each planet by clicking on the icons above.
Nomenclature News
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Name Approved for Mars: Belén
The IAU Working Group for Planetary System Nomenclature has approved the name Belén for a feature on Mars. For more information, please see the MC-19 nomenclature map in the Gazetteer of Planetary Nomenclature.
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Name Approved for the Moon: McGetchin
The IAU Working Group for Planetary System Nomenclature has approved the name McGetchin for a feature on the Moon. For more information, please see the LAC-62 nomenclature map in the Gazetteer of Planetary Nomenclature.
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Name Approved for Titan: Ahmakiq Undae
The IAU Working Group for Planetary System Nomenclature has approved the name Ahmakiq Undae for a feature on Titan. For more information, please see the Titan ISS nomenclature map in the Gazetteer of Planetary Nomenclature.
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Name Approved for Charon: Neverland Regio
The IAU Working Group for Planetary System Nomenclature has approved the name Neverland Regio for a feature on Charon.
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Names Approved for Mars: Ouarzazate and Secunda
The IAU Working Group for Planetary System Nomenclature has approved the names Ouarzazate and Secunda for two craters on Mars. For more information, please see the MC-4 nomenclature map in the Gazetteer of Planetary Nomenclature.
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Name Change: Akasa Linea changed to Akasa Collum
The IAU Working Group for Planetary System Nomenclature has approved a name change, changing Akasa Linea to Akasa Collum for a feature on Arrokoth. For more information, please see the Arrokoth nomenclature map in the Gazetteer of Planetary Nomenclature.