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 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.
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Name Dropped for Venus: Skadi Mons
The IAU Working Group for Planetary System Nomenclature has dropped/disallowed the name Skadi Mons for a feature on Venus. Topographic data analysis has shown that there is no mons feature at this location. For more information, please see the V2 (Fortuna Tessera) nomenclature quad map in the Gazetteer of Planetary Nomenclature.
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Name Approved for Mars: Blenheim
The IAU Working Group for Planetary System Nomenclature has approved the name Blenheim for a feature on Mars. For more information, please see the MC-21 nomenclature map in the Gazetteer of Planetary Nomenclature.
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Names Approved for Mars: Krishnan, Valiamala, Varkala, Thumba, Bekal, Krishnan Palus, and Periyar Vallis
The IAU Working Group for Planetary System Nomenclature has approved the names Krishnan, Valiamala, Varkala, Thumba, Bekal, Krishnan Palus, and Periyar Vallis for seven features on Mars. For more information, please see the MC-18 nomenclature map in the Gazetteer of Planetary Nomenclature.
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Names Approved for Mars: Babati and Babati Mons
The IAU Working Group for Planetary System Nomenclature has approved the names Babati and Babati Mons for two features on Mars. For more information, please see the MC-23 nomenclature map in the Gazetteer of Planetary Nomenclature.
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11 Names Approved for (52246) Donaldjohanson: Afar Lobus, Olduvai Lobus, Hadar Regio, Minatogawa Regio, Luzia Dorsum, Boxgrove Saxum, Kennewick Saxum, Cashel Saxum, Mungo, Narmada, and Windover Collum
The IAU Working Group for Planetary System Nomenclature has approved the names Afar Lobus, Olduvai Lobus, Hadar Regio, Minatogawa Regio, Luzia Dorsum, Boxgrove Saxum, Mungo, Narmada, Kennewick Saxum, Cashel Saxum, and Windover Collum for eleven features on the asteroid (52246) Donaldjohanson. For more information, please see the Donaldjohanson nomenclature map in the Gazetteer of Planetary Nomenclature.