Nomenclature News

• Name Approved for Mars Crater: Chakpar

  • 04/12/2023

  The IAU Working Group for Planetary System Nomenclature has approved the name Chakpar for a crater on Mars. Please see the MC-09 map in the Gazetteer of Planetary Nomenclature for more information. 

• Five Lineae Approved for Pluto

  • 04/11/2023

  The IAU Working Group for Planetary System Nomenclature has approved five names for Pluto: Surveyor Linea, Zond Linea, Chandrayaan Linea, Hiten Linea, and Luna Linea. For more information please see the global nomenclature map for Pluto. 

• Seven Names Approved for Io

  • 04/10/2023

  The IAU Working Group for Planetary System Nomenclature has approved seven names for features on Io: Kanlaon Patera, Tabiti Patera, Tiwaz Patera, Shurdi Patera, Mandulis Patera, Upulevo Fluctus, and Quzah Fluctūs. For more information, please see the global nomenclature map of Io. 

• Names Approved for Six Mars Craters

  • 04/07/2023

  The IAU Working Group for Planetary System Nomenclature has approved names for six craters on Mars: Berrocal, Cuparaque, Druzhba, Leoben, Nunu, and Sasakan. For more information, please see the MC-21 map in the Gazetteer of Planetary Nomenclature.

• Eight Names Approved for Io

  • 03/10/2023

  The IAU Working Group for Planetary System Nomenclature has approved eight names for features on Io: Pajonn Patera, Asis Patera, Yeloje Patera, Verbti Patera, Kotar Patera, Gauwa Patera, Gurzil Patera, and Tonatiuh. For more information, please see the Io map in the Gazetteer of Planetary Nomenclature.

• Name Approved for Mars Crater: Roman

  • 02/13/2023

  The IAU Working Group for Planetary System Nomenclature has approved the name Roman for a crater on Mars. For more information, please see the MC-21 map in the Gazetteer of Planetary Nomenclature. 

• Two Names Approved for Mercury: Pelagia Rupes and Vejas Rupes

  • 01/27/2023

  The IAU Working Group for Planetary System Nomenclature has approved the names Pelagia Rupes and Vejas Rupes for two features on Mercury. For more information, please see the H-09 and H-03 maps in the Gazetteer of Planetary Nomenclature. The latest Mercury nomenclature GIS shapefile can be downloaded from our GIS Downloads page. 

• Names Approved for Six Mercury Rupēs

  • 01/11/2023

  The IAU Working Group for Planetary System Nomenclature has approved six names for Mercury: Baltica Rupes, Darshak Rupēs, Hesperides Rupes, Lance Rupes, Providencia Rupes, and Selen Rupēs. For more information, please see the H-06, H-08, H-09, and H-10 quad maps, and download the latest GIS shapefile of Mercury nomenclature. 

• Name Approved for Mercury: Carrasco Rupēs

  • 12/13/2022

  The IAU Working Group has approved the name Carrasco Rupēs for a feature on Mercury. For more information please see the H-09 quad map in the Gazetteer of Planetary Nomenclature. 

• Five Rupes Approved for Mercury: Aegaeo, Akademik, Astrea, Legend, and Zapiola

  • 12/02/2022

  The IAU Working Group for Planetary System Nomenclature has approved five names for Mercury: Aegaeo Rupes, Akademik Rupes, Astrea Rupes, Legend Rupes, and Zapiola Rupes. For more information, please see the H-01, H-06, H-08, H-09, and H-10 quad maps, and download the latest GIS shapefile of Mercury nomenclature.