Astrogeology Science Center

Martian Patera Sizes Adjusted and New Mons and Tholus Names Introduced

19 September 2007

The descriptor term 'patera' is defined in the gazetteer as "an irregular crater, or a complex one with scalloped edges" (see Descriptor Terms). The sizes of seven Martian features (Alba, Apollinaris, Biblis, Hadriaca, Tyrrhena, Ulysses, and Uranius Paterae) have increased over time from the sizes… Read More

Three New Names Approved for Use on Europa

23 August 2007

The names Arran Chaos, Narberth Chaos, and Rathmore Chaos have been approved for use on Europa. See the page containing Europa nomenclature in the Gazetteer of Planetary Nomenclature for more information.

Two New Names Approved for use on Mars

25 July 2007

The name Olympia Rup─ôs has been approved for a series of scarps in the north polar region of Mars, and the name Jezero has been approved for a crater on the western edge of Isidis Planitia. See the Gazetteer of Planetary Nomenclature for more information.

Spelling of Saturnian Satellite Changed

12 July 2007

The spelling of the name of Saturn XLIV has been changed from Hyrokkin to Hyrrokkin, the original Norse spelling. For more information, see the page that describes planet and satellite names in the Gazetteer of Planetary Nomenclature.

Two New Patera Names for Io

3 July 2007

Two new patera names have been approved for use on Io: Prometheus Patera and Grian Patera. See the Gazetteer of Planetary Nomenclature for more information.

Name Approved for Martian Crater

11 May 2007

The name Sinton has been approved for the 65 km Martian crater located at 40.7N, 31.6E. To see a map that shows this feature, visit the map of Martian quadrangle MC-5 in the Gazetteer of Planetary Nomenclature.

Six New Regio Names Approved for Europa

11 May 2007

The following regio names have been approved for use on Europa: Annwn Regio, Balgatan Regio, Dyfed Regio, Falga Regio, Powys Regio, and Tara Regio. For more information about these names and the features to which they have been applied, see the Europa map on the Gazetteer of Planetary Nomenclature… Read More

Two New Names Approved for Use on Venus

10 May 2007

The names Copacati Mons and Urash Corona have been approved for use on Venus. Please see the image of Venus quadrangle V-17 and the feature lists in the Gazetteer of Planetary Nomenclature for more information.

New Name Approved for Martian Surface Feature

30 April 2007

The name Gemina Lingula has been approved for a Martian feature located in the northern hemisphere at about 82N, 5E. For more information, see the map of the Martian quadrangle MC-1 in the Gazetteer of Planetary Nomenclature.

Five New Names Approved for Martian Craters

16 April 2007

The names Henbury, Layla, Lonar, Maricourt, and Steinheim have been approved by the IAU for five Martian craters. Details can be found in the Gazetteer of Planetary Nomenclature.