Astrogeology Science Center

Division Named in Saturn's Ring System

26 December 2007

The name Roche Division has been approved for the division between Saturn's A and F rings. See the ring nomenclature page in the Gazetteer of Planetary Nomenclature for more information.

Division Named in Saturns Ring System

26 December 2007

The name Roche Division has been approved for the division between Saturn's A and F rings. See the ring nomenclature page in the Gazetteer of Planetary Nomenclature for more information.

Large Crater on Mars Named Miyamoto

18 December 2007

A 160 km crater on Mars has been named for Shotaro Miyamoto, a Japanese astronomer who made many important observations of Mars. The crater is located at 2.9S, 7.0W and can be seen on map MC-19 in the Gazetteer of Planetary Nomenclature.

Spelling of Saturn XXVIII

17 December 2007

The spelling of the saturnian satellite Erriapo has been changed from the dative to the nominative case: Erriapus.

Martian Patera Name Dropped

7 December 2007

The name Diacria Patera has been officially dropped. The name was originally approved in 1985 for a circular feature located at 34.9N, 132.6W, but higher resolution imagery later revealed that the feature is not a patera.

New Chaos Name for Mars

6 December 2007

The name Erythraeum Chaos has been approved for the chaos feature located at 21.8S, 12.4W on Mars. See the Gazetteer of Planetary Nomenclature for more information.

Descriptor Term Mare Maria Approved for use on Titan

16 November 2007

The descriptor term mare/maria has been approved for use on Titan for large expanses of dark materials thought to be liquid hydrocarbons. The theme for maria on Titan is "Sea creatures from myth and literature." Please see the Gazetteer of Planetary Nomenclature for more information.

Titan North Pole Image

15 October 2007

An image mosaic of the north pole area of Titan showing the newly named lacus features is now linked to the Gazetteer of Planetary Nomenclature.

Cerberus Fossae Expanded

11 October 2007

The boundary of the Martian feature Cerberus Fossae has been expanded to include nearby fossae. Please see the listing in the Gazetteer of Planetary Nomenclature for the new coordinates and size.

Twelve New Names Approved for Use on Titan

28 September 2007

The following 12 names have been approved by the IAU for surface features on Titan: Elivagar Flumina, Abaya Lacus, Bolsena Lacus, Feia Lacus, Koitere Lacus, Mackay Lacus, Mývatn Lacus, Neagh Lacus, Oneida Lacus, Sotonera Lacus, Sparrow Lacus, and Waikare Lacus. See the Titan section of the… Read More