Thira (crater)

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Thira (crater).jpg
The walls of Thira seen by Spirit from the summit of Husband Hill
Coordinates14°36′S 184°06′W / 14.6°S 184.1°W / -14.6; -184.1Coordinates: 14°36′S 184°06′W / 14.6°S 184.1°W / -14.6; -184.1
Diameter21.84 km

Thira is a crater on Mars. It is located within the larger crater Gusev. It measures approximately 22 kilometers in diameter and was named after the town of Fira on the island of Santorini in Greece.[1]

Thira is located about 20 km east of the landing site of NASA's Spirit rover. The rim of the crater can be seen in the distance in images taken by Spirit.


  1. ^ "Thira (crater)". Gazetteer of Planetary Nomenclature. USGS Astrogeology Research Program.

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