Rupes Boris [SEP] located on astronomical body
Rupes Boris
Rupes Boris is a short fault or ridge in the lunar surface that is located in the northwestern quadrant of the Moon's near side, within Mare Imbrium. Its name was adopted in 1985 by the International Astronomical Union, and was taken from the tiny nearby crater Boris. The selenographic coordinates of this feature are , and it has a length of just 4 km.
It has been proposed that Rupes Boris is not actually a lunar escarpment, but may be a ridge of ejecta from the nearby crater
Abalos Colles
Abalos Colles (Latin for "Abalos Hills") is a stratified fragment of the Rupes Tenuis basal unit of Planum Boreum, located south of the Rupes Tenuis scarp and west of the Escorial crater. It contains 16 mounds. Abalos Colles is one of the named features in the vicinity of Planum Boreum, the Martian North pole. It is named after one of the classical albedo features on Mars located at latitude 72°N, longitude 70°W. Its name was officially approved by the International Astronomical Union (