Sinus Concordiae [SEP] located on astronomical body
Sinus Concordiae
Sinus Concordiae (Latin for "Bay of Harmony") is a bay ("sinus") on the Moon that lies along the eastern edge of the Mare Tranquillitatis. Along its northern border is an area called the Palus Somni, while the southern border is an area of irregular terrain that contains the ruined crater Da Vinci. The selenographic coordinates of this bay are 10.8° N, 43.2° E, and it has an overall diameter of 142 km.
Lyell (lunar crater)
Lyell is a lunar impact crater that lies along the eastern edge of the Mare Tranquillitatis, at the northern arm of the bay designated Sinus Concordiae. It was named after Scottish geologist Charles Lyell. To the north along the edge of the lunar mare is the crater Franz. The region of terrain to the east of Lyell is named Palus Somni.
The outer rim of this crater is an irregular series of ridges in a roughly circular formation. There are multiple gaps through this rim, connected