Mare Vaporum

Mare Vaporum is a lunar mare located between the southwest rim of Mare Serenitatis and the southeast rim of Mare Imbrium. It was named by Giovanni Battista Riccioli in 1651.

Location and size

The mare lies in an old basin or crater that is within the Procellarum basin. It is in diameter and in area, and is bordered to the northeast by the mountain range Montes Apenninus. In the south of the mare is Rima Hyginus, a rille intersected by the crater Hyginus. The lunar material surrounding the mare is from the Lower Imbrian epoch, and the mare material is from the Eratosthenian epoch.