Sinus Iridum /ˈsaɪnəs ˈɪrɪdəm/ (Latin sinus īridum "Bay of Rainbows") is a plain of basaltic lava that forms a northwestern extension to the Mare Imbrium...

impact crater that lies along the northern Jura Mountains that ring the Sinus Iridum, in the northwestern part of the near side of the Moon. It was named...

Mairan, on a triangular section of continental terrain to the west of Sinus Iridum and the Mare Imbrium. This crater formation has been heavily eroded by...

422 km, with mountains rising to approximately 3800m above the level of Sinus Iridum. They were named after the Jura Mountains in eastern France / western...

the one oceanus as well as features known by the names lacus, palus and sinus. The modern system of lunar nomenclature was introduced in 1651 by Giovanni...

Helicon, and farther to the west-northwest lies the mountain-ringed bay Sinus Iridum. Le Verrier, sometimes written Leverrier, is a bowl-shaped feature with...

Cyzicus, a friend and disciple of Plato. To the northwest is the prominent Sinus Iridum, a mountain-ringed bay on the mare. Just to the east is the slightly...

northern part of the Moon. It lies to the northeast of the mountain-rimmed Sinus Iridum formation in the northwest part of the Mare Imbrium. The crater rim is...

compositionally distinct from the Apollo and Luna landing sites. Sinus Iridum Sinus Lunicus Palus Putredinis Volcanism on the Moon "Mare Imbrium". Gazetteer...

Moon's near side. It lies in the stretch of rugged terrain north of Sinus Iridum, a bay in the northwestern corner of Mare Imbrium. To the north lies...