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Elevation map of Humboldtianum basin Oblique view from Apollo 16. Mare Humboldtianum / h ʌ m b oʊ l t i ˈ eɪ n ə m / (Latin humboldtiānum, the "Sea of Alexander von Humboldt") is a lunar mare located just to the east of Mare Frigoris, in the center of Humboldtianum basin.
Mare Serenitatis / s ɪ ˌ r ɛ n ɪ ˈ t eɪ t ɪ s / (Latin serēnitātis, the "Sea of Serenity") is a lunar mare located to the east of Mare Imbrium on the Moon. Its diameter is 674 km (419 mi). Its diameter is 674 km (419 mi).
These are among the best locations for astronomical observations in the southern hemisphere. [21] An ESO project is the Extremely Large Telescope (ELT), a 40-metre-class telescope based on a five-mirror design and the formerly planned Overwhelmingly Large Telescope. The ELT will be the largest visible and near-infrared telescope in the world.
Montes Apenninus is the most prominent remnant of the outer ring of the Imbrium basin, which also includes Montes Carpatus to its south and Montes Caucasus to its north.. The Montes Apenninus range forms the southeastern border of the large Mare Imbrium lunar mare and the northwestern border of the Terra Nivium highland region.
The Mid-Autumn Festival (for other names, see § Etymology) is a harvest festival celebrated in Chinese culture.It is held on the 15th day of the 8th month of the Chinese lunisolar calendar with a full moon at night, corresponding to mid-September to early October of the Gregorian calendar. [1]
Oblique view from Lunar Orbiter 5 Close up of Schrödinger G, the low-albedo area within Schrödinger, which is interpreted as a volcanic vent, similar to those in Alphonsus on the near side. Schrödinger is a large lunar impact crater of the form traditionally called a walled plain and is named after Erwin Schrödinger .
Mare Crisium is used as the location for Arthur C. Clarke's 1948 seminal short-story "The Sentinel". In the story, a mysterious structure is found in one of the mountains surrounding the Mare. Clarke describes Mare Crisium as follows: [9] It is the great walled plain, one of the finest on the Moon, known as the Mare Crisium - the Sea of Crises.
Lunar Orbiter 5 image from 1967, cropped to show the vicinity of the landing site of Apollo 11, used in mission planning. The image is centered precisely on a small crater called West crater (190 m in diameter), and the lunar module Eagle touched down about 550 m west of West Crater. The area shown is approximately 25 km × 25 km across.