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Category Archive for: ‘Moon’

Montes Apenninus are a rugged mountain range on the northern part of the Moon’s near side. They are named after the Apennine Mountains in Italy. This range forms the southeastern border of the large Mare Imbrium lunar mare and the northwestern border of the Terra Nivium highland region. It begins just to the west of …

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Ptolemaeus is an ancient lunar impact crater close to the center of the near side. To the south-southeast Ptolemaeus is joined to the rim of the crater Alphonsus by a section of rugged, irregular terrain, and these form a prominent chain with Arzachel to the south. To the southeast is Albategnius and to the north …

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Rupes Altai is an escarpment in the lunar surface that is located in the southeastern quadrant of the Moon’s near side. It is named for the Altai Mountains in Asia, and is the most prominent lunar escarpment. The selenographic coordinates of this feature are 24.3°S 22.6°E, and it has a length of about 427 km. …

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On the crater floor of Plato a lot of small craterlets can be seen. These form a perfect way to check the resolution of your telescope in combination with seeing conditions. On febr. 1 I had a perfect seeing and imaged the plato crater. On the image almost all possible craterlets from 1km and larger …

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Goldschmidt is a large lunar crater of the variety commonly termed a walled plain. It lies in the northern part of the Moon’s near side, and appears oval in shape due to foreshortening. The rim is actually relatively circular, although the western rim is overlain by the prominent crater Anaxagoras. Nearly attached to the southeast …

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Schroter’s Valley, frequently known by the Latinized name Vallis Schröteri, is a sinuous valley or rille on the surface of the near side of the Moon. It is located on a rise of continental ground, sometimes called the Aristarchus plateau, that is surrounded by the Oceanus Procellarum to the south and west and the Mare …

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Tycho is a prominent lunar impact crater located in the southern lunar highlands, named after the Danish astronomer Tycho Brahe (1546-1601). To the south is the crater Street; to the east is Pictet, and to the north-northeast is Sasserides. The surface around Tycho is replete with craters of various sizes, many overlapping still older craters. …

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