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Tsiolkovskiy
Impact crater
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Tsiolkovskiy is a large lunar impact crater that is located on the far side of the Moon. Named for Russian scientist Konstantin Tsiolkovsky, it lies in the southern hemisphere, to the west of the large crater Gagarin, and northwest of Milne. Just... Wikipedia
Eponym: Konstantin Tsiolkovsky
Coordinates: 20°23′S 128°58′E / 20.38°S 128.97°E
Diameter: 184.39 km (114.57 mi)