Joy is a small
lunar impact crater
An impact crater is a depression (geology), depression in the surface of a solid astronomical body formed by the hypervelocity impact event, impact of a smaller object. In contrast to volcanic craters, which result from explosion or internal c ...
located in the irregular ground just to the west of
Mare Serenitatis. It is a circular, cup-shaped feature with a slightly raised rim.
The crater was named after American astronomer
Alfred Harrison Joy in 1973.
Before, it was designated Hadley A.
Mons Hadley lies to the west-northwest in the
Montes Apenninus range.
References
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External links
{{Commons category
LTO-41B3 Joy— L&PI
topographic map
In modern mapping, a topographic map or topographic sheet is a type of map characterized by large- scale detail and quantitative representation of relief features, usually using contour lines (connecting points of equal elevation), but histori ...
of crater and vicinity
Impact craters on the Moon