Timaeus is a
lunar
Lunar most commonly means "of or relating to the Moon".
Lunar may also refer to:
Arts and entertainment
* ''Lunar'' (series), a series of video games
* "Lunar" (song), by David Guetta
* "Lunar", a song by Priestess from the 2009 album ''Prior t ...
impact crater
An impact crater is a circular depression in the surface of a solid astronomical object formed by the hypervelocity impact of a smaller object. In contrast to volcanic craters, which result from explosion or internal collapse, impact crater ...
in the northern part of the
Moon
The Moon is Earth's only natural satellite. It is the fifth largest satellite in the Solar System and the largest and most massive relative to its parent planet, with a diameter about one-quarter that of Earth (comparable to the width of ...
, on the north edge of
Mare Frigoris
Mare Frigoris (Latin ''frīgōris'', the "Sea of Cold") is a lunar mare in the far north of the Moon. It is located in the outer rings of the Procellarum basin, just north of Mare Imbrium, and stretches east to north of Mare Serenitatis. It is j ...
. It forms part of the southwestern wall of the large and irregular walled plain
W. Bond. The rim of Timaeus is somewhat
pentagonal in shape, with rounded corners. There is a central rise in the midpoint of the crater floor.
The irregular terrain to the west of Timaeus displays a degree of streaky parallelism, as was noted by the
Rev. T. W. Webb. These follow a path slightly to the east of north.
References
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Impact craters on the Moon