Onizuka is a small

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 craters ...

that lies within the inner ring of the walled plain

Apollo Apollo, grc, Ἀπόλλωνος, Apóllōnos, label=genitive , ; , grc-dor, Ἀπέλλων, Apéllōn, ; grc, Ἀπείλων, Apeílōn, label=Arcadocypriot Greek, ; grc-aeo, Ἄπλουν, Áploun, la, Apollō, la, Apollinis, label= ...

. The central portion of Apollo has been covered by dark

basalt Basalt (; ) is an aphanite, aphanitic (fine-grained) extrusive igneous rock formed from the rapid cooling of low-viscosity lava rich in magnesium and iron (mafic lava) exposed at or very near the planetary surface, surface of a terrestrial ...

lava Lava is molten or partially molten rock (magma) that has been expelled from the interior of a terrestrial planet (such as Earth) or a moon onto its surface. Lava may be erupted at a volcano or through a fracture in the crust, on land or un ...

, and Onizuka lies at the southern edge of this plain. To the southeast of Onizuka is the crater

Borman Borman is a surname. Notable people with the surname include: * Danleigh Borman (born 1985), South African soccer player *Frank Borman (1928–2023), American astronaut **The Frank Borman Expressway in Indiana named after him * Geoffrey D. Borman, ...

, and to the west-southwest is Chaffee. Onizuka is a circular, bowl-shaped crater with a sharp edge. The inner walls are simple slopes down to the interior floor, although piles of talus lie at the base of some sections of the wall. There is a small central peak at the midpoint of the interior floor. A fine groove in the surface begins at the northern rim of Onizuka and leads away across the floor of Apollo to the east.

References

* * * * * * * * * * * * {{refend Impact craters on the Moon