Milichius (crater)
Milichius is a bowl-shaped lunar impact crater that is located in the northern part of the Mare Insularum. To the southeast is the slightly larger Hortensius, a similar formation.
Lunar Orbiter 4 image of Milichius crater (right) and Milichius Pi lunar dome(left) (horizontal rows of spots are blemishes on original) | |
| Coordinates | 10°00′N 30°12′W / 10.0°N 30.2°W |
|---|---|
| Diameter | 13 km |
| Depth | 2.5 km |
| Colongitude | 30° at sunrise |
| Eponym | Jacob Milich |
Further away due east of Milichius is the prominent and well-known Copernicus.
Further away due east of Milichius is the prominent and well-known Copernicus.
The crater is named after 16th century German doctor, mathematician and astronomer Jacob Milich, Latinized as Milichius.
Just to the west is a typical lunar dome designated Milichius Pi (π) that has a tiny craterlet at the peak. The narrow and sinuous Rima Milichius rille is located farther to the southwest, and follows a course running roughly north–south for 100 kilometers.