Craters
Geiger
Origin of the name
Johannes Hans Wilhelm; German physicist (1882-1945).
When to observe it
On the far side: it never faces the Earth. Only spacecraft have seen it.
Khonsu EN/FR Français Khonsu EN/FR FrançaisCraters
Johannes Hans Wilhelm; German physicist (1882-1945).
On the far side: it never faces the Earth. Only spacecraft have seen it.