Craters
Grotrian
Origin of the name
Walter; German astronomer (1890-1954).
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
Walter; German astronomer (1890-1954).
On the far side: it never faces the Earth. Only spacecraft have seen it.