Craters
Birkhoff
Origin of the name
George David; American mathematician (1884-1944).
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
George David; American mathematician (1884-1944).
On the far side: it never faces the Earth. Only spacecraft have seen it.
