Craters
Birkeland
Origin of the name
Olaf Kristian; Norwegian physicist (1867-1917).
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
Olaf Kristian; Norwegian physicist (1867-1917).
On the far side: it never faces the Earth. Only spacecraft have seen it.