NASA - Copernicus Crater and the Lunar Timescale
Trym Erik Nielsen (@CloudEphemeris) / Twitter
Nyheder2021februar24 - bionyt.dk
Copernicus (lunar crater) - Wikipedia
Trym Erik Nielsen (@CloudEphemeris) / Twitter
Copernicus | lunar crater | Britannica
Copernicus (lunar crater) - Wikipedia
Copernicus (lunar crater) - Wikipedia
Trym Erik Nielsen (@CloudEphemeris) / Twitter
Copernicus (Martian crater) - Wikipedia
