4.6 (667) In stock
Copernicus (lunar crater) - Wikipedia
Moon Crater Guide for Lunar Observing (July 2012)
Crater Ray SpringerLink
James Harrop Lunar Photography - Here we have two very distinctive
APOD Retrospective: March 5 - Starship Asterisk*
Micro Machine Shop Mods Etc, PDF, Screw
Rayed Craters on the Moon - Sky & Telescope - Sky & Telescope
A guide to the Moon's Copernicus Crater - BBC Sky at Night Magazine
Copernicus, Clavius + Tycho - Major & Minor Planetary Imaging
APOD: 2005 March 5 - Tycho and Copernicus: Lunar Ray Craters