Tycho and Copernicus: Lunar Ray Craters

A guide to the Moon's Copernicus Crater - BBC Sky at Night Magazine

Observing Along the Moon's Terminator, Michael Packer

Moon: Tycho and South Polar region : r/astrophotography

Unit Study: Space

Micro Machine Shop Mods Etc, PDF, Screw

APOD: 2005 March 5 - Tycho and Copernicus: Lunar Ray Craters

Moon Crater Guide for Lunar Observing (July 2012)

Lunar Impact Crater Copernicus on 05-10-2014 - Galactic Images

Examining Tycho Crater At The Southwest Quadrant Of The Moon - Moon Crater Tycho