Tycho and Copernicus: Lunar Ray Craters

Courses in Astrophotography

Amateur Astronomers Exploring The Moon's Tycho Crater - Moon Crater Tycho

Copernicus (lunar crater) - Wikipedia

A comparison of rayed craters on the Moon and Mercury - Neish

APOD Retrospective: August 9 - Starship Asterisk*

Astronomy Picture of the Day Tycho i Kopernik: Księżycowe kratery promieniste (2005-03-05) • ISS Tracker

Lunar crater copernicus hi-res stock photography and images - Alamy

Copernicus (hố Mặt Trăng) – Wikipedia tiếng Việt

APOD Retrospective: August 9 - Starship Asterisk*