Sketching Copernicus Crater at the Eyepiece February 28, 2021 astronomy astrosketchography Copernicus Crater Luna lunar sketch moon +
Sketching the Moon 002 - Gassendi and Gassendi A November 09, 2019 85% moon crater sketch Gassendi gassendi a Luna lunar lunar sketch moon moon sketch sketching sketching moon craters waxing gibbous +