November 2024
M T W T F S S
« Oct    
 123
45678910
11121314151617
18192021222324
252627282930  

Pages

Chasing Galileo - 21-day old moon comparison

My sketch of the moon same lunar day as Galileo’s sketch

Image take at eyepiece of 70mm TV Ranger while sketching on 7/14/09

Galileo’s drawing of the third quarter moon was made on December 18, 1609 according to widely accepted dates calculated by lunar scientist Ewen Whitaker. He used the solar colongitude and [...]