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 [...]
The moon rises later each evening now. That means a late night for sketchers. Luckily my small 70mm Televue Ranger on a telepod mount requires no setup. I keep it permanently set up in the garage.
The features I’ve sketched on the 18-day moon begin with sunset on Mare Crisium – on the terminator [...]
It’s showtime! Sunlight reveals most of the lunar surface and the moon is visible all night long.
Sinus Iridum — the Bay of Rainbows — is visible near the north part (left in my sketch) of the terminator. It’s the little half circle. The Jura Mountains ring the western edge and catch the [...]
This year, my observing project is to recreate as many of Galileo’s original telescopic observations as I can. I’ll be using my smallest telescope, a 70mm refractor, and making my sketches using a 25mm eyepiece for a magnification of 19x. Each of my lunar sketch pages will each show three [...]