Experience the world of astronomy with #1 in the world for visual comet discoveries, Don Machholz. Whether you are a beginner or an expert, journey with Don Machholz into the solar system and beyond every Wednesday.
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LUWD #110 M1, M57, and Comets
"In Messier's case it was known comets leading to new Messier Objects. Centuries later it was known Messier Objects leading to new comets."
-Don Machholz