"These were cataloged by Charles Messier in 1781."
Don Machholz
This is the type of study that helped to direct comet hunters where to search.DON MACHHOLZ Podcast-34-Comet-Discoveries-and-Observational-SelectionDownload Podcast-34-Map-1Download Hits: 62
Cell phone lunar photography and Messier Marathon Search Sequence. Podcast-5-Star-Map-1Download Podcast-5-Star-Map-2Download Podcast-5-MM-Search-SequenceDownload Podcast-5-Promo-Photo-PDFDownload Hits: 44
"May our galaxy wrap its arms around you. I bet no one had ever said that to you before. In fact, it is already...