Starlink satellites, binoculars for astronomy, Betelgeuse, The Pleiades
“Charles Messier lived some two hundred years ago in France,from where he searched for comets, whenever he got the chance”Don Machholz Podcast-94-Map-1-Evening-SkyDownload Podcast-94-Map-2-Morning-SkyDownload
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
Moonlight's influence on astronomy, Charles Messier and his Objects, and the Messier Marathon. Podcast 4 Star Map 2 Podcast 4, Star Map 1