"These were cataloged by Charles Messier in 1781."
Don Machholz
“The winter constellations are here, ready for another season of viewing.”Don Machholz Podcast-103-Map-1-Evening-SkyDownload Podcast-103-Map-2-Morning-SkyDownload Podcast-103-Map-3-Comet-LeonardDownload
“Why stop with our moon? Show them Jupiter and Saturn and their moons too. A multi-moon evening.” Don Machholz Podcast-93-Map-1-Evening-SkyDownload Podcast-93-Map-2-Morning-SkyDownload
"Quite often, when I'm the smartest person in the room, I'm by myself."Don Machholz