"Look for the Seeliger effect, when the rings brighten for a few days."
Don Machholz
“In 1922 the IAU named 88 constellations; this must have been number 89.”-Don Machholz Podcast-104-Map-1-Evening-SkyDownload Podcast-104-Map-2-Morning-SkyDownload
Maybe Santa will give the elves the day off.– Don Machholz Podcast-74-Map-1-Evening-SkyDownload Podcast-74-Map-2-Morning-skyDownload Podcast-74-Map-3-Comet-7PDownload Podcast-74-Comet-PositionsDownload
What’s all that static on the radio? -Don Machholz Podcast-79-Map-1-Evening-SkyDownload Podcast-79-Map-2-Morning-SkyDownload Podcast-79-Map-3-M14-M9-and-M107Download