When the moon is in the umbra, it is hidden from the sundra."
Don Machholz“This was a sweet spot for such discoveries: after many visual comet hunters left the field, and before the government-funded sky surveys took over.”-Don...
"I have been an amateur astronomer since I was about 8 years old and took an interest in astronomy."Don Machholz
“Well, I’m an astronomer, and to me a beautiful sunset sky has no clouds at all.”Don Machholz Podcast-98-Map-1-Evening-SkyDownload Podcast-98-Map-2-Morning-SkyDownload Podcast-98-Map-3-M52Download