"Quite often, when I'm the smartest person in the room, I'm by myself."
Don Machholz
“Comet 67P/Churyumov-Gerasimenko. Wow, who comes up with these names?”-Don Machholz Podcast-89-Map-1-Evening-SkyDownload Podcast-89-Map-2-Morning-SkyDownload
Moonlight's influence on astronomy, Charles Messier and his Objects, and the Messier Marathon. Podcast 4 Star Map 2 Podcast 4, Star Map 1
Comets came from all over the place.DON MACHHOLZ Podcast-45-Map-1Download Podcast-45-Map-2Download Podcast-45-A-Decade-of-Comets-Part-6Download