“In 1922 the IAU named 88 constellations; this must have been number 89.”
-Don Machholz
Amateur astronomers from around the world working around the clock to confirm a comet. It doesn’t get better than that.– DON MACHHOLZ Podcast-61-Map-1-Evening-SkyDownload Podcast-61-Map-2-Morning-SkyDownload...
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Penumbral lunar eclipses, the stars Betelgeuse and Castor, and the Quadrantids meteor shower. Pod-0001-Star-Map-For-January-8-2020Download Formation-and-Past-Evolution-of-the-Meteoroid-Complex-of-Comet-96P_MachholzDownload