Penumbral lunar eclipses, the stars Betelgeuse and Castor, and the Quadrantids meteor shower.
There once was a comet named ATLASWhose magnitude curve showed flatnessIt fragmented and scatteredAt the time it most matteredAnd it…DON MACHHOLZ Podcast-20-Map-1Download Podcast-20-Map-2-1Download Podcast-20-Map-3Download...
Once in a blue moon.DON MACHHOLZ Podcast-43-Map-1Download Podcast-43-Map-2Download Podcast-43-A-Decade-of-Comets-Part-5-1Download
William Bradfield of Australia get used to his name; he discovered 10 of the 33 comets covered in A Decade of Comets.DON MACHHOLZ Podcast-36-A-Decade-of-Comets-Part-2aDownload...