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
"Set the alarm and bring the camera."Don Machholz
"The stars twinkle, the planets do not."Don Machholz
