“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 Machholz
“It is known as the double-double, sounds like something you would order at In-N-Out Burger”Don Machholz Podcast-81-Map-1-Evening-SkyDownload Podcast-81-Map-2-Morning-SkyDownload Podcast-81-Map-3-Double-StarsDownload
Mars will be closest to the earth on October 6, when it will be 39 million miles from the United States, and 62 million...
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 Hits: 15