Time spent looking at the moon is never wasted time.
– DON MACHHOLZ
It’s right to learn Right AscensionAnd declination requires your attentionThey’ll take you to the placeIn shallow or deep spaceWith little to no apprehensionDON MACHHOLZ...
Mars will be closest to the earth on October 6, when it will be 39 million miles from the United States, and 62 million...
Once in a blue moon.DON MACHHOLZ Podcast-43-Map-1Download Podcast-43-Map-2Download Podcast-43-A-Decade-of-Comets-Part-5-1Download