Then some smart-aleck says: “I thought Tranquility base was a Hollywood soundstage”
– DON MACHHOLZ
"It is rich, very rich, with stars and star clusters."-Don Machholz
Venus dances with Neptune, the magnitude scale explained, a new faint comet and let's look at a bright comet. Podcast 3 Star Map 1...
"These were cataloged by Charles Messier in 1781."Don Machholz
