“So now is a suitable time to see the gegenschein.”
Don Machholz
"In Messier's case it was known comets leading to new Messier Objects. Centuries later it was known Messier Objects leading to new comets."-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...
When the moon is in the umbra, it is hidden from the sundra."Don Machholz
