When the moon is in the umbra, it is hidden from the sundra."
Don Machholz“We’ll know in two weeks, when communication with Mars resumes, if Martians have visited our rovers.” Don Machholz Podcast-92-Map-1-Evening-SkyDownload Podcast-92-Map-2-Morning-SkyDownload Podcast-92-Map-3-M34Download Podcast-92-Map-4-Comet-29PDownload
“If you have a group of observers with you, take bets. The winner gets to choose which will be the next object to observe.”...
“The Antarcitia solar eclipse is on December 4. If you intend to see it, you should be heading out the door about now.”Don Machholz...