409th Anniversary of One of the Greatest Scientific Discoveries Ever Made

409th Anniversary of One of the Greatest Scientific Discoveries Ever Made

The week of Jan. 7-13 takes us from Day 1 to Day 7. This week we will highlight the crater Janssen, viewable on Thursday evening. Janssen: [SE/P13; L=40°E] Janssen is located 85 miles southwest of the Rheita Valley [SE/N14] (which

Messier – Small Pair of Moon Craters Have a Pair of Splash Rays that Resemble the Tails of a Comet

Messier – Small Pair of Moon Craters Have a Pair of Splash Rays that Resemble the Tails of a Comet

The week of January 15-21 takes us from Day 28 (virtually new moon) to Day 4. This week we will highlight the crater Messier, viewable on Saturday evening. Messier:1 [SE/K14; L=48°E] One of my favorite objects on the Moon is