The week of September 17-23 takes us from Day 8 through Day 13. This week we will highlight Catena Davy and Imbrium wrinkle ridges. Day 8 The Moon has now entered its gibbous phase and the terminator has become convex
Day 8 for the #Moon: Profitable Time to Observe Three Craters
![Day 8 for the #Moon: Profitable Time to Observe Three Craters Day 8 for the #Moon: Profitable Time to Observe Three Craters](http://andrewplanck.com/wp-content/uploads/2018/09/Catena-Davy-640x350.png)