Rükl

Moon Craters Posidonius and le Monnier – Examples of Subsidence

The week of March 7-13 takes us from Day 5 to Day 11. This week we will highlight moon craters Posidonius and le Monnier, viewable on Tuesday evening. Posidonius/le Monnier: [NE/F-G13; L=30°E] There are only two craters of any consequence

Crater de Gasparis – Hub of Rille Activity on the Moon

The week of November 29-December 5 takes us from Day 24 to Day 1. This week we will highlight the de Gasparis rilles and the Marius Hills, viewable between 4:00 AM and 5:00 on Tuesday morning. de Gasparis rilles: [SW/M4]