Moon Crater Alphonsus: Central Peak and a Floor that Displays Rilles and Small Craters

Moon Crater Alphonsus: Central Peak and a Floor that Displays Rilles and Small Craters

The week of April 19-25 takes us from Lunar Day 7 to Day 14. This week we will highlight the crater Alphonsus, viewable on Monday night. Alphonsus: [SW/L9] Examine the adjoining rims of Ptolemaeus and Alphonsus. Which crater do you

Schröter’s Valley or “Cobra Head” – Moon’s Most Impressive Sinuous Rille

Schröter’s Valley or “Cobra Head” – Moon’s Most Impressive Sinuous Rille

The week of February 22-28 we will highlight Schröter’s Valley, visible Tuesday night. Schröter’s Valley/Cobra Head: [NW/G5-4] Schröter’s Valley is the Moon’s most impressive sinuous rille and was created when a monstrous lava tube collapsed. It begins at a volcano

“Lake of Death” Moon Crater and a Complex Moon Crater with Terraces and a Central Mountain Peak

“Lake of Death” Moon Crater and a Complex Moon Crater with Terraces and a Central Mountain Peak

The week of July 20-26 takes us from New Moon to Lunar Day 7. This week we will highlight the craters Bürg and Lacus Mortis. Lacus Mortis: [NE/E12; L=27°E] The charmingly named “Lake of Death” is a large lava-flooded crater.