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

Group of Show-Stopping Trios on the Moon

Group of Show-Stopping Trios on the Moon

The week of February 25 – March 3 takes us from Day 21 through Day 27. This week we will highlight the craters Ptolemaeus, Alphonsus, and Arzachel, viewable early Tuesday morning. Ptolemaeus, Alphonsus, Arzachel: [SW/K-L9] This is the second group