The week of June 22-28 takes us from Lunar Day 2 to Day 8. This week we will highlight the crater Messier, viewable on Wednesday evening. Messier1: [SE/K14] One of my favorite objects on the Moon is a small pair
Moon Craters Messier and Messier A
Gassendi and Gassendi A Moon Craters: The Diamond Ring
The week of June 15-21 takes us from Lunar Day 24 to New Moon. This week we will highlight the crater Gassendi, viewable early Tuesday morning. Gassendi: [SW/L5; L=40°W] Three generations of crater age can be easily observed on Mare
Ghost Crater on the Moon – Lamont
The week of May 25-31 takes us from Lunar Day 3 to Day 9. This week we will highlight the ghost crater Lamont. Lamont: [NE/J12] About 100 miles (1.5 arc-minutes) off the western shore of Tranquility is a remarkable series
Moon Craters Rima Hyginus and Mare Vaporum
The week of May 11-17 takes us from Lunar Day 20 to Day 25. This week we will highlight Rima Hyginus, viewable Wednesday morning, and Mare Vaporum, viewable Wednesday & Thursday mornings. Mare Vaporum: [NE/H10; L=4°E] Notice how there are
Rima Sirsalis: The Most Conspicuous Rille on the Moon
The week of May 4-10 takes us from Lunar Day 12 to Day 19. This week we will highlight the Sirsalis Rilles and the crater Galilaie, viewable on Tuesday evening. Rimae Sirsalis: [SW/L3-4] Just in from the southwest shore of
Moon Crater Manilius and the Sulpicius Gallus Rilles
The week of April 27 – May 3 takes us from Lunar Day 5 to Day 11. This week we will highlight the crater Manilius and the Sulpicius Gallus Rilles, viewable on Wednesday evening, Day 7. Sulpicius Gallus Rilles: [NE/G10-11]
Moon Craters Aristarchus and Endymion
The week of April 20-26 takes us from Lunar Day 27 to Day 3. This week we will highlight the craters Endymion and Aristarchus, viewable on Sunday evening. One of the loveliest views of the Moon can be seen around
Serpentine Ridge: Moon’s Best Example of a Wrinkle Ridge
The week of April 6-12 takes us from Lunar Day 13 to Day 20. This week we will highlight the Serpentine Ridge viewable on Saturday evening. Serpentine Ridge1: [NE/G12] West of the crater Posidonius in the Sea of Serenity you
Maurolycus – The Largest and Most Conspicuous Moon Crater in the Lunar Highlands
The week of March 30 – April 5 takes us from Lunar Day 6 to Day 12. This week we will highlight the crater Maurolycus, viewable on Monday & Tuesday nights. Maurolycus: [SE/P11] Let us venture briefly into a region
Rimae Hippalus and Spring Equinox
The week of March 16-22 takes us from Lunar Day 23 to Day 28. This week we will highlight the Hippalus rilles, viewable around 5:00 a.m. on Wednesday morning. Rimae Hippalus: [SW/M6] On the east shore of Mare Humorum you