The week of June 24-30 takes us from Day 21 to Day 27. This week we will highlight the crater Longomontanus, viewable on Tuesday and Wednesday in the very early morning. Longomontanus: [SW/P7] Take a look at Longomontanus, just southwest
The week of June 17-23 takes us from Day 15, full moon, to the end of Day 20. This week we will highlight an object informally referred to as “O’Neill’s Bridge,” viewable early Wednesday morning around 1:00 a.m. O’Neill’s Bridge:
The week of June 10-16 takes us from Day 8 to Day 14, one day before full moon. This week we will highlight the Apennine Mountains, viewable on Monday and Tuesday evenings. Montes Apenninus: [NW/H9-G10] The Apennine Mountain Range is
The week of June 3-9 takes us from New Moon to Lunar Day 7. This week we will highlight Rima Ariadaeus (the Ariadaeus Rille) viewable on Sunday evening, Lunar Day 7. Rima Ariadaeus: [NE/J11] The best place to see rilles
The week of May 20-26 takes us from Lunar Day 17 to Day 22. This week we will highlight the craters Cleomedes and Proclus, viewable after midnight on Monday. Cleomedes: [NE/G15] Cleomedes is the first significant crater just north of
The week of May 13-19 takes us from lunar Day 9 to 16. This week we will highlight Mare Imbrium, viewable throughout the week. Mare Imbrium: [±NW/F8] The Imbrium basin was created 3.9 billion years ago when an asteroid 60
The week of May 6-12 takes us from lunar Day 2 to Day 8. This week we will highlight the charmingly named Lacus Mortis (the Lake of Death) and Bürg, two craters viewable on Thursday evening, and the crater Maurolycus,
The week of April 29 – May 5 takes us from lunar Day 25 to Day 1. This week the Moon is, for all practical purposes, not viewable. On Monday morning it rises during bright morning twilight, and for the
The week of April 22-28 takes us from Day 18 to Day 24. This week we will highlight Rupes Cauchy, viewable early Tuesday morning. Rupes Cauchy1: [NE/J13; L=37°E] Two of the best-known faults on the Moon are Rupes Cauchy and
The week of April 15-21 takes us from Day 11 to Day 17. This week we will highlight Sinus Iridum, viewable on Monday evening. Sinus Iridum: [NW/E6] Sinus Iridum (the Bay of Rainbows), located in the northwest sector of Mare