The week of January 13-19 takes us from Day 14 to Day 20. This week we will highlight Rupes Altai, visible on Saturday night. Altai Scarp (Rupes Altai): [SE/M12] Viewable even through small telescopes, the Altai Scarp is a spectacular
Trio of Moon Craters, Theophilus, Cyrillus,and Catharina
The week of December 30-Jan 5 takes us from Lunar Day 0 to Day 6. This week we will highlight the trio of moon craters, Theophilus, Cyrillus,and Catharina, visible on Saturday night. Theophilus, Cyrillus, Catharina: [Repeated from Day 5–SE/L12; L=24°E]
Lunar X on the Moon: Intersection of the Rims of Blanchinus, La Caille, and Purbach
The week of December 16-22 takes us from Lunar Day 16 to Day 22. This week we will highlight an item informally referred to as the “Lunar X,” visible on Sunday night. Lunar X: [SE/M10; L=1°E] Around 6 days 22
Moon Crater Humboldt – Cluster of Central Peaks
The week of November 25 – December 1 takes us from Lunar Day 24 to Day 1. This week we will highlight the moon crater Humboldt, visible on Sunday night. Humboldt:1 [SE/M18] This moon crater is best viewed when there
Cauchy Domes on the Moon
The week of November 18-24 takes us from Lunar Day 18 to 24. This week we will highlight on the moon the Cauchy Domes, visible on Tuesday night. Cauchy Domes: [NE/J13; L=36°E] During sunrise over this area on the moon,
Largest and Most Conspicuous Moon Crater – Maurolycus
The week of October 21-27 takes us from Lunar Day 19 to Day 25. This week we will highlight the moon crater Maurolycus, visible on Tuesday night. Maurolycus: [SE/P11; L=14°E] Let us venture briefly into a region where angels fear
Apennine Mountain Range on the Moon
The week of September 23-29 takes us from Day 20 to Day 26. This week we will highlight the Apennine Mountains, viewable on Tuesday night, located in the NW quadrant of the Field Map at G10. Montes Apenninus: [Repeated from
Sinus Iridum – the Bay of Rainbows – Crater on the Moon
The week of August 12-18 takes us from Day 8 to Day 15 This week we will highlight Sinus Iridum, located in the NW quadrant of the Field Map at E6 and viewable on Wednesday night. Sinus Iridum: [NW/E6; L=32°W]
Series of Rilles on the Moon: Rimae Sirsalis
The week of July 29 – August 4 takes us from Day 24 to New Moon. This week we will highlight a series of rilles called Rimae Sirsalis, located in the SW quadrant of the Field Map and viewable on
Crater Longomontanus on the Moon
The week of April 1-7 takes us from Day 22 to 28. This week we will highlight the moon crater Longomontanus, viewable on Tuesday morning before sunrise. Longomontanus: [SW/P7; L=22°W] Take a look at Longomontanus and before reading further, decide