The week of April 14-20 takes us from Lunar Day 17 to Day 22. This week we will highlight moon craters Peirce and Picard, visible on Saturday night. Peirce & Picard: [NE/H15; L=54°E] The two largest intact moon craters on
The week of April 7-13 takes us from Lunar Day 10 to Day 16. This week we will highlight Sinus Iridum, visible on Tuesday night close to the terminator. Sinus Iridum: [NW/E6; L=32°W] Sinus Iridum (the Bay of Rainbows), located
The week of March 31-April 6 takes us from Lunar Day 3 to Day 9. This week we will highlight the moon crater Taruntius, visible on Tuesday night close to the terminator. Taruntius: [NE/J14; L=47°E] Located on the north shore
The week of March 24-30 takes us from Lunar Day 25 to Day 2. This week we will highlight the Rima Sirsalis, visible on Tuesday night close to the terminator. Rimae Sirsalis: [SW/L3-4; L=62°W] Just in from the southwest shore
The week of March 17-23 takes us from Lunar Day 18 to Day 24. This week we will highlight the moon craters Theophilus, Cyrillus, and Catharina, visible on Tuesday night close to the terminator. Theophilus, Cyrillus, Catharina: [SE/L12; L=24°E] This
The week of March 10-16 takes us from Lunar Day 11 to Day 17. This week we will highlight the moon craters Cleomedes and Proclus visible on Sunday night close to the terminator. Cleomedes: [NE/G15] Cleomedes is the first significant
The week of March 3-9 takes us from Lunar Day 4 to Day 10. This week we will highlight the moon craters Posidonius and le Monnier visible on Tuesday night. Posidonius/le Monnier: [NE/F-G13; L=30°E] There are only two craters of
The week of February 24 – March 2 takes us from Lunar Day 26 to Day 3. This week we will highlight the moon craters Langrenus & Vendelinus, visible on Sunday night. The Great Eastern Chain: [SE/K-N16; L=61°E] There is
The week of February 17-23 takes us from Lunar Day 20 to Day 26. This week we will highlight the moon craters Ptolemaeus, Alphonsus, and Arzachel, visible on Wednesday night near the terminator. Ptolemaeus, Alphonsus, Arzachel: [SW/K-L9; L=3°W] (These may
The week of February 10-16 takes us from Lunar Day 13 to Day 18. This week we will highlight the Cauchy Domes on the moon, visible on Sunday night near the terminator. Cauchy domes: [NE/J13; L=36°E] During sunrise over this