The week of January 20-26 takes us from Day 25 to Day 2. Unfortunately the Moon is too close to the Sun all week long to observe it, although you might be able to squeeze in something early Tuesday morning.
3 Moon Craters: Mare Nectaris, Fracastorius and Rupes Altai
The week of January 13-19 takes us from Day 18 to Day 24. This week we will highlight Mare Nectaris and the crater Fracastorius, viewable late Monday night, and Rupes Altai (the Altai Scarp) viewable Tuesday evening. Mare Nectaris: [SE/L13]
Mare Humorum: One of the Best Examples of Subsidence on the Moon
The week of January 6-12 takes us from Day 11 to Day 17. This week we will highlight Mare Humorum, viewable for the whole week beginning on Monday evening. Mare Humorum: [SW/M6] The Humorum basin is one of the best
Rima Hyginus on the Moon and Is Betelgeuse Going Supernova?
The week of December 30 – January 5 takes us from Day 4 to Day 10. This week we will highlight Rima Hyginus (the Hyginus Rille), viewable on Thursday evening, and the Quadrantid meteor shower. Rima Hyginus: [NE/J10;] At the
Craters in the Fra Mauro Region: Important Process that Shaped the Moon
The week of January 28 – February 3 takes us from Day 23 through Day 28. This week we will highlight the Fra Mauro region, which is viewable on Tuesday morning before sunrise. Fra Mauro region: [SW/K8; L=17°W] Craters in
Unique Details of #MoonCraters Endymion and Geminus
The week of January 21-27 takes us from Day 15 to Day 22. This week we will highlight the craters Endymion and Geminus, viewable on Tuesday evening. Endymion: [NE/D15] This is an older crater which somewhat resembles Plato [Day 8;
Total Lunar Eclipse (“Blood Moon”) and Crater Clavius
The week of Jan. 14-20 takes us from Day 8 to Day 14. This week we will highlight the crater Clavius. Clavius: [SW/Q8] If you catch the Moon early in Day 8 when the terminator is around 15° (i.e., it
409th Anniversary of One of the Greatest Scientific Discoveries Ever Made
The week of Jan. 7-13 takes us from Day 1 to Day 7. This week we will highlight the crater Janssen, viewable on Thursday evening. Janssen: [SE/P13; L=40°E] Janssen is located 85 miles southwest of the Rheita Valley [SE/N14] (which
Last Total Eclipse During a “Super Blue Blood Moon” – 150 years Ago
The week of January 29 – February 4 takes us from Day 13 through Day 19. This week we will highlight the total lunar eclipse of January 31st. On Wednesday morning there will be a quadruple whammy: a total lunar
Unusual and Curious Moon Craters: Arago, Sabine and Ritter
The week of January 22-28 takes us from Day 5 to the end of Day 11. This week we will highlight the craters Arago, Sabine & Ritter, viewable on Monday night. (If the terminator is too close to see the