The week of December 27 – January 2 takes us from Day 23 to New Moon. This week we will highlight the Hippalus Rilles located in the SW quadrant of the Field Map at M6 and viewable on Tuesday morning.
Hippalus Rilles on the Moon
Moon Crater Proclus: One of the Brightest Spots on the Moon
The week of December 20-26 takes us from Day 17 to Day 21. This week we will highlight the crater Proclus located in the NE quadrant of the Field Map at H14, the Ursid meteor shower, and the Winter Solstice.
Sinus Iridum on the Moon: The Bay of Rainbows
The week of December 13-19 takes us from Day 10 to Day 16. This week we will highlight Sinus Iridum, located in the northwest sector of Mare Imbrium. Sinus Iridum: [NW/E6] Sinus Iridum (the Bay of Rainbows) formed after the
Moon Craters Proclus and Aristillus
The week of December 28 – January 3 takes us from Lunar Day 14 to 20. This week we will highlight the craters Proclus and Aristillus. Aristillus: [NE/F10] We were first introduced to Aristillus on Day 7 when its more
Unusual Moon Crater Arago and its Surrounding Domes
The week of December 14-20 takes us from New Moon to Day 6.5. This week we will highlight the crater Arago and its surrounding domes, viewable on Sunday night. Arago: [NE/J12] About 50 miles from the western shore of Tranquillity
Montes Recti and the Collapse of the Arecibo Radio Telescope
The week of December 7-13 takes us from Lunar Day 22 to Day 29. This week we will highlight Montes Recti, the Straight Range, viewable early Tuesday morning, and the collapse of the Arecibo radio telescope. The Straight Range is
Not Just on Star Trek: Moon Craters Peirce & Picard and the Wrinkle Ridge Dorsum Oppel
The week of December 23-29 takes us from Day 27 to Day 3. This week we will highlight the craters Peirce & Picard and the wrinkle ridge Dorsum Oppel, viewable on Sunday evening. Peirce & Picard: [NE/H15] The two largest
Finger-Like Projections on the Moon: Mare Vaporum
The week of December 16-22 takes us from Day 19 to Day 26. This week we will highlight Mare Vaporum, viewable early Wednesday morning, and the Winter Solstice. Mare Vaporum: [NE/H10; L=4°E] Notice how there are finger-like projections extending from
Geminid Meteor Shower and Moon Craters Wargentin, Nasmyth and Phocylides
The week of December 9-15. takes us from Day 12 to Day 18. This week we will highlight the craters Wargentin, Nasmyth & Phocylides plus the Geminid meteor shower. Wargentin: [SW/P4] (Depending on libration, you may have to wait until
The History and Beauty of Moon Craters Linné and Cassini
The week of December 2 – 8 takes us from Day 6 to Day 11. This week we will highlight the craters Linné and Cassini, viewable on Tuesday evening. Linné: [NE/G11] Linné is a simple, relatively young crater with an