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Geminid meteors

Maurolycus – Largest and Most Conspicuous Moon Crater in Lunar Highlands

Maurolycus moon crater

The week of December 12 – 18 takes us from Lunar Day 19 to Day 25. This week we will highlight the moon crater Maurolycus, located in the SE quadrant of the Field Map and viewable Tuesday evening around 11:00pm.

Andrew Planck December 12, 2022December 7, 2022 Craters on the Moon, Dates to Observe Objects on the Moon, Lunar Days in December, Unusual Features on the Moon No Comments Read more

Sinus Iridum on the Moon: The Bay of Rainbows

Jura Mountains on the rim of Sinus Iridum on the moon

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

Andrew Planck December 13, 2021December 12, 2021 Lunar Days in December, Subsidence on the Moon No Comments Read more

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It is highly recommended that you get a copy of Sky and Telescope's Field Map of the Moon, the very finest Moon map available for use at the telescope. It is available for $10.95 at www.skyandtelescope.com and on Amazon. All features mentioned in this blog will be keyed to the grid on the Field Map and will look like this: Plato: [NW/D9]

Credits: Courtesy of Gray Photography of Corpus Christi, Texas Lunar photos: NASA / USGS / BMDO / LROC / ASU / DLR / LOLA / Moon Globe. Used by permission

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Andrew Planck
Andrew Planck
Author and Astronomer Andrew Planck shepherds you to the moon and its mysteries of intrigue and surprise. Learn about the moon’s most fascinating objects, understand how the moon was formed and the names of many of the craters … and why they honor individuals who have changed the course of history.
Andrew Planck
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