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Astronomer, Teacher, Musician

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Month: January 2022

Messier and Messier A: Small Pair of Moon Craters on the Sea of Fertility

Messier small pair of moon craters

The week of January 31 – February 6 takes us from Day 29 to Day 6. This week we will highlight the moon craters Messier and Messier A, viewable on Friday night. Messier1: [SE/K14] One of my favorite objects on

Andrew Planck January 31, 2022January 30, 2022 Craters on the Moon, Dates to Observe Objects on the Moon, Lunar Days in February, Lunar Days in January No Comments Read more

3 Interesting Facts About Moon Crater Plato

Moon crater Plato

The week of January 24-30 takes us from Day 21 to Day 28. This week we will highlight the moon crater Plato, viewable on Monday and Tuesday nights. Plato: [NW/D9; L=9°W] When the terminator is a little to the east

Andrew Planck January 24, 2022January 23, 2022 Craters on the Moon, Dates to Observe Objects on the Moon, Lunar Days in January, Unusual Features on the Moon No Comments Read more

Geminus and Burckhardt: Two Unique Moon Craters

moderately complex 55-mile moon crater Geminus

The week of January 17-23 takes us from Full Moon to Day 21. This week we will highlight the moon craters Geminus and Burckhardt, viewable on Tuesday and Wednesday nights. Geminus: [NE/F15] Roughly 200 miles north of Mare Crisium 1

Andrew Planck January 17, 2022January 16, 2022 Craters on the Moon, Dates to Observe Objects on the Moon, Lunar Days in January No Comments Read more

Most Spectacular Example of Subsidence on the Moon: Sinus Iridum

Sinus Iridum on the moon

The week of January 10-16 takes us from Day 9 to Day 14. This week we will highlight Sinus Iridum, viewable on Wednesday and Thursday evenings. Sinus Iridum: [NW/E6; L=32°W] Sinus Iridum (the Bay of Rainbows), located in the northwest

Andrew Planck January 10, 2022January 9, 2022 Dates to Observe Objects on the Moon, Lunar Days in January, Subsidence on the Moon No Comments Read more

Peirce and Picard: Two Largest Intact Moon Craters on Mare Crisium

Peirce & Picard Intact Moon Craters

The week of January 3-9 takes us from Day 2 to Day 8. This week we will highlight the craters Peirce and Picard located in the NE quadrant of the Field Map and viewable on Wednesday evening. Peirce & Picard:

Andrew Planck January 3, 2022January 3, 2022 Dates to Observe Objects on the Moon, Intact Moon Craters, Lunar Days in January, Unusual Features 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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