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Month: September 2019

Explore 3 Moon Craters and the Anniversary of Sputnik

3 moon craters - Dawes. Moltke, Arago

The week of September 30 – October 6 to takes us from Day 2 to Day 8. This week we will highlight the craters Dawes, Moltke and Arago, viewable on Friday evening, Day 6. Dawes1: [NE/H12] Positioned in the straits

Andrew Planck September 30, 2019September 30, 2019 Craters on the Moon, Dates to Observe Objects on the Moon, Lunar Days in September No Comments Read more

The Moon’s Second Largest Dome: Gruithuisen Gamma

Gruithuisen Gamma second largest dome on the moon Andrew Planck

The week of September 23-29 takes us from Day 23 to Day 1. This week we will highlight the lunar dome Mons Gruithuisen Gamma, viewable early Tuesday morning. Gruithuisen Gamma1: [NW/F5; L=41°W] There is a peninsula-like piece of highland terrain

Andrew Planck September 23, 2019September 23, 2019 Dates to Observe Objects on the Moon, Domes on the Moon, Lunar Days in September No Comments Read more

A Blizzard of Moon Craters: Southern Highlands and Moon Crater Stöfler

The week of September 16-22 takes us from Day 17 to Day 23. This week we will highlight the Southern Highlands and the crater Stōfler, viewable early Friday morning. Southern Highlands: [SE ±K-R11] There is a veritable blizzard of craters

Andrew Planck September 16, 2019September 16, 2019 Craters on the Moon, Dates to Observe Objects on the Moon, Lunar Days in September No Comments Read more

Sinus Iridum, the Bay of Rainbows on the Moon

Sinus Iridum (the Bay of Rainbows), located in the northwest sector of Mare Imbrium, formed after the Imbrium impact but before the lava flooding that filled the Imbrium basin.

The week of September 9-15 takes us from Day 11 to Day 16. This week we will highlight Sinus Iridum, the Bay of Rainbows, viewable on Monday evening. Sinus Iridum: [NW/E6] Sinus Iridum (the Bay of Rainbows), located in the

Andrew Planck September 9, 2019 Craters on the Moon, Dates to Observe Objects on the Moon, Lunar Days in September No Comments Read more

Largest dome on the Moon: Valentine Dome

An unusually large dome on the moon referred to as the Valentine Dome because under certain lighting conditions it has a heart shape.

The week of September 2-8 takes us from Day 4 to Day 10. This week we will highlight the Valentine Dome, viewable on Thursday evening. Valentine Dome: [NE/F11] Keep a close eye on the movement of the terminator, and when

Andrew Planck September 2, 2019September 2, 2019 Dates to Observe Objects on the Moon, Domes on the Moon, Jupiter, Lunar Days in September, Saturn, Volcanic Dome 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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