Andrew Planck

Astronomer, Teacher, Musician

Menu

  • Home
  • About
  • Shop
    • Cart
    • Checkout
  • Blog
  • Services
  • Resources
  • Contact

St. Andrew’s Cross

Grimaldi – A Large Basin on the Moon

Grimaldi – A Large Basin on the Moon

The week of October 13-19 takes us from Lunar Day 22 to Day 28. This week we will highlight the basin Grimaldi, visible on Tuesday night. Grimaldi: [SW/K3; L=68°W] In comparison to Aristarchus (Day 11), which is the brightest spot

Andrew Planck October 13, 2025October 12, 2025 Dates to Observe Objects on the Moon, Lunar Days in October No Comments Read more

Moon Crater Hevelius and Lunar Basin Grimaldi is the Darkest Spot on the Moon

Moon Crater Hevelius and Lunar Basin Grimaldi is the Darkest Spot on the Moon

The week of November 1-7 takes us from Day 26 to Day 3. This week we will highlight the moon crater Hevelius and the lunar basin Grimaldi located near the western limb of the Moon and viewable before sunrise on

Andrew Planck November 1, 2021November 1, 2021 Craters on the Moon, Dates to Observe Objects on the Moon, Lunar Basin, Lunar Days in November, Rilles on the Moon, Uncategorized No Comments Read more

Categories

Fill out my online form.

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

  • Author
  • Recent Posts
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
Latest posts by Andrew Planck (see all)
  • Moon Crater Maurolycus Displays a Rich Diversity of Different Types of Features - December 8, 2025
  • Humboldt: Moon Crater with Cluster of Central Peaks - December 1, 2025
  • 3 Moon Craters West of Mare Nectaris - November 24, 2025
Copyright © 2025 Andrew Planck. Powered by WordPress. Theme: Spacious by ThemeGrill.