Andrew Planck

Astronomer, Teacher, Musician

Menu

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

asteroid

Tycho – One of the Moon’s Showpieces

Tycho – One of the Moon’s Showpieces

The week of May 5-11 takes us from Day 8 to Day 14. This week we will highlight the moon crater Tycho, visible on Tuesday night. Tycho:1 [SW/P8; L=11°W] Tycho is one of the Moon’s showpieces, both on Day 8

Andrew Planck May 5, 2025April 30, 2025 Craters on the Moon, Dates to Observe Objects on the Moon, Lunar Days in May, Moon craters No Comments Read more

Catena Davy – Fascinating Moon Crater Chain

Catena Davy – Fascinating Moon Crater Chain

The week of January 1-7 takes us from Day 21 to Day 26. This week we will highlight the Catena Davy viewable on Tuesday night and found in the SW quadrant of the Field Map. Catena Davy: [SW/L9; L=7°W] This

Andrew Planck January 1, 2024December 17, 2023 chain of moon craters, Craters on the Moon, Dates to Observe Objects on the Moon, Lunar Days in January, Moon craters No Comments Read more

Rupes Altai: Scarp on the Moon

Rupes Altai: Scarp on the Moon

The week of October 2-8 takes us from Day 19 to Day 25. This week we will highlight a scarp on the moon called Rupes Altai, visible after 10:00pm on Tuesday. Altai Scarp (Rupes Altai): [SE/M12] Viewable even through small

Andrew Planck October 2, 2023October 2, 2023 Dates to Observe Objects on the Moon, Lunar Days in October, Multi-ring basin on the moon 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)
  • Bailly – Largest Crater on Our Side of the Moon - January 12, 2026
  • Longomontanus: Exception to the Rule About Moon Crater Age - January 5, 2026
  • Schickard: Terrain Made Up of Two Different Chemical Compositions - December 29, 2025
Copyright © 2026 Andrew Planck. Powered by WordPress. Theme: Spacious by ThemeGrill.