Andrew Planck

Astronomer, Teacher, Musician

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Philolaus: Lunar Impact Crater

Philolaus: Lunar Impact Crater

The week of October 26 – November 1st takes us from Lunar Day 10 to Day 16. This week we will highlight the crater Philolaus, viewable on Tuesday evening (Day 11). Philolaus is a lunar impact crater that is located

Andrew Planck October 26, 2020October 26, 2020 Craters on the Moon, Lunar Days in October, Uncategorized No Comments Read more

Last Total Eclipse During a “Super Blue Blood Moon” – 150 years Ago

Last Total Eclipse During a “Super Blue Blood Moon” – 150 years Ago

The week of January 29 – February 4 takes us from Day 13 through Day 19. This week we will highlight the total lunar eclipse of January 31st. On Wednesday morning there will be a quadruple whammy: a total lunar

Andrew Planck January 29, 2018January 29, 2018 Constellations, Lunar Days in January, Lunar Days in July 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
Latest posts by Andrew Planck (see all)
  • Moon Crater Aristoteles, Close to the Terminator - November 10, 2025
  • Complex Moon Crater Pythagoras - November 3, 2025
  • Theophilus, Cyrillus, Catharina Moon Craters West of Mare Nectaris - October 27, 2025
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