Andrew Planck

Astronomer, Teacher, Musician

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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

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