7 Comments
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MicroBriefs's avatar

Once in a blue moon, you come across a good Substack and this is one of them!

Sophie | Explain It All's avatar

Thank you for your kind words!

Maria Briggs's avatar

A fun article! I mentioned the blue moon in a note a while back as being rare, but you are right that on astronomical timescales it's not rare at all!

Dino's avatar

I came away actually understanding something new, and it never stopped being fun to read.

Simp Of Human Progress (M)'s avatar

Thank you for the information, I only knew the phrase, once in a blue moon 🔵

Dennis Bodzash's avatar

The (then fledgling) magazine that published the erroneous article you allude to: Sky & Telescope!

ScienceClock's avatar

Interesting, never heard of blue moon