Why is the idea of a Blue Moon so enchanting? Over 100 years of pop culture fascination

Blue Moon’s enchantment spans more than a century of pop culture, as the May 31 sky will host the second full moon in the calendar month. The piece explains that a Blue Moon occurs when a calendar month contains two full moons, or when a season contains four full moons, producing a seasonal Blue Moon; NASA also notes the monthly variety. The term’s cultural resonance is tied to art, songs, and film, from the 1934 song Blue Moon to Ella Fitzgerald's era, and to a broad range of mythologies and folklore. The article also notes that 2026 has 13 full moons, a lunar quirk that fuels the monthly Blue Moon label.