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Saturn grew a ten-sided storm where no polygon used to be

Surreal Nogical observatory where a brass telescope faces Saturn and a ten-sided wave circles its south pole. — Original Nogical illustration · Interpretive image, not Hubble data

Hubble observations confirm a giant, evolving 10-sided atmospheric wave around Saturn's south pole, extending through several layers of the atmosphere. Earlier images hint that it began emerging in 2023. Why it formed now — and whether it will endure like the northern hexagon — remain open questions.

Next in the drawer →One head, a family tree of tails, and ten names waiting