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Astronomers Detect a Giant Decagon of Clouds at Saturn's Southern Pole with Hubble

Summary by duplos.cl
Hubble and the VLT reveal that the decagon of clouds of Saturn's south pole, with a side of 16,700 km, is moving and could evolve since 2017.
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After the hexagonic icon at the North Pole, it is a ten-sided structure at the South Pole of Saturn. A decagon for a new atmospheric secret.

Hubble and the VLT reveal that the decagon of clouds of Saturn's south pole, with a side of 16,700 km, is moving and could evolve since 2017.

A massive, never-before-seen atmospheric structure has been discovered at Saturn's south pole. The decagon, approximately 168,000 kilometers wide, is much larger than the famous hexagon at the planet's north pole. Scientists are trying to understand how this mysterious structure formed and how it might change in the future.

Recent observations made with NASA/ESA Hubble Space Telescope have revealed a giant, evolving, 10-sided atmospheric wave that surrounds Saturn's southern pole. This is the first time that a large standard of jet with regular sides has been observed in the southern hemisphere of the planet. The formation has a remarkable similarity with the famous hexagon of Saturn's northern pole, but it is also distinctly different, suggesting that scientists m…

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aeiou.pt broke the news on Sunday, September 6, 2026.
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