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New Research Reveals Jupiter's Great Red Spot Is a Younger Storm

Study suggests the iconic storm formed around 1831, replacing an earlier vortex observed in the 17th century.

  • Jupiter's Great Red Spot, long thought to be centuries old, is now believed to have formed about 190 years ago.
  • The original storm observed by Giovanni Cassini in 1665, known as the 'Permanent Spot,' likely disappeared by the mid-18th century.
  • Researchers used historical data and computer simulations to differentiate between the two storms.
  • The Great Red Spot has been shrinking over time, currently measuring about 8,700 miles in diameter.
  • Future studies will explore the storm's longevity and potential for further changes.
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