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Roaring in the universe

21 Jan 2025

Record: An international team has measured extreme storms racing at supersonic speeds around the equator of an exoplanet.

Astronomers have discovered extremely powerful winds pummeling the equator of WASP-127b, a giant exoplanet. Reaching speeds up to 33 000 km/h, the winds make up the fastest jetstream of its kind ever measured on a planet. The discovery was made using the European Southern Observatory’s Very Large Telescope (ESO’s VLT) in Chile and provides unique insights into the weather patterns of a distant world.

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