The atmosphere of the Earth consists of 5 layers with different characteristics. On the other hand, exoplanets - a term used for planets outside the Solar system - were assumed to have a one-layered uniform atmosphere by astronomers until now.
A recent study conducted by a team of researchers led by the University of Lund just revealed that an extreme exoplanet named WASP-189b has a multi-layered atmosphere just like that of Earth's.
"Our results demonstrate that even the atmospheres of intensely irradiated giant gas planets have complex three-dimensional structures," Jens Hoeijmakers, an astronomer from Lund University in Sweden said.
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