Astronomers have detected barium around the ultra-hot gas giants WASP-76 b and WASP-121 b. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.
Two massive exoplanets – worlds beyond our solar system – have barium floating high in their atmospheres. This is the heaviest element ever spotted in an exoplanet atmosphere, and astronomers don’t ...
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