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Metal-Rich Gas Seen Streaming from Hot Jupiter WASP-121b



WASP-121b is about two times bigger than Jupiter and 1.2 times more massive. Discovered in 2016, the planet is located 881 light-years away in the constellation Puppis. Its atmosphere is so hot that metals such as iron and magnesium are vaporizing and escaping the planet’s gravitational pull. Hot Jupiters are gas giants with orbital period […]



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