WASP-49

作者：Pan-STARRS

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WASP-49, also known as TOI-479 and Gaia-TROI-197 is a binary star system consisting of a Sun-like star and a red dwarf about 638.11 light-years away in the constellation Lepus. The larger star's sole Jupiter-sized planet has been detected with an extensive sodium envelope surrounding it, which had led some researchers theorize that it might be caused by an Io-like exomoon, however the planet's proximity to its host star deemed this hypothetical moon unlikely to exist

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