Exoplanet Catalog
HD 191939 d
HD 191939 d is a Neptune-like exoplanet that orbits a G-type star. Its mass is 2.8 Earths, it takes 38.4 days to complete one orbit of its star, and is 0.2132 AU from its star. Its discovery was announced in 2020.
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PLANET TYPE
Neptune-like
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DISCOVERY DATE
2020
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MASS
2.8 Earths
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PLANET RADIUS
0.267 x Jupiter
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ORBITAL RADIUS
0.2132 AU
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ORBITAL PERIOD
38.4 days
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ECCENTRICITY
0.03
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DETECTION METHOD
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