Exoplanet Catalog
HD 153557 b
HD 153557 b is a Neptune-like exoplanet that orbits a K-type star. Its mass is 20.34102 Earths, it takes 7.3 days to complete one orbit of its star, and is 0.068 AU from its star. Its discovery was announced in 2022.
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PLANET TYPE
Neptune-like
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DISCOVERY DATE
2022
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MASS
20.34102 Earths
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PLANET RADIUS
0.425 x Jupiter
(estimate) |
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ORBITAL RADIUS
0.068 AU
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ORBITAL PERIOD
7.3 days
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ECCENTRICITY
0.07
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DETECTION METHOD
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