Exoplanet Catalog
K2-121 b
K2-121 b is a gas giant exoplanet that orbits a K-type star. Its mass is 0.139 Jupiters, it takes 5.2 days to complete one orbit of its star, and is 0.0629 AU from its star. Its discovery was announced in 2017.
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PLANET TYPE
Gas Giant
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DISCOVERY DATE
2017
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MASS
0.139 Jupiters
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PLANET RADIUS
0.671 x Jupiter
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ORBITAL RADIUS
0.0629 AU
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ORBITAL PERIOD
5.2 days
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ECCENTRICITY
0.22
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DETECTION METHOD
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