Exoplanet Catalog
K2-138 g
K2-138 g is a Neptune-like exoplanet that orbits a G-type star. Its mass is 4.32 Earths, it takes 42 days to complete one orbit of its star, and is 0.23109 AU from its star. Its discovery was announced in 2021.
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PLANET TYPE
Neptune-like
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DISCOVERY DATE
2021
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MASS
4.32 Earths
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PLANET RADIUS
0.269 x Jupiter
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ORBITAL RADIUS
0.23109 AU
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ORBITAL PERIOD
42 days
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ECCENTRICITY
0.06
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DETECTION METHOD
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