K2-389 b is a Neptune-like exoplanet that orbits a G-type star. Its mass is 5.41 Earths and it takes 8.6 days to complete one orbit of its star. Its discovery was announced in 2022.

PLANET TYPE
Neptune-like
DISCOVERY DATE
2022
MASS
5.41 Earths
PLANET RADIUS
2.184 x Earth
ORBITAL RADIUS
Unknown
ORBITAL PERIOD
8.6 days
ECCENTRICITY
0.0
DETECTION METHOD