K2-138 b is a super Earth exoplanet that orbits a G-type star. Its mass is Unknown, it takes 2.4 days to complete one orbit of its star, and is 0.0338 AU from its star. Its discovery was announced in 2017.

PLANET TYPE
Super Earth
DISCOVERY DATE
2017
MASS
Unknown
PLANET RADIUS
1.57 x Earth
ORBITAL RADIUS
0.0338 AU
ORBITAL PERIOD
2.4 days
ECCENTRICITY
0.403
DETECTION METHOD
Transit