GJ 3138 b is a super Earth exoplanet that orbits a K-type star. Its mass is at least 1.78 Earths, it takes 1.2 days to complete one orbit of its star, and is 0.0197 AU from its star. Its discovery was announced in 2017.

PLANET TYPE
Super Earth
DISCOVERY DATE
2017
MASS
at least 1.78 Earths
PLANET RADIUS
Unknown
ORBITAL RADIUS
0.0197 AU
ORBITAL PERIOD
1.2 days
ECCENTRICITY
0.19
DETECTION METHOD
Radial Velocity