GJ 229 A c is a Neptune-like exoplanet that orbits an M-type star. Its mass is 8.57613 Earths, it takes 121.9 days to complete one orbit of its star, and is 0.384214 AU from its star. Its discovery was announced in 2020.

PLANET TYPE
Neptune-like
DISCOVERY DATE
2020
MASS
8.57613 Earths
PLANET RADIUS
0.256 x Jupiter
(estimate)
ORBITAL RADIUS
0.384214 AU
ORBITAL PERIOD
121.9 days
ECCENTRICITY
0.37
DETECTION METHOD