GJ 229 b is a Neptune-like exoplanet that orbits an M-type star. Its mass is 14.85045 Earths, it takes 1.6 years to complete one orbit of its star, and is 1.086215 AU from its star. Its discovery was announced in 2014.

PLANET TYPE
Neptune-like
DISCOVERY DATE
2014
MASS
14.85045 Earths
PLANET RADIUS
0.353 x Jupiter
(estimate)
ORBITAL RADIUS
1.086215 AU
ORBITAL PERIOD
1.6 years
ECCENTRICITY
0.4
DETECTION METHOD