Exoplanet Catalog
GJ 229 b
GJ 229 b is a Neptune-like exoplanet that orbits an M-type star. Its mass is 8.478 Earths, it takes 1.4 years to complete one orbit of its star, and is 0.898 AU from its star. Its discovery was announced in 2014.
|
PLANET TYPE
Neptune-like
|
DISCOVERY DATE
2014
|
|
MASS
8.478 Earths
|
PLANET RADIUS
0.254 x Jupiter
(estimate) |
|
ORBITAL RADIUS
0.898 AU
|
ORBITAL PERIOD
1.4 years
|
|
ECCENTRICITY
0.1
|
DETECTION METHOD
|
