Exoplanet Catalog
GJ 3998 b
GJ 3998 b is a super Earth exoplanet that orbits an M-type star. Its mass is 2.47 Earths, it takes 2.6 days to complete one orbit of its star, and is 0.029 AU from its star. Its discovery was announced in 2016.
PLANET TYPE
Super Earth
|
DISCOVERY DATE
2016
|
MASS
2.47 Earths
|
PLANET RADIUS
1.38 x Earth
(estimate) |
ORBITAL RADIUS
0.029 AU
|
ORBITAL PERIOD
2.6 days
|
ECCENTRICITY
0.0
|
DETECTION METHOD
|