artist rendition
Artist's concept

GJ 1148 b is a gas giant exoplanet that orbits a M-type star. Its mass is at least 0.30425 Jupiters, it takes 41.4 days to complete one orbit of its star, and is 0.166 AU from its star. Its discovery was announced in 2010.

PLANET TYPE
Gas Giant
DISCOVERY DATE
2010
MASS
at least 0.30425 Jupiters
PLANET RADIUS
Unknown
ORBITAL RADIUS
0.166 AU
ORBITAL PERIOD
41.4 days
ECCENTRICITY
0.38
DETECTION METHOD
Radial Velocity