artist rendition
Artist's concept

HD 178911 B b is a gas giant exoplanet that orbits a G-type star. Its mass is at least 7.03 Jupiter, it takes 71.5 days to complete one orbit of its star, and is 0.339 AU from its star. Its discovery was announced in 2001.

PLANET TYPE
Gas Giant
DISCOVERY DATE
2001
MASS
at least 7.03 Jupiter
PLANET RADIUS
Unknown
ORBITAL RADIUS
0.339 AU
ORBITAL PERIOD
71.5 days
ECCENTRICITY
0.114
DETECTION METHOD
Radial Velocity