artist rendition
Artist's concept

HD 164509 b is a gas giant exoplanet that orbits a G-type star. Its mass is at least 0.48 Jupiter, it takes 282.4 days to complete one orbit of its star, and is 0.875 AU from its star. Its discovery was announced in 2010.

PLANET TYPE
Gas Giant
DISCOVERY DATE
2010
MASS
at least 0.48 Jupiter
PLANET RADIUS
Unknown
ORBITAL RADIUS
0.875 AU
ORBITAL PERIOD
282.4 days
ECCENTRICITY
0.26
DETECTION METHOD
Radial Velocity