artist rendition
Artist's concept

WISEP J121756.91+162640.2 A b is a gas giant exoplanet that orbits a M-type star. Its mass is 22 Jupiters, it takes 130.7 years to complete one orbit of its star, and is 8 AU from its star. Its discovery was announced in 2012.

PLANET TYPE
Gas Giant
DISCOVERY DATE
2012
MASS
22 Jupiters
PLANET RADIUS
0.934 x Jupiter
ORBITAL RADIUS
8.0 AU
ORBITAL PERIOD
130.7 years
ECCENTRICITY
Unknown
DETECTION METHOD
Imaging