artist rendition
Artist's concept

K2-99 b is a gas giant exoplanet that orbits a G-type star. Its mass is 0.97 Jupiter, it takes 18.2 days to complete one orbit of its star, and is 0.159 AU from its star. Its discovery was announced in 2016.

PLANET TYPE
Gas Giant
DISCOVERY DATE
2016
MASS
0.97 Jupiter
PLANET RADIUS
1.29 x Jupiter
ORBITAL RADIUS
0.159 AU
ORBITAL PERIOD
18.2 days
ECCENTRICITY
0.19
DETECTION METHOD
Transit