artist rendition
Artist's concept

Kepler-117 b is a Neptune-like exoplanet that orbits a F-type star. Its mass is 29.875 Earth, it takes 18.8 days to complete one orbit of its star, and is 0.1445 AU from its star. Its discovery was announced in 2014.

PLANET TYPE
Neptune-like
DISCOVERY DATE
2014
MASS
29.875 Earth
PLANET RADIUS
0.719 x Jupiter
ORBITAL RADIUS
0.1445 AU
ORBITAL PERIOD
18.8 days
ECCENTRICITY
0.0493
DETECTION METHOD
Transit