artist rendition
Artist's concept

Kepler-28 c is a Neptune-like exoplanet that orbits a K-type star. Its mass is 1.36 Jupiter, it takes 9 days to complete one orbit of its star, and is 0.081 AU from its star. Its discovery was announced in 2011.

PLANET TYPE
Neptune-like
DISCOVERY DATE
2011
MASS
1.36 Jupiter
PLANET RADIUS
0.303 x Jupiter
ORBITAL RADIUS
0.081 AU
ORBITAL PERIOD
9 days
ECCENTRICITY
Unknown
DETECTION METHOD
Transit