artist rendition
Artist's concept

Kepler-1221 b is a Neptune-like exoplanet that orbits a G-type star. Its mass is Unknown and it takes 12 days to complete one orbit of its star. Its discovery was announced in 2016.

PLANET TYPE
Neptune-like
DISCOVERY DATE
2016
MASS
Unknown
PLANET RADIUS
1.88 x Earth
ORBITAL RADIUS
Unknown
ORBITAL PERIOD
12 days
ECCENTRICITY
Unknown
DETECTION METHOD
Transit