Kepler-289d is a Neptune-like exoplanet that orbits a G-type star. Its mass is 4 Earths, it takes 66.1 days to complete one orbit of its star, and is 0.33 AU from its star. Its discovery was announced in 2014.

PLANET TYPE
Neptune-like
DISCOVERY DATE
2014
MASS
4 Earths
PLANET RADIUS
0.239 x Jupiter
ORBITAL RADIUS
0.33 AU
ORBITAL PERIOD
66.1 days
ECCENTRICITY
Unknown
DETECTION METHOD
Transit