Kepler-444 d is a terrestrial exoplanet that orbits a K-type star. Its mass is 0.2 Earths, it takes 6.2 days to complete one orbit of its star, and is 0.06 AU from its star. Its discovery was announced in 2015.

PLANET TYPE
Terrestrial
DISCOVERY DATE
2015
MASS
0.2 Earths
PLANET RADIUS
0.53 x Earth
ORBITAL RADIUS
0.06 AU
ORBITAL PERIOD
6.2 days
ECCENTRICITY
0.18
DETECTION METHOD