TRAPPIST-1 h is a terrestrial exoplanet that orbits an M-type star. Its mass is 0.326 Earths, it takes 18.8 days to complete one orbit of its star, and is 0.06189 AU from its star. Its discovery was announced in 2017.

PLANET TYPE
Terrestrial
DISCOVERY DATE
2017
MASS
0.326 Earths
PLANET RADIUS
0.755 x Earth
ORBITAL RADIUS
0.06189 AU
ORBITAL PERIOD
18.8 days
ECCENTRICITY
0.01
DETECTION METHOD