TRAPPIST-1 b is a super Earth exoplanet that orbits an M-type star. Its mass is 1.374 Earths, it takes 1.5 days to complete one orbit of its star, and is 0.01154 AU from its star. Its discovery was announced in 2016.

PLANET TYPE
Super Earth
DISCOVERY DATE
2016
MASS
1.374 Earths
PLANET RADIUS
1.116 x Earth
ORBITAL RADIUS
0.01154 AU
ORBITAL PERIOD
1.5 days
ECCENTRICITY
0.01
DETECTION METHOD