artist rendition
Artist's concept

KOI-55 b is a terrestrial exoplanet that orbits an O-type star. Its mass is 0.44 Earths, it takes 0.2 days to complete one orbit of its star, and is 0.006 AU from its star. Its discovery was announced in 2011.

PLANET TYPE
Terrestrial
DISCOVERY DATE
2011
MASS
0.44 Earths
PLANET RADIUS
0.759 x Earth
ORBITAL RADIUS
0.006 AU
ORBITAL PERIOD
0.2 days
ECCENTRICITY
Unknown
DETECTION METHOD
Orbital Brightness Modulation