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TRAPPIST-1 b

2MASS J23062928-0502285 b, K2-112 b, EPIC 246199087 b

Proper NameNone
DesignationsTRAPPIST-1 b, 2MASS J23062928-0502285 b, K2-112 b, EPIC 246199087 b
ClassificationEarth-mass planet
Orbital Period1 day, 12 hours
Mean Distance from TRAPPIST-11.7 million km
0.01 AU
Mass1.0 x Earth
Diameter1.1 x Earth
Temperature400 K (127°C)
Parent starTRAPPIST-1, red dwarf star in Aquarius
Other planets in this systemTRAPPIST-1 c, Earth-mass planet
TRAPPIST-1 d, Earth-mass planet
TRAPPIST-1 e, Earth-mass planet
TRAPPIST-1 f, Earth-mass planet
TRAPPIST-1 g, Earth-mass planet
TRAPPIST-1 h, Earth-mass planet

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