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TRAPPIST-1
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TRAPPIST-1 h
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Exoplanet TRAPPIST-1 h

Exoplanet TRAPPIST-1 h orbits star TRAPPIST-1 that lies 41 light years away from the Sun. It weighs about 0.3 Earth masses and orbits its star much closer than Earth orbits Sun.
Sun distance
41 light years

TRAPPIST-1 h

Exoplanet
Star: TRAPPIST-1
icon distanceDistance from the star: 0.063 AU
icon timeOrbit around star: 20 days

Basic characteristic

icon weightMass: 0.3 M Earth
icon radiusSize: 0.755 R Earth | 0.1 R Jupiter
icon densityDensity: 4240 kg/m3 | 77 % Earth
icon temperatureTemperature: 168 K | -105 °C
icon discoveryYear of discovery: 2017 (transit)
Comparison to the Solar system planets
icon radiusSize: Earth (75.5 % Earth radius)
icon massDensity: Mars (108 % Mars density)
icon distanceDistance: Mercury (16 % Mercury distance)
Other designations of this exoplanet
2MASS J23062928-0502285 h, 2MASSI J2306292-050227 h, 2MASSW J2306292-050227 h, 2MUDC 12171 h, K2-112 h, TIC 278892590 h, WISEA J230630.02-050234.1 h, EPIC 200164267 h
Exoplanets around star TRAPPIST-1
Exoplanet TRAPPIST-1 h orbits star Class red dwarf TRAPPIST-1, which has much lower mass than Sun. It is one of 7 known exoplanets orbiting this star.
TRAPPIST-1 b
| 0.01 AU
TRAPPIST-1 c
| 0.02 AU
TRAPPIST-1 d
| 0.02 AU
TRAPPIST-1 e
| 0.03 AU
TRAPPIST-1 f
| 0.04 AU
TRAPPIST-1 g
| 0.05 AU
TRAPPIST-1 h
| 0.06 AU
Star TRAPPIST-1
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