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Kepler-51
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Kepler-51 b
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Exoplanet Kepler-51 b

Exoplanet Kepler-51 b orbits star Kepler-51 that lies 2615 light years away from the Sun. It weighs about 2.2 Earth masses and orbits its star closer than Earth orbits Sun.
Sun distance
2615 light years

iconKepler-51 b

Exoplanet, super-puff
Star: Kepler-51
icon distanceDistance from the star: 0.2514 AU
icon timeOrbit around star: 45.154 days

Basic characteristic

icon weightMass: 2.2 M Earth
icon radiusSize: 7.095 R Earth | 0.6 R Jupiter
icon densityDensity: 34 kg/m3 | 1 % Earth
Other designations of this exoplanet
KOI-620 b, 2MASS J19455514+4956156 b, KIC 11773022 b, TIC 27846348 b, WISE J194555.14+495615.6 b

Kepler-51 system structure

Exoplanet Kepler-51 b orbits star Kepler-51, which has lower mass than Sun. It is one of 4 known exoplanets orbiting this star.
Kepler-51
Kepler-51 e
unconfirmed
n/a 260 days
Kepler-51 b 0.25 AU 2.2 M 7.1 R 45.2 days
Kepler-51 c 0.38 AU 4.1 M 9 R 85.3 days
Kepler-51 d 0.51 AU 7.6 M 9.7 R 130.2 days

Comparison

When comparing to the Solar system planets, Kepler-51 b has 15 % of mass of Uranus and it orbits its star closer than Mercury orbits the Sun.
Mercury Venus Earth Mars Jupiter Saturn Uranus Neptune
icon mass Mass 40.452.732.2320.230.010.020.150.13
icon size Size18.537.477.113.390.630.781.771.87
icon density Density0.010.010.010.010.030.050.030.02
icon distance Distance0.640.350.250.160.050.030.010.01

Habitability

Habitable zone of the star: 0.8 - 1.2 AU
check iconThe planet is too hot to sustain liquid water.
check iconThe planet has mass comparable to Earth.
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