Stellar Catalog
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Nearby stars catalogue
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HD 20781
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HD 20781 b
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Exoplanet HD 20781 b

Exoplanet HD 20781 b orbits star HD 20781 that lies 117 light years away from the Sun. It weighs about 1.9 Earth masses and orbits its star much closer than Earth orbits Sun.
Sun distance
117 light years

HD 20781 b

Star: HD 20781
icon distanceDistance from the star: 0.0529 AU
icon timeOrbit around star: 5.3135 days
icon timeEccentricity: 0.1

Basic characteristic

icon weightMass: 1.9 M Earth
icon discoveryYear of discovery: 2011 (radial velocity)
Comparison to the Solar system planets
icon massMass: Earth (190 % Earth mass)
icon distanceDistance: Mercury (14 % Mercury distance)
Other designations of this exoplanet
Exoplanets around star HD 20781
Exoplanet HD 20781 b orbits star Class yellow star HD 20781, which has much lower mass than Sun. It is the only known exoplanet orbiting this star
HD 20781 b
| 0.05 AU
Star HD 20781
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