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TW Hydrae
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TW Hydrae b
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Exoplanet TW Hydrae b

(Unconfirmed Exoplanet)
TW Hydrae b is an unconfirmed exoplanet detected around star TW Hydrae. More observations are needed to confirm its existence.
Sun distance
196 light years

TW Hydrae b

Star: TW Hydrae
icon distanceDistance from the star: 22 AU

Basic characteristic

icon weightMass: 23.7 M Earth
icon radiusSize: 4.25 R Earth | 0.4 R Jupiter
icon densityDensity: 1704 kg/m3 | 31 % Earth
icon temperatureTemperature: 40 K | -233 °C
icon discoveryYear of discovery: 2007
Comparison to the Solar system planets
icon massMass: Neptune (138 % Neptune mass)
icon radiusSize: Neptune (110 % Neptune radius)
icon massDensity: Neptune (104 % Neptune density)
icon distanceDistance: Uranus (114 % Uranus distance)
Other designations of this exoplanet
TWA 1 b, TW Hya b, CD−34° 7151 b, HIP 53911 b
Star TW Hydrae
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