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Exoplanet data from the NASA Exoplanet Archive. Images of exoplanets are illustrations computed from the data, not photographs. Maps of the solar system: Solar System Scope. Sky panorama: ESO/S. Brunier. Both under CC BY 4.0, scaled down.

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HD 191939 · ExoFinder

HD 191939

Star 175 light-years from the Sun with 6 known planets

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Planets

HD 191939 bNeptune-like planet, hot
HD 191939 cNeptune-like planet, hot
HD 191939 dNeptune-like planet, hot
HD 191939 eGas giant, hot
HD 191939 gNeptune-like planet, temperate
HD 191939 fGas giant, frozen

Star

Spectral type: G9 V
Temperature: 5,348 K
Radius: 0.94 × Sun
Mass: 0.81 × Sun
Brightness seen from Earth: 8.97 mag
Distance: 175 ly (53.6 pc)

Brightness is given in magnitudes: the smaller the number, the brighter the star. The faintest stars visible to the naked eye are around 6 mag.

Position

Right ascension: 302.0256°
Declination: 66.8503°
Catalogue names: HD 191939, HIP 99175, Gaia DR3 2248126315275354496