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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 153557 · ExoFinder

HD 153557

Star 58.5 light-years from the Sun with 3 known planets

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Planets

HD 153557 bNeptune-like planet, hot
HD 153557 cNeptune-like planet, hot
HD 153557 dGas giant, frozen

Star

Spectral type: K0
Temperature: 4,837 K
Radius: 0.745 × Sun
Mass: 0.79 × Sun
Brightness seen from Earth: 7.83 mag
Distance: 58.5 ly (17.9 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: 254.4707°
Declination: 47.3679°
Catalogue names: HD 153557, HIP 83020 A, Gaia DR3 1408029509584967168