HR 8799

HR 8799

Pegasus

5.95
Apparent Mag
129
Distance (ly)
F0V
Spectral Type
7,430
Temperature (K)

HR 8799 hosts four giant planets that have been directly imaged, making it the first multi-planet system to be photographed.

Stellar Data

Apparent Magnitude5.95
Absolute Magnitude2.98
Distance129 light-years
Spectral TypeF0V
Temperature7,430 K
Luminosity4.9 L☉
Radius1.44 R☉
Mass1.47 M☉
Right Ascension23h 07m 28.7s
Declination+21° 08′ 03.3″
ConstellationPegasus

Notable Facts

  • HR 8799 has four directly imaged giant planets
  • It was the first multi-planet system to be photographed
  • The planets orbit at large distances similar to our outer solar system

More Stars in Pegasus

View constellation