1.14
Apparent Mag33.78
Distance (ly)K0III
Spectral Type4,586
Temperature (K)Pollux is the brightest star in Gemini and the seventeenth-brightest in the night sky. It is an evolved orange giant with a confirmed Jupiter-mass exoplanet in orbit.
Stellar Data
Apparent Magnitude1.14
Absolute Magnitude1.09
Distance33.78 light-years
Spectral TypeK0III
Temperature4,586 K
Luminosity32.7 L☉
Radius9.06 R☉
Mass1.91 M☉
Right Ascension07h 45m 18.9s
Declination+28° 01′ 34.3″
ConstellationGemini
Notable Facts
- Pollux has a confirmed exoplanet Thestias with about 2.3 Jupiter masses
- Despite being Beta Geminorum, it is brighter than Alpha Geminorum (Castor)
- Named after one of the twin brothers from Greek mythology