7.31
Apparent Mag7,500
Distance (ly)O2If*
Spectral Type42,500
Temperature (K)HD 93129 A is one of the most luminous stars in the Milky Way, an O2 supergiant in the Carina Nebula.
Stellar Data
Apparent Magnitude7.31
Absolute Magnitude-6.5
Distance7,500 light-years
Spectral TypeO2If*
Temperature42,500 K
Luminosity2,500,000 L☉
Radius22.5 R☉
Mass110 M☉
Right Ascension10h 43m 57.5s
Declination-59° 32′ 51.3″
ConstellationCarina
Notable Facts
- HD 93129 A is one of the most luminous stars in our galaxy
- It has a mass of about 110 solar masses
- The star lies in the Carina Nebula region