Aludra

Eta Canis Majoris

Canis Major

2.45
Apparent Mag
2,000
Distance (ly)
B5Ia
Spectral Type
15,500
Temperature (K)

Aludra is a blue supergiant in Canis Major and one of the most luminous stars within 3,000 light-years. It is a candidate future supernova.

Stellar Data

Apparent Magnitude2.45
Absolute Magnitude-7.51
Distance2,000 light-years
Spectral TypeB5Ia
Temperature15,500 K
Luminosity105,000 L☉
Radius56 R☉
Mass19.2 M☉
Right Ascension07h 24m 05.7s
Declination-29° 18′ 11.2″
ConstellationCanis Major

Notable Facts

  • Aludra is over 100,000 times more luminous than the Sun
  • Its name means the virginity in Arabic
  • It will likely explode as a supernova in the astronomically near future

More Stars in Canis Major

View constellation