Regulus
32Alp Leo
Regulus is a B-type (Blue-White) star located in the constellation Leo. It carries the designation 32Alp Leo.
Located approximately 79.3 light-years from Earth, Regulus resides within the broader disk of our Milky Way galaxy.
Regulus is classified as a spectral class B star (B-type (Blue-White)) on the Harvard spectral classification system.
Regulus has an apparent magnitude of +1.36, making it a bright and prominent star that is readily visible to the naked eye. It is one of the more conspicuous stars in its region of the sky. Observers will note its blue hue, which corresponds to a B-V color index of -0.087.
Physical Properties
| Spectral Class | Class B — B-type (Blue-White) |
| Color Index (B−V) | -0.087 |
Observation
| Apparent Magnitude | +1.36 |
| Absolute Magnitude | -0.57 |
| Distance | 79.3 ly |
| Constellation | Leo |
Position
| Right Ascension | 10h 8.37m |
| Declination | 11° 58.03′ |
Frequently Asked Questions
What type of star is Regulus?
Regulus is a Class B — B-type (Blue-White) star.
How far is Regulus from Earth?
Regulus is approximately 79.3 light-years from Earth.
Can you see Regulus with the naked eye?
With an apparent magnitude of 1.36, Regulus is visible to the naked eye.
What constellation is Regulus in?
Regulus is located in the constellation Leo.