Ácrux vs Antares
| Propiedad | Ácrux | Antares |
|---|---|---|
| Designación | Alp1Cru | 21Alp Sco |
| Constelación | Crux | Scorpius |
| Clase Espectral | Class B — B-type (Blue-White) | Class M — M-type (Red) |
| Magnitud Aparente | +0.77 | +1.06 |
| Magnitud Absoluta | -4,20 | -5,09 |
| Distancia | 322 ly | 554 ly |
| Masa | N/A | N/A |
| Radio | N/A | N/A |
| Temperatura | N/A | N/A |
| Luminosidad | N/A | N/A |