Alcyone vs Antares
| Property | Alcyone | Antares |
|---|---|---|
| Designation | 25Eta Tau | 21Alp Sco |
| Constellation | Taurus | Scorpius |
| Spectral Class | Class B — B-type (Blue-White) | Class M — M-type (Red) |
| Apparent Magnitude | +2.85 | +1.06 |
| Absolute Magnitude | -2.61 | -5.09 |
| Distance | 403 ly | 554 ly |
| Mass | N/A | N/A |
| Radius | N/A | N/A |
| Temperature | N/A | N/A |
| Luminosity | N/A | N/A |