Alcyone vs Atlas
| Property | Alcyone | Atlas |
|---|---|---|
| Designation | 25Eta Tau | 27 Tau |
| Constellation | Taurus | Taurus |
| Spectral Class | Class B — B-type (Blue-White) | Class B — B-type (Blue-White) |
| Apparent Magnitude | +2.85 | +3.62 |
| Absolute Magnitude | -2.61 | -1.72 |
| Distance | 403 ly | 382 ly |
| Mass | N/A | N/A |
| Radius | N/A | N/A |
| Temperature | N/A | N/A |
| Luminosity | N/A | N/A |