Achernar vs Barnard's Star
| Property | Achernar | Barnard's Star |
|---|---|---|
| Designation | Alp Eri | N/A |
| Constellation | N/A | N/A |
| Spectral Class | Class B — B-type (Blue-White) | N/A |
| Apparent Magnitude | +0.45 | +9.54 |
| Absolute Magnitude | -2.70 | 13.24 |
| Distance | 139 ly | 6.0 ly |
| Mass | N/A | N/A |
| Radius | N/A | N/A |
| Temperature | N/A | N/A |
| Luminosity | N/A | N/A |