// Constellation
Cygnus
“Swan”
- Latin name
- Cygnus (Cyg)
- Best visibility
- evenings in September
- Fully visible between
- 90° N – 29° S
- Naked-eye stars
- 137
Cygnus is highest in the evening sky (around 9 pm) in September. The whole constellation rises above the horizon between 90° N and 29° S. Its brightest star is Deneb at magnitude 1.25 — about 1,412 light-years away.
The brightest stars
| Star | Designation | Magnitude | Distance |
|---|---|---|---|
| Deneb | α Cyg | 1.25 | 1,412 ly |
| Sadr | γ Cyg | 2.23 | 1,832 ly |
| Aljanah | ε Cyg | 2.48 | 73 ly |
| Fawaris | δ Cyg | 2.86 | 165 ly |
| Albireo | β¹ Cyg | 3.05 | 434 ly |
| — | ζ Cyg | 3.21 | 143 ly |
More constellations
Star data: HYG database. Constellation borders: IAU.