// Constellation
Gemini
“Twins”
- Latin name
- Gemini (Gem)
- Best visibility
- evenings in February
- Fully visible between
- 90° N – 55° S
- Naked-eye stars
- 74
Gemini is highest in the evening sky (around 9 pm) in February. The whole constellation rises above the horizon between 90° N and 55° S. Its brightest star is Pollux at magnitude 1.16 — about 34 light-years away.
The brightest stars
| Star | Designation | Magnitude | Distance |
|---|---|---|---|
| Pollux | β Gem | 1.16 | 34 ly |
| Castor | α Gem | 1.58 | 51 ly |
| Alhena | γ Gem | 1.93 | 109 ly |
| Castor B | α Gem | 2.85 | 52 ly |
| Tejat | μ Gem | 2.87 | 232 ly |
| Mebsuta | ε Gem | 3.06 | 845 ly |
More constellations
Star data: HYG database. Constellation borders: IAU.