The constellation Triangulum is a small constellation of three stars in the northern sky. Only two reach the 3rd magnitude class. It can be seen in the evenings from September to March south of the constellation Andromeda.
Triangulum is located between Andromeda and Aries. Its most famous celestial object is the Triangle Nebula (M33), which is one of the closest spiral galaxies to us as a companion to the Andromeda Galaxy.
| Triangulum | |
|---|---|
| Latin name | Triangulum |
| Latin genitive | Trianguli |
| Abbreviation | Tri |
| Brightest star | β Trianguli |
| Fully visible | 90° N to 50° S |
| Observation time for Central Europe | June – March |
