GRUS
The Crane
(Gru)

Generalities: it is a southern constellation containing stars of moderate brightness. It transits at midnight in September.
Origins and mythology: it is a “modern” constellation and doesn't show any mythological references. The name is owed to the form it recalls.
Stars: the stars alpha and beta respectively have magnitude 1.74 and 2.11. Alpha is white-blue and is called Alnair .Beta is red and is called Al Dhanab. Besides these two stars of moderate brightness, there are other 4 stars under magnitude 3.
Table of stars brighter than magnitude
3.5
| Star | Proper name | Magnitude | Spectrum | Colour | Distance (light-years) | Notes |
| Alpha | Alnair | 1.74 | B5 | white-blue | 68 | |
| Beta | Al Dhanab | 2.11 (variable) | M3 | red | 173 | |
| Gamma | 3.01 | B8 | white | 228 | ||
| Epsilon | 3.49 | A2 | white | 82 |
Other objects: it contains different galaxies of weak brightness.