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Canis Major

The Greater Dog

Constellation of the southern sky

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GenitiveCanis Majoris
Constellation FamilyOrion
Celestial QuadrantSQ2
Right Ascension06h09 to 07h26
Declination-11.0° to -33.2°
Area (sq deg)380
Brightest StarSirius
Optimum VisibilityJanuary
Map of Canis Major
Relative Galactic Position of Canis Major

Canis Major lies along the course of the Milky Way, which places it on the plane of our Galaxy, as shown here.

Canis Major is most famous as the home of the Dog Star Sirius, the most brilliant star in the night sky. Much of this group lies within the Milky Way, and it is rich in open star clusters.


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