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Canis Major

Canis Major: A constellation in the southern sky that contains Sirius, the brightest star in the night sky, and several other bright stars and star clusters.
History and mythology: The constellation was known to ancient civilizations and associated with various myths, such as a dog following Orion, a bow and arrow, or a wolf. Different cultures had different names and interpretations for the stars of Canis Major.
Bright and variable stars: The constellation has many luminous and massive stars, some of which are variable, binary, or multiple systems. Some of the notable stars are Adhara, Wezen, Mirzam, Aludra, and VY Canis Majoris, one of the largest stars known.
Nebulae and star clusters: The constellation lies in the Milky Way and has several open clusters, such as M41, NGC 2362, and NGC 2354. It also has emission nebulae, such as NGC 2359 (Thor's Helmet) and the red reflection nebula around VY Canis Majoris.
Galaxies and extragalactic objects: The constellation hosts some interacting and dwarf galaxies, such as NGC 2207 and IC 2163, ESO 489-056, and the controversial Canis Major Dwarf, which may be the closest satellite galaxy to the Milky Way.
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constellation Canis Major art Canis Major