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Canis Major Constellation
Constellation Canis Major the Greater Dog Star Map

Canis Major, the Greater Dog (CMa)  

(CAN-iss MAY-jer)

The constellation of Canis Major, the Greater Dog, is best viewed in Winter during the month of February. It's brightest star is Sirius at magnitude -1.46. The boundary of the Canis Major constellation contains 9 stars that host known exoplanets.

Sirius is the 7th closest star to Earth at 8.66 light years. Red hypergiant VY Canis Majoris is the 7th largest known star in the universe at 1,400 times the size of the Sun.

      1. Pronunciation:
      2. CAN-iss MAY-jer
      1. Meaning:
      2. Greater Dog
      1. Genitive:
      2. Canis Majoris
      1. Abbreviation:
      2. CMa
      1. Constellation Family:
      2. Orion
      1. Hemisphere:
      2. Southern
      1. Quadrant:
      2. SQ2
      1. Best viewing month*:
      2. February
      1. Right Ascension (avg):
      2. 6h 50m
      1. Declination (avg):
      2. -22° 19'
      1. Brightest star:
      2. Sirius  (-1.46m)
      1. Stars with planets:
      2. 9
      1. Neutron stars:
      2. 1 stars
      1. Pulsars:
      2. 1

    * For southern latitudes, flip the season listed. For example, if a constellation is listed as best viewed in the summer in the month of July, in the southern hemisphere the constellation would be best viewed in the winter in January and would be upside-down.

    ** Circumpolar constellations are visible year-round in the hemisphere listed (and not at all in the opposite).