Tags: Star.

Sirius is the brightest star in the night sky. With a visual apparent magnitude of −1.46 it is almost twice as bright as Canopus the next brightest star. The name Sirius is derived from the Ancient Greek: Σείριος Seirios (glowing or scorcher). The star has the Bayer designation Alpha Canis Majoris (α CMa).

Canis_Major_constellation_map.svg

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