Sirius
CategoryStar
SystemSirius
Diameter1191000 km
About Sirius
The brightest star in the night sky, 8.6 light-years away in Canis Major. Twice the mass of the Sun and 25 times brighter. Has a white dwarf companion, Sirius B, nicknamed the Pup, the first white dwarf ever identified. Its rising once marked the Nile floods in ancient Egypt. Name means glowing in Greek.
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