Sirius
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- Bayer: α Canis Maioris
- Flamsteed: 9 Canis Maioris
- Canicula; Dog Star; Hundsstern; Aschere
- Bright Star Catalog: HR 2491
- Henry Draper Catalog: HD 48915
- SAO Catalog: SAO 151881

The image of Sirius A and Sirius B taken by Hubble Space Telescope, A – bigger, B – smaller white dwarf (Credit:NASA)