File:Canis_Major_constellation_map.svg · Wikimedia Commons · See Wikimedia Commons
Sao Thiên Lang
Also known as HD 48915, 9 Canis Majoris, NSV 17173, CEL 1368, GAT 474, HR 2491, HIP 32349, HIC 32349
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AI overview
Sirius is the brightest star visible from Earth, located in the constellation Canis Major, and it is actually a binary system made up of two stars: a main-sequence star and a white dwarf companion. It matters to astronomy and stargazing because its exceptional brightness makes it a prominent landmark in the night sky and provides scientists with an important example of a binary star system to study.
AI-generated from the Wikipedia summary — may contain errors.
Wikidata facts
- Distance from Earth
- 8.60
- Image
- Sirius.jpg
Show 15 more facts
- Commons category
- Sirius
- catalog code
- WEB 6525
- Commons gallery
- Sirius
- apparent magnitude
- -1.35
- spectral class
- A0mA1 Va+DA2
- right ascension
- 101.287155333
- declination
- -16.716115861
- radial velocity
- -7.6
- effective temperature
- 9580
- parallax