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Beta Canis Majoris (β Canis Majoris, abbreviated Beta CMa, β CMa), also named Mirzam / ˈ m ɜːr z əm /, [13] is a star in the southern constellation of Canis Major, the "Great Dog", located at a distance of about 500 light-years (150 parsecs) from the Sun. [1] In the modern constellation it lies at the position of the dog's front leg.
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A cool star, it has a surface temperature of around 2,900 K and a radius 234 times that of the Sun, its distance estimated at 1,444–1,450 light-years from Earth. [68] At the other extreme in size is RX J0720.4-3125 , a neutron star with a radius of around 5 km. [ 69 ] Exceedingly faint, it has an apparent magnitude of 26.6. [ 70 ]
Tara Gregg / EyeEm/Getty Images. Height: 17 - 20 inches Weight: 25 - 46 pounds Personality: Smart, Playful Activity Level: High Shedding Factor: Moderate Life Expectancy: 10-13 years Full ...
A simple chart for classifying the main star types using Harvard classification In astronomy , stellar classification is the classification of stars based on their spectral characteristics. Electromagnetic radiation from the star is analyzed by splitting it with a prism or diffraction grating into a spectrum exhibiting the rainbow of colors ...
2. Hypothermia . Hypothermia occurs when the body temperature drops to a dangerously low level. This can happen very quickly in smaller breeds of dogs, puppies, and older dogs.
Canes Venatici (/ ˈ k eɪ n iː z v ɪ ˈ n æ t ɪ s aɪ / KAY-neez vin-AT-iss-eye) is one of the 88 constellations designated by the International Astronomical Union (IAU). It is a small northern constellation that was created by Johannes Hevelius in the 17th century.
Sigma Octantis is a solitary [9] star in the Octans constellation that forms the pole star of the Southern Hemisphere.Its name is also written as σ Octantis, abbreviated as Sigma Oct or σ Oct, and it is officially named Polaris Australis (/ p oʊ ˈ l ɛər ɪ s ɔː ˈ s t r eɪ l ɪ s /). [10]