sirius star | Know about brightest star in night sky
Sirius star is 2nd brightest star in Earth sky and 1st brightest star in Earth's night sky. It is twice Brighter than the next Brightest star (Canopus) in earth sky. Its name is derived from the Greek word “Seirios” meaning “glowing” or “scorching.” It is also known as Alpha Canis Majoris. Some times, this star is misconceive taken as UFO by night viewers, but actually, it is Sirius with a pack of brightness, twinkling, and changing color.
This star has a binary star system - Sirius A and Sirius B. It is one of nearest star systems to earth with a distance of 8.6 light-years. Sirius A is the main star that can easily be seen with the naked eye in the night sky. It is about twice as massive as Sun, but Sirius B is 10,000 times dimmer than the main star. Sirius B is a white dwarf. The star system may have an age of 300 million years.
In 1844, German astronomer Friedrich Bessel observed Sirius B by the changes in the motion of the Main star. But the Dogon people of Mali in Africa knew about Sirius before it's discovery. Even they also knew about its orbit. This is mysterious - how they knew?
Sirius Black is a character in Harry Potter who can transform in a dog, and Maybe the author is inspired by Sirius star for this character. It is one of the 27 stars on the flag of Brazil, where it represents the state of Mato Grosso. An Indian manufacturing charger company named his company name on this star.
Sirius can appear blue-white color in the night sky.
Like other stars, Sirius can also flash into different colors, when it is below in Sky. When a Star is at the top in the Sky - it's light has to travel less distance and so, light does not spill. But when it is below in the Sky, its light has to reach much length and maybe break into other colors of light through the atmosphere.
This star has a binary star system - Sirius A and Sirius B. It is one of nearest star systems to earth with a distance of 8.6 light-years. Sirius A is the main star that can easily be seen with the naked eye in the night sky. It is about twice as massive as Sun, but Sirius B is 10,000 times dimmer than the main star. Sirius B is a white dwarf. The star system may have an age of 300 million years.
In 1844, German astronomer Friedrich Bessel observed Sirius B by the changes in the motion of the Main star. But the Dogon people of Mali in Africa knew about Sirius before it's discovery. Even they also knew about its orbit. This is mysterious - how they knew?
Sirius Black is a character in Harry Potter who can transform in a dog, and Maybe the author is inspired by Sirius star for this character. It is one of the 27 stars on the flag of Brazil, where it represents the state of Mato Grosso. An Indian manufacturing charger company named his company name on this star.
Sirius can appear blue-white color in the night sky.
Like other stars, Sirius can also flash into different colors, when it is below in Sky. When a Star is at the top in the Sky - it's light has to travel less distance and so, light does not spill. But when it is below in the Sky, its light has to reach much length and maybe break into other colors of light through the atmosphere.
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| Constellation Canis Majoris |
Sometimes, Sirius also called as dog star because of constellation Canis Majoris looks like a dog.
This binary star system is moving toward our solar system. And it means that, it will become more brighter in night sky, day by day. Like other stars, Sirius A will also pass through a red giant stage and become a white dwarf, but it will takes billion years.
It is believed that white dwarf-Sirius B was also in the red giant stage about 120 million years ago.
This binary star system is moving toward our solar system. And it means that, it will become more brighter in night sky, day by day. Like other stars, Sirius A will also pass through a red giant stage and become a white dwarf, but it will takes billion years.
It is believed that white dwarf-Sirius B was also in the red giant stage about 120 million years ago.
In Sanskrit Sirius is known as Mrgavyadha "deer hunter", or Lubdhaka "hunter". As Mrgavyadha, the star represents Rudra (Shiva).
In Mahabharat, the star's name is of yudhiratra's dog- "Svana".
The chinese knew this star as the star of celestial wolf.
The Greeks thought that Sirius's emanations could affect dogs adversely, making them behave abnormally during the "dog days", the hottest days of the summer.
You can draw a straight line to the Orion belt to find Sirius.
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In India,
Visible timing - December, east. - 7:30 to 8 pm.( at this time it is clearly visible in night sky )
