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Sirius is the brightest star in the night sky.
'½Ã¸®¿ì½º'¶ó´Â À̸§Àº °í´ë ±×¸®½ºÀÇ Σείριος ¼¼À̸®¿À½º¿¡¼ À¯·¡Çß´Ù.
The name 'Sirius' comes from the ancient Greek Σείριος Seyrios.
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It means 'burning, shining'.
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Sirius has an apparent grade of -1.47.
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It is about twice as bright as the second brightest Canopus.
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It is the brightest star except for the sun.
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The distance to Sirius as measured by the Hipparcos satellite is 8.6 light years.
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It is a neighboring star system close to the solar system.
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Sirius is the closest star to the Earth after the Sun among the stars that can be seen with the naked eye by people living between 30 and 73 degrees latitude in the Earth's northern hemisphere.
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Sirius is slowly approaching the solar system.
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It will get brighter and brighter until 60,000 years from now.
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It will darken again with its peak in 60,000 years.
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However, for the next 210,000 years, it will maintain the position of the brightest star in the night sky. |