Английская Википедия:IRAS 17423-1755
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Шаблон:Short description Шаблон:Sky
IRAS 17423-1755 also known as Henize 3-1475 is a planetary nebula, located in the constellation of Sagittarius around 18,000 light-years away from earth. The central star is around 20,000 times as luminous as the Sun.
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