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Deneb

A distant, extremely luminous blue supergiant in Cygnus.

Deneb is a blue supergiant and the brightest star in Cygnus, part of the Summer Triangle. It is the 19th-brightest star in the night sky.

Its distance is uncertain, from 1,400 to 2,600 light-years, so its luminosity is estimated between 55,000 and 196,000 times the Sun's. Its name comes from Arabic for tail.

Quick Facts

Type
Blue supergiant
Constellation
Cygnus
Distance
~1,400-2,600 light-years

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