Deneb (/ ˈdɛnɛb /) is a blue supergiant star in the constellation of Cygnus. It is the brightest star in the constellation and the 19th brightest in the night sky, with an apparent magnitude slightly varying between +1.21 and +1.29. Deneb is one of the vertices of the asterism known as the Summer Triangle and the "head" of the Northern Cross.

Dec 25, 2023 · Deneb, Alpha Cygni (α Cyg), is a class A supergiant located at an approximate distance of 2,615 light years from Earth. With an average apparent magnitude of 1.25, it is the brightest star in the constellation Cygnus and the 19th brightest star in the sky. The supergiant is the most distant and most luminous first magnitude star.

Jul 12, 2024 · Deneb or Alpha Cygni is the northernmost star in the famous Summer Triangle, a prominent asterism visible in the east on July and August evenings. Three bright stars make up the Summer...

Sep 24, 2013 · Deneb is the most distant bright star in Earth's sky, lying thousands of light-years away from Earth. (Its exact distance is uncertain.) The star is in the "tail" of the...

Deneb (alpha Cygni) is the brightest star in the Constellation Cygnus, and one of the brightest stars in the night sky. It has an average apparent magnitude of 1.25, making it a first magnitude Star, and it is 196,000 times more luminous than the Sun.

May 26, 2023 · Bottom line: The star Deneb – part of the famous Summer Triangle – is one of the most distant stars you can see with your eye alone. But we don’t yet know its precise distance.

Deneb, one of the brightest stars, with an apparent magnitude of 1.25. This star, at about 1,500 light-years’ distance, is the most remote (and brightest intrinsically) of the 20 apparently brightest stars. It lies in the northern constellation Cygnus and, with Vega and Altair, forms the prominent.

Apr 28, 2017 · Deneb (Alpha Cygni) is the most luminous star in the constellation Cygnus, and with an apparent magnitude of +1.25, it is the 19th most luminous star in the entire night sky. The star forms one of the vertices of the Summer Triangle asterism, and marks out the “head” of …

Jun 15, 2014 · Deneb, Alpha Cygni, is the brightest star in Cygnus constellation and the most distant of all first magnitude stars. It is a luminous blue supergiant. It is one of the stars that form the Summer Triangle, along with Altair in Aquila constellation and Vega in Lyra.

Oct 15, 2018 · Such is the case with Deneb, a 1st magnitude star and one of the most distant stars you can see without optical aid. Deneb is a bluish-white supergiant around 200 times the size of the Sun and burning through its fuel at a rapid rate. Deneb shines bright in the constellation Cygnus.