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  2. List of stars in Cygnus - Wikipedia

    en.wikipedia.org/wiki/List_of_stars_in_Cygnus

    • Notes = Common name(s) or alternate name(s); comments; notable properties [for example: multiple star status, range of variability if it is a variable star, exoplanets, etc.] See also [ edit ]

  3. Cygnus (constellation) - Wikipedia

    en.wikipedia.org/wiki/Cygnus_(constellation)

    The fifth star in Cygnus above magnitude 3 is Aljanah, [23] designated ε Cygni. It is an orange-hued giant star of magnitude 2.5, 72 light-years from Earth. [25] [26] There are several other dimmer double and binary stars in Cygnus. μ Cygni is a binary star with an optical tertiary component. The binary system has a period of 790 years and is ...

  4. Zeta Cygni - Wikipedia

    en.wikipedia.org/wiki/Zeta_Cygni

    Zeta Cygni (ζ Cyg) is a binary star system in the northern constellation of Cygnus, the swan. It has an apparent visual magnitude of 3.26 and, based upon parallax measurements, is about 143 light-years (44 parsecs) away. The primary component, ζ Cyg A is a giant star with a spectral type of G8 IIIp.

  5. HD 188753 - Wikipedia

    en.wikipedia.org/wiki/HD_188753

    HD 188753 is a hierarchical triple star system approximately 151 light-years away in the constellation of Cygnus, the Swan. In 2005, an extrasolar planet was announced to be orbiting the primary star (designated HD 188753 A) in the system. Follow-up measurements by an independent group in 2007 did not confirm the planet's existence.

  6. Northern Cross (asterism) - Wikipedia

    en.wikipedia.org/wiki/Northern_Cross_(asterism)

    The Northern Cross is an astronomical asterism in the northern hemisphere of the celestial sphere, corresponding closely with the constellation Cygnus the swan. It is much larger than the Southern Cross and consists of the brightest stars in Cygnus: Deneb, Sadr, Gienah, Delta Cygni and Albireo.

  7. Kepler-23 - Wikipedia

    en.wikipedia.org/wiki/Kepler-23

    Kepler-23 is a G-type main-sequence star about 2,860 light-years (880 parsecs) away in the northern constellation of Cygnus, the swan. With an apparent visual magnitude of 13.5, [3] it is too faint to be seen with the naked eye. This star is similar in mass and temperature to the Sun, but is larger and more luminous.

  8. Albireo - Wikipedia

    en.wikipedia.org/wiki/Albireo

    Albireo is the star in the head of the constellation of Cygnus (bottom). β Cygni (Latinised to Beta Cygni) is the system's Bayer designation. The brighter of the two components is designated β¹ Cygni or Beta Cygni A and the fainter β² Cygni or Beta Cygni B. The origin of the star system's traditional name Albireo is unclear.

  9. Kepler-22 - Wikipedia

    en.wikipedia.org/wiki/Kepler-22

    Kepler-22 is a Sun-like star in the northern constellation of Cygnus, the swan, that is orbited by at least 1 planet found to be unequivocally within the star's habitable zone. It is located at the celestial coordinates : Right Ascension 19 h 16 m 52.2 s , Declination +47° 53′ 3.9″. [ 2 ]