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Variable star in the Cygnus constellation
CH Cygni (CH Cyg / HIP 95413 / BD +49 2999) is a red giant, variable, symbiotic binary in the constellation Cygnus. CH Cygni has a mass of 2 M☉ and a radius
CH_Cygni
Double star system in the constellation Cygnus
Albireo /ælˈbɪrioʊ/ is a double star designated Beta Cygni (β Cygni, abbreviated Beta Cyg, β Cyg). The International Astronomical Union uses the name "Albireo"
Albireo
Binary star system in the Cygnus constellation
61 Cygni /ˈsɪɡni/ is a binary star system in the northern constellation Cygnus, consisting of a pair of K-type dwarf stars that orbit each other in a
61_Cygni
Variable star in the constellation Cygnus
P Cygni (34 Cygni) is a variable star in the constellation Cygnus. The designation "P" was originally assigned by Johann Bayer in Uranometria as a nova
P_Cygni
Constellation in the northern celestial hemisphere
stellar association of Cygnus OB2. One of the stars of this association, NML Cygni, is one of the largest stars currently known. The constellation is also
Cygnus_(constellation)
Third-magnitude star in the constellation Cygnus
Delta Cygni is a binary star of a combined third-magnitude in the constellation of Cygnus. It is also part of the Northern Cross asterism whose brightest
Delta_Cygni
Blue supergiant star in the constellation Cygnus
consisting of Deneb, Gamma Cygni, Delta Cygni, 30 Cygni, Nu Cygni, Tau Cygni, Upsilon Cygni, Zeta Cygni and Epsilon Cygni. Consequently, the Chinese name
Deneb
Star in the constellation Cygnus
NML Cygni or V1489 Cygni (abbreviated to NML Cyg or V1489 Cyg) is a red hypergiant or red supergiant (RHG or RSG) in the constellation Cygnus. It is one
NML_Cygni
Star in the constellation Cygnus
consisting of Epsilon Cygni, Gamma Cygni, Delta Cygni, 30 Cygni, Alpha Cygni, Nu Cygni, Tau Cygni, Upsilon Cygni and Zeta Cygni. Consequently, the Chinese
Epsilon_Cygni
Binary star in the constellation Vela
(Mg+). In this regard, it is similar to the symbiotic star CH Cygni, except that CH Cygni also has neutral oxygen lines. Excess infrared emission signifies
WY_Velorum
Multiple system in the constellation Cygnus
V404 Cygni is a microquasar and a triple star system in the constellation of Cygnus. It contains a black hole with a mass of about 9 M☉ and an early K
V404_Cygni
Multiple star in the constellation Cygnus
16 Cygni A and 16 Cygni B, together with a red dwarf, 16 Cygni C. In 1996 an extrasolar planet was discovered in an eccentric orbit around 16 Cygni B.
16_Cygni
Binary star system in the constellation Cygnus
52 Cygni is a giant star in the northern constellation of Cygnus with an apparent magnitude of 4.22. Based on its Hipparcos parallax, it is about 291
52_Cygni
A-type main sequence star in the constellation Cygnus
29 Cygni (also widely known as HIP 99770) is a single star in the northern constellation of Cygnus. It is dimly visible to the naked eye as a white-hued
29_Cygni
Star system in the constellation Cygnus
Pi2 Cygni, Latinized from π2 Cygni, is a possible triple star system in the northern constellation of Cygnus. It is visible to the naked eye about 2.5°
Pi2_Cygni
HD 197037 197037 101948 20h 39m 33s +42° 14′ 55″ 6.81 108 F7V has a planet (b) CH Cygni 182917 95413 19h 24m 33.07s +50° 14′ 29.1″ 7.08 900 M3III Z And and SR
List_of_stars_in_Cygnus
Star in the constellation Cygnus
consisting of Gamma Cygni, Delta Cygni, 30 Cygni, Alpha Cygni, Nu Cygni, Tau Cygni, Upsilon Cygni, Zeta Cygni and Epsilon Cygni. Consequently, the Chinese
Gamma_Cygni
Star and surrounding nebula
44 Cygni is a supergiant star in the constellation Cygnus. It is surrounded by the reflection nebula vdB 133. The nebula Sh 2-106 is found less than a
44_Cygni
Binary star system in the constellation Cygnus
32 Cygni (32 Cyg, Omicron2 Cyg, ο2 Cyg, ο3 Cyg) is a binary star system in the Cygnus constellation. It is a 4th magnitude star, which can be seen with
32_Cygni
Star in the constellation Cygnus
Mu Cygni is a binary star in the northern constellation of Cygnus. Its name is a Bayer designation that is Latinized from μ Cygni, and abbreviated Mu Cyg
Mu_Cygni
Triple star system in the constellation Cygnus
31 Cygni, also known as ο1 Cygni, Omicron1 Cygni, ο2 Cygni or V695 Cygni, is a ternary star system about 750 light years away in the constellation Cygnus
31_Cygni
(also known as 29 Cygni b) is a directly imaged super-Jupiter and gas giant exoplanet orbiting the A-type star HIP 99770 (29 Cygni) and detected with
HIP_99770_b
Star in the constellation Cygnus
68 Cygni is a star in the constellation Cygnus. Located approximately 690 parsecs (2,300 ly) distant, the star is a hot blue giant of spectral type O7
68_Cygni
Star in the constellation Cygnus
Pi1 Cygni, also named Azelfafage /əˈzɛlfəfeɪdʒ/, is a star in the northern constellation of Cygnus. It is visible to the naked eye, having a combined
Pi1_Cygni
Variable star in the constellation Cygnus
SS Cygni is a variable star in the northern constellation Cygnus (the Swan). It was discovered in 1896 by Louisa D. Wells, a computer working under Edward
SS_Cygni
Star in the constellation Cygnus
Upsilon Cygni is a star in the northern constellation of Cygnus. Its name is a Bayer designation that is Latinized from υ Cygni, and abbreviated Upsilon
Upsilon_Cygni
Star in the constellation Cygnus
Omega2 Cygni, Latinized from ω2 Cygni, is the Bayer designation for a solitary star in the northern constellation of Cygnus. It has an apparent visual
Omega2_Cygni
Star in the constellation Cygnus
27 Cygni is a subgiant star in the northern constellation of Cygnus. It is faintly visible to the naked eye with an apparent visual magnitude of 5.38
27_Cygni
Giant star in the constellation Cygnus
26 Cygni is a single star in the northern constellation of Cygnus. It has the Bayer designation e Cygni, while 26 Cygni is the Flamsteed designation. This
26_Cygni
Star in the constellation Cygnus
Chi Cygni is a Mira variable star in the constellation Cygnus, and also an S-type star. Its name is a Bayer designation that is Latinized from χ Cygni, and
Chi_Cygni
Star in the constellation Cygnus
V1974 Cygni or Nova Cygni 1992 was a nova, visible to the naked eye, in the constellation Cygnus. It was discovered visually with 10×50 binoculars on
V1974_Cygni
Star in the constellation Cygnus
That pair is known as ο1 Cygni, while ο2 Cygni is a degree away. Both ο1 and ο2 are 4th magnitude stars. Anderson, E.; Francis, Ch. (2012). "XHIP: An extended
30_Cygni
Nebula near the star Sadr
1318 (also known as Gamma Cygni Nebula) is the diffuse emission nebula and a H II region surrounding the star Sadr (γ Cygni) at the center of Cygnus's
IC_1318
Star in the constellation Cygnus
Phi Cygni, Latinized from φ Cygni, is a binary star system in the northern constellation of Cygnus. It is faintly visible to the naked eye with an apparent
Phi_Cygni
Star in the constellation Cygnus
V1500 Cygni or Nova Cygni 1975 was a bright nova occurring in 1975 in the constellation Cygnus. It had the second highest intrinsic brightness of any
V1500_Cygni
Visible star that is nearly aligned with Earth's axis of rotation
close enough to be taken as marking the pole, while third-magnitude Delta Cygni will be a more helpful pole star, at a distance of 3° from celestial north
Pole_star
Star in the constellation Cygnus
ψ Cygni, Latinised as Psi Cygni, is a triple star system in the constellation called Cygnus. With a combined apparent visual magnitude of 4.92, it is
Psi_Cygni
Variable star in the constellation Cygnus
X Cygni is a variable star in the northern constellation of Cygnus, abbreviated X Cyg. This is a Delta Cephei variable that ranges in brightness from
X_Cygni
Star in the constellation Cygnus
57 Cygni is a close binary star system in the constellation Cygnus, located about 530 light years from Earth. It is visible to the naked eye as a blue-white
57_Cygni
Star in the constellation Cygnus
KY Cygni is a variable red supergiant or hypergiant of spectral class M3Ia located in the constellation Cygnus. It is approximately 4,700 light-years
KY_Cygni
K-type bright giant/supergiant star in the constellation Cygnus
63 Cygni is a single star in the northern constellation of Cygnus, located around 1,030 light years away from Sun. It is visible to the naked eye as an
63_Cygni
Star in the constellation Cygnus
Eta Cygni (η Cygni), also named Almighzal, is a star in the northern constellation of Cygnus. It is visible to the naked eye with an apparent visual magnitude
Eta_Cygni
Binary star in the constellation Cygnus
Y Cygni is an eclipsing and double-lined spectroscopic binary star system in the constellation of Cygnus. It is located about 4,900 light-years from Earth
Y_Cygni
Type of star that is luminous, blue, and variable in brightness
one of the brightest stars of the Large Magellanic Cloud. The LBV stars P Cygni and η Carinae have been known as unusual variables since the 17th century
Luminous_blue_variable
Star in the constellation Cygnus
ξ Cygni (Latinised as Xi Cygni) is a spectroscopic binary star in the constellation Cygnus, made up of a K-type supergiant star (primary) and an A-type
Xi_Cygni
Star in the constellation Cygnus
TT Cygni is a carbon star located 561 parsecs (1,830 ly) away in the northern constellation of Cygnus. It is classified as a semiregular variable of subtype
TT_Cygni
Binary star system in the constellation Cygnus
Iota1 Cygni is a probable binary star system in the northern constellation Cygnus. Its name is a Bayer designation that is Latinized from ι1 Cygni, and
Iota1_Cygni
Star in the constellation Cygnus
28 Cygni is a binary star in the northern constellation of Cygnus. It is a faint blue-white hued star but visible to the naked eye with an apparent visual
28_Cygni
Star in the constellation Cygnus
R Cygni is a variable star of the Mira type in the constellation Cygnus, less than 4' from θ Cygni. This is a red giant star on the asymptotic giant branch
R_Cygni
A-type main sequence star in the constellation Cygnus
Iota2 Cygni is a single star in the constellation Cygnus. Its name is a Bayer designation that is Latinized from ι2 Cygni, and abbreviated Iota2 Cyg or
Iota2_Cygni
X-ray binary in Cygnus containing a stellar black hole
sphere, this star lies about half a degree from the 4th-magnitude star Eta Cygni. HDE 226868 is a typical O-type supergiant; the strong X-ray emissions from
Cygnus_X-1
Star in the constellation Cygnus
71 Cygni is a star in the northern constellation of Cygnus, located 212 light years from the Sun. 71 Cygni is the Flamsteed designation; it has the Bayer
71_Cygni
Semi-regular variable star in the constellation Cygnus
W Cygni is a semi-regular variable star in the constellation Cygnus, located 570 light-years from Earth. It lies less than half a degree southeast of
W_Cygni
Star in the constellation Cygnus
RW Cygni is a semiregular variable star in the constellation Cygnus, about a degree east of 2nd magnitude γ Cygni. Its apparent magnitude varies between
RW_Cygni
Star in the constellation Cygnus
Zeta Cygni (ζ Cyg), also named Tianjinnan, is a binary star system in the northern constellation of Cygnus, the swan. It has an apparent visual magnitude
Zeta_Cygni
Brightest star in the constellation Orion
apparent magnitude ranging from 0.05 to 0.18. It is classified as an Alpha Cygni variable due to the amplitude and periodicity of its brightness variation
Rigel
Star in the constellation Cygnus
2 Cygni is a blue-white hued star in the northern constellation of Cygnus, located a few degrees from Albireo. It is a probable astrometric binary; the
2_Cygni
Variable star in the constellation Cygnus
Tau Cygni, Latinised from τ Cygni, also named Enduri Senggu, is a binary star system in the constellation Cygnus, approximately 69 light-years away from
Tau_Cygni
Nova that appeared in 1978
V1668 Cygni was a nova that appeared in the northern constellation of Cygnus, situated a couple of degrees to the southeast of the star Rho Cygni. It was
V1668_Cygni
Star in the constellation Cygnus
59 Cygni is a multiple star system in the northern constellation of Cygnus, located roughly 1,300 light years away from Earth. It is visible to the naked
59_Cygni
Variable Star in the constellation Cygnus
V453 Cygni (also designated HD 227696 or BD+35° 3964) is a detached eclipsing binary star system located in the constellation of Cygnus. It consists of
V453_Cygni
Star in the constellation Cygnus
Theta Cygni (θ Cygni, θ Cyg) is a star in the northern constellation of Cygnus. It has an apparent visual magnitude of 4.5, so it can be seen with the
Theta_Cygni
Star in constellation Cygnus
V1331 Cygni (also known as V1331 Cyg) is a young star in the located 1,950 light years from Earth on the constellation of Cygnus. V1331 Cyg is located
V1331_Cygni
Rare star with tremendous luminosity and high rates of mass loss by stellar winds
Scorpii BC Cygni BI Cygni CK Carinae HD 143183 KY Cygni KW Sagittarii Mu Cephei MY Cephei NML Cygni NR Vulpeculae PZ Cassiopeiae RT Carinae RW Cygni S Persei
Hypergiant
Star in the constellation of Cygnus
classified as an Algol type eclipsing variable and given the designation V1769 Cygni, but the variation is not strictly periodic and brightness changes occur
WR_134
K-type giant star in the constellation Cygnus
72 Cygni is a star in the northern constellation of Cygnus, located 299 light years from the Sun and a member of the Hercules stream. It is visible to
72_Cygni
Star in the constellation Cygnus
4 Cygni is a binary star system in the northern constellation of Cygnus. It is a faintly visible to the naked eye with an apparent visual magnitude of
4_Cygni
Open cluster in the constellation Cygnus
east-north east of Gamma Cygni, also known as Sadr. It may be physically related with the nebula IC 1318 (also known as the Gamma Cygni Nebula) as it lies at
NGC_6910
Star in the constellation of Cygnus
lying in the sky at the centre of the triangle formed by Deneb, γ Cygni and δ Cygni. WR 140 is thought to be a prototypical example of cosmic dust production
WR_140
Star in the constellation Cassiopeia
times as luminous. The star is slightly and erratically variable, an Alpha Cygni variable. Not all sources consider 6 Cas to be a hypergiant. It is thought
6_Cassiopeiae
Star in the constellation Cygnus
AZ Cygni (BD+45 3349) is a red supergiant (M3 Iab) in the constellation of Cygnus. Located 2,090 parsecs (6,800 ly) from Earth, it has been studied by
AZ_Cygni
Star in the constellation Cygnus
BC Cygni (abbreviated to BC Cyg), also known as BD+37°3903, is a red supergiant or hypergiant pulsating variable star of spectral type M3.5Ia in the constellation
BC_Cygni
Cloud of heated and ionized gas and dust in the constellation Cygnus
Broom", Lacework Nebula, "Filamentary Nebula") near the foreground star 52 Cygni; The Eastern Veil (also known as Caldwell 33), whose brightest area is NGC
Veil_Nebula
Star in the constellation Cygnus
V476 Cygni or Nova Cygni 1920 was a nova which occurred in the constellation Cygnus in 1920. It was discovered by William Frederick Denning, an English
V476_Cygni
FK Comae Berenices variable in the constellation Cygnus
V1794 Cygni is a single variable star in the northern constellation Cygnus. It has the identifier HD 199178 from the Henry Draper Catalogue; V1794 Cygni is
V1794_Cygni
Star in the constellation Cygnus
Nordstrom, B. (1987). "Absolute dimensions of eclipsing binaries. X - V1143 Cygni". Astronomy & Astrophysics. 174: 107–115. Bibcode:1987A&A...174..107A.
HR_7484
Star in the constellation Cygnus
22 Cygni is a binary star system in the northern constellation of Cygnus. It is visible to the naked eye as a faint, blue-white hued star with an apparent
22_Cygni
Variable star in the constellation Cygnus
T Cygni is a binary star system in the northern constellation of Cygnus. It is a faint system but visible to the naked eye with a combined apparent visual
T_Cygni
Star in the constellation Cygnus
Sigma Cygni, Latinised from σ Cygni, is a blue supergiant star in the constellation Cygnus. Its apparent magnitude is 4.2. It belongs to the Cygnus OB4
Sigma_Cygni
Star in the constellation Cygnus
8 Cygni is a single star in the northern constellation of Cygnus. Based upon its parallax of 3.79 mas, it is approximately 860 light-years (260 parsecs)
8_Cygni
to Real Property, and First of Dispossession, or Ouster, of the Freehold". Ch. 10 in Commentaries on the Laws of England 3. n. 47. Pope John XXIII, Journal
List_of_Latin_phrases_(full)
Hypothetical compact star
hole. Some stellar black holes might be grey holes, two of which are V404 Cygni and Cygnus X-1. Q-ball B-ball, stable Q-balls with a large baryon number
Q_star
Star in the constellation Cygnus
Nu Cygni, Latinized from ν Cygni, is a binary star system in the constellation Cygnus. Its apparent magnitude is 3.94 and it is approximately 374 light
Nu_Cygni
Binary star system in the constellation Cygnus
74 Cygni is a visual binary star system in the northern constellation Cygnus, located around 249 light years distant from the Sun. It is visible to the
74_Cygni
Variable star system in the constellation Cygnus
SU Cygni is a triple star system in the northern constellation of Cygnus, abbreviated SU Cyg. The primary component of the system is a classical Cepheid
SU_Cygni
1876 Nova in the constellation Cygnus
Q Cygni (Q Cyg), is a star located in the constellation Cygnus. It is also known as Nova Cygni 1876, and has the designation NGC 7114, and HR 8296. Nova
Q_Cygni
Star in the constellation Cygnus
75 Cygni is a binary star system in the northern constellation of Cygnus. It is visible to the naked eye as a dim, reddish-hued point of light with an
75_Cygni
B-type subgiant star in the constellation Cygnus
Omega1 Cygni, Latinized from ω1 Cygni, is the Bayer designation for a solitary star in the northern constellation of Cygnus. It is visible to the naked
Omega1_Cygni
Star in the constellation Cygnus
47 Cygni is a triple star system in the northern constellation of Cygnus, and is located around 4,000 light years from the Earth. It is visible to the
47_Cygni
Star in the constellation Cygnus
39 Cygni is a binary star system near the southern border of the northern constellation of Cygnus, approximately 270 light years away from Earth. It is
39_Cygni
Star in the constellation Cygnus
56 Cygni is a single star in the northern constellation of Cygnus, located 135 light years from Earth. It is visible to the naked eye as a white-hued
56_Cygni
Stellar classification
unchanged over the years, are: Sigma Draconis (K0 V) Epsilon Eridani (K2 V) 61 Cygni A (K5 V) Other primary MK standard stars include: 70 Ophiuchi A (K0 V),
K-type_main-sequence_star
Star in the constellation Carina
automated classification from Hipparos photometry suggested it is an α Cygni variable. The observed brightness varies from magnitude +4.63 to +4.72.
V399_Carinae
Star in the constellation Lacerta
Serpent, refers to an asterism consisting of α Lacertae, 4 Lacertae, π2 Cygni, π1 Cygni, HD 206267, ε Cephei, β Lacertae, σ Cassiopeiae, ρ Cassiopeiae, τ Cassiopeiae
Alpha_Lacertae
Variable star in the constellation Cygnus
V389 Cygni, also known as HD 201433 and HR 8094, is a multiple star system about 390 light years from the Earth, in the constellation Cygnus. It is visible
V389_Cygni
Star in the constellation Canis Major
orbit of Jupiter. The star is usually compared to another similar star, NML Cygni, and has also been described as 'Betelgeuse on steroids'. The first known-recorded
VY_Canis_Majoris
High mass X-ray binary in the constellation of Cygnus
wavelengths, Cygnus X-3 has been given the variable star designation V1521 Cygni. Cygnus X-3 is notable for its intense X-ray emission, but it is also remarkable
Cygnus_X-3
1 (or Icarus) — second most distant star, 9 billion light years away. P Cygni — suddenly brightened in the 17th century WNC4 — Messier Object 40 Zeta
Lists_of_stars
Star in the constellation Cygnus
9 Cygni is a binary star system in the northern constellation of Cygnus. 9 Cygni is its Flamsteed designation. The two stars have a combined magnitude
9_Cygni
Emission nebula
2-119. The nebula surrounds blue giant 68 Cygni. The nebula contains multiple dust lanes and bok globules. 68 Cygni is the primary source of ionization within
Clamshell_Nebula
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