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Binary star system in the constellation Cassiopeia
Eta Cassiopeiae is a binary star system in the northern constellation of Cassiopeia. Its name is a Bayer designation that is Latinized from η Cassiopeiae
Eta_Cassiopeiae
Constellation in the northern celestial hemisphere
Cassiopeia. Kappa, Eta, and Mu Cassiopeiae formed a constellation called the Bridge of the Kings; when seen along with Alpha and Beta Cassiopeiae, they formed
Cassiopeia_(constellation)
Star in the constellation Cassiopeia
was westernized into Foo Loo, but that name was also designated for Eta Cassiopeiae by R. H. Allen, with the meaning of "a by-path" In 2016, the IAU organized
Zeta_Cassiopeiae
Star in the constellation Cassiopeia
pattern consists of Alpha, Beta, Kappa, Eta and Lambda Cassiopeiae. Consequently, the Chinese name for Alpha Cassiopeiae itself is 王良四 (Wáng Liáng sì, English:
Alpha_Cassiopeiae
Triple star system in the constellation Eridanus
049 ly) G-type Alsafi (Sigma Draconis) (18.7993±0.0081 ly) Achird (Eta Cassiopeiae) (19.3314±0.0025 ly) K-type main-sequence star B e (82 G.) Eridani
40_Eridani
049 ly) G-type Alsafi (Sigma Draconis) (18.7993±0.0081 ly) Achird (Eta Cassiopeiae) (19.3314±0.0025 ly) K-type main-sequence star B e (82 G.) Eridani
Lists_of_stars
M2.5 V 0.43 9.31 10.45 168.9965 ±0.0270 has two candidate planets Eta Cassiopeiae (Gliese 34) Achird (A)$ 19.3314 ±0.0025 Cas* 00h 49m 06.3s +57° 48′ 55″
List_of_nearest_stars
Planetary-mass object in the constellation Pisces
049 ly) G-type Alsafi (Sigma Draconis) (18.7993±0.0081 ly) Achird (Eta Cassiopeiae) (19.3314±0.0025 ly) K-type main-sequence star B e (82 G.) Eridani
SIMP_J013656.5+093347
"Hubble Space Telescope Astrometry of the Metal-poor Visual Binary μ Cassiopeiae: Dynamical Masses, Helium Content, and Age". The Astrophysical Journal
List of nearest stars by spectral type
List_of_nearest_stars_by_spectral_type
Brightest star in the constellation Aquila
049 ly) G-type Alsafi (Sigma Draconis) (18.7993±0.0081 ly) Achird (Eta Cassiopeiae) (19.3314±0.0025 ly) K-type main-sequence star B e (82 G.) Eridani
Altair
Star in the constellation Camelopardalis
049 ly) G-type Alsafi (Sigma Draconis) (18.7993±0.0081 ly) Achird (Eta Cassiopeiae) (19.3314±0.0025 ly) K-type main-sequence star B e (82 G.) Eridani
Gliese_445
Star in the constellation Eridanus
049 ly) G-type Alsafi (Sigma Draconis) (18.7993±0.0081 ly) Achird (Eta Cassiopeiae) (19.3314±0.0025 ly) K-type main-sequence star B e (82 G.) Eridani
82_G._Eridani
Star in the constellation Pavo
049 ly) G-type Alsafi (Sigma Draconis) (18.7993±0.0081 ly) Achird (Eta Cassiopeiae) (19.3314±0.0025 ly) K-type main-sequence star B e (82 G.) Eridani
Delta_Pavonis
049 ly) G-type Alsafi (Sigma Draconis) (18.7993±0.0081 ly) Achird (Eta Cassiopeiae) (19.3314±0.0025 ly) K-type main-sequence star B e (82 G.) Eridani
List_of_nearest_bright_stars
System of two stars orbiting each other
binary white dwarf system with an orbital period of about 5.4 minutes Eta Cassiopeiae, a nearby visual binary star system in the constellation Cassiopeia
Binary_star
Star in the constellation Draco
049 ly) G-type Alsafi (Sigma Draconis) (18.7993±0.0081 ly) Achird (Eta Cassiopeiae) (19.3314±0.0025 ly) K-type main-sequence star B e (82 G.) Eridani
Sigma_Draconis
Triple star system in the constellation Ophiuchus
049 ly) G-type Alsafi (Sigma Draconis) (18.7993±0.0081 ly) Achird (Eta Cassiopeiae) (19.3314±0.0025 ly) K-type main-sequence star B e (82 G.) Eridani
36_Ophiuchi
Quaternary star system in the constellation Libra
049 ly) G-type Alsafi (Sigma Draconis) (18.7993±0.0081 ly) Achird (Eta Cassiopeiae) (19.3314±0.0025 ly) K-type main-sequence star B e (82 G.) Eridani
Gliese_570
Star in the constellation Eridanus
049 ly) G-type Alsafi (Sigma Draconis) (18.7993±0.0081 ly) Achird (Eta Cassiopeiae) (19.3314±0.0025 ly) K-type main-sequence star B e (82 G.) Eridani
DENIS_0255−4700
Star in the constellation Camelopardalis
049 ly) G-type Alsafi (Sigma Draconis) (18.7993±0.0081 ly) Achird (Eta Cassiopeiae) (19.3314±0.0025 ly) K-type main-sequence star B e (82 G.) Eridani
Stein_2051
Star in the constellation Centaurus
Cassiopeiae variable star with multiple periods of variability. The International Variable Star Index lists Eta Centauri as both a Gamma Cassiopeiae variable
Eta_Centauri
Star in the constellation Draco
consisting of Eta Draconis, Iota Draconis, Theta Draconis, Zeta Draconis, Upsilon Draconis, 73 Draconis, Gamma Cephei and 23 Cassiopeiae. Consequently
Eta_Draconis
Star in the constellation Lepus
049 ly) G-type Alsafi (Sigma Draconis) (18.7993±0.0081 ly) Achird (Eta Cassiopeiae) (19.3314±0.0025 ly) K-type main-sequence star B e (82 G.) Eridani
Gliese_229
Star in the constellation Aquarius
049 ly) G-type Alsafi (Sigma Draconis) (18.7993±0.0081 ly) Achird (Eta Cassiopeiae) (19.3314±0.0025 ly) K-type main-sequence star B e (82 G.) Eridani
Gliese_876
Star in the constellation Ophiuchus
049 ly) G-type Alsafi (Sigma Draconis) (18.7993±0.0081 ly) Achird (Eta Cassiopeiae) (19.3314±0.0025 ly) K-type main-sequence star B e (82 G.) Eridani
70_Ophiuchi
Binary star system in the constellation Aquila
049 ly) G-type Alsafi (Sigma Draconis) (18.7993±0.0081 ly) Achird (Eta Cassiopeiae) (19.3314±0.0025 ly) K-type main-sequence star B e (82 G.) Eridani
Gliese_752
Star in the constellation Grus
049 ly) G-type Alsafi (Sigma Draconis) (18.7993±0.0081 ly) Achird (Eta Cassiopeiae) (19.3314±0.0025 ly) K-type main-sequence star B e (82 G.) Eridani
Gliese_832
Star in the constellation Ursa Major
049 ly) G-type Alsafi (Sigma Draconis) (18.7993±0.0081 ly) Achird (Eta Cassiopeiae) (19.3314±0.0025 ly) K-type main-sequence star B e (82 G.) Eridani
Groombridge_1618
Star in the constellation Boötes
049 ly) G-type Alsafi (Sigma Draconis) (18.7993±0.0081 ly) Achird (Eta Cassiopeiae) (19.3314±0.0025 ly) K-type main-sequence star B e (82 G.) Eridani
Gliese_526
Red dwarf star in the constellation Carina
049 ly) G-type Alsafi (Sigma Draconis) (18.7993±0.0081 ly) Achird (Eta Cassiopeiae) (19.3314±0.0025 ly) K-type main-sequence star B e (82 G.) Eridani
LHS_288
Star in the constellation Eridanus
049 ly) G-type Alsafi (Sigma Draconis) (18.7993±0.0081 ly) Achird (Eta Cassiopeiae) (19.3314±0.0025 ly) K-type main-sequence star B e (82 G.) Eridani
GJ_3323
Very small red dwarf star in the constellation Aquila
049 ly) G-type Alsafi (Sigma Draconis) (18.7993±0.0081 ly) Achird (Eta Cassiopeiae) (19.3314±0.0025 ly) K-type main-sequence star B e (82 G.) Eridani
VB_10
Binary star system in the constellation Pisces
Eta Piscium (η Piscium, abbreviated Eta Psc, η Psc) is a binary star and the brightest star in the equatorial-northern constellation of Pisces, with an
Eta_Piscium
Brown dwarf in the constellation Triangulum Australe
049 ly) G-type Alsafi (Sigma Draconis) (18.7993±0.0081 ly) Achird (Eta Cassiopeiae) (19.3314±0.0025 ly) K-type main-sequence star B e (82 G.) Eridani
WISE_1639−6847
Star in the constellation of Telescopium
049 ly) G-type Alsafi (Sigma Draconis) (18.7993±0.0081 ly) Achird (Eta Cassiopeiae) (19.3314±0.0025 ly) K-type main-sequence star B e (82 G.) Eridani
Gliese_754
Star in the constellation Gemini
049 ly) G-type Alsafi (Sigma Draconis) (18.7993±0.0081 ly) Achird (Eta Cassiopeiae) (19.3314±0.0025 ly) K-type main-sequence star B e (82 G.) Eridani
Gliese_251
Star in the constellation Musca
049 ly) G-type Alsafi (Sigma Draconis) (18.7993±0.0081 ly) Achird (Eta Cassiopeiae) (19.3314±0.0025 ly) K-type main-sequence star B e (82 G.) Eridani
Gliese_440
System of two stars in the constellation Antlia
049 ly) G-type Alsafi (Sigma Draconis) (18.7993±0.0081 ly) Achird (Eta Cassiopeiae) (19.3314±0.0025 ly) K-type main-sequence star B e (82 G.) Eridani
2MASS_J09393548−2448279
Star in the constellation Hercules
049 ly) G-type Alsafi (Sigma Draconis) (18.7993±0.0081 ly) Achird (Eta Cassiopeiae) (19.3314±0.0025 ly) K-type main-sequence star B e (82 G.) Eridani
WISEPA_J174124.26+255319.5
Brown dwarf star in the constellation Eridanus
049 ly) G-type Alsafi (Sigma Draconis) (18.7993±0.0081 ly) Achird (Eta Cassiopeiae) (19.3314±0.0025 ly) K-type main-sequence star B e (82 G.) Eridani
2MASS_J04151954−0935066
Star in the constellation Capricornus
049 ly) G-type Alsafi (Sigma Draconis) (18.7993±0.0081 ly) Achird (Eta Cassiopeiae) (19.3314±0.0025 ly) K-type main-sequence star B e (82 G.) Eridani
LP_816-60
Gas giant orbiting Gliese 876
049 ly) G-type Alsafi (Sigma Draconis) (18.7993±0.0081 ly) Achird (Eta Cassiopeiae) (19.3314±0.0025 ly) K-type main-sequence star B e (82 G.) Eridani
Gliese_876_c
Binary star system in the constellation Auriga
049 ly) G-type Alsafi (Sigma Draconis) (18.7993±0.0081 ly) Achird (Eta Cassiopeiae) (19.3314±0.0025 ly) K-type main-sequence star B e (82 G.) Eridani
Gliese_268
Binary star system in the constellation Ursa Major
049 ly) G-type Alsafi (Sigma Draconis) (18.7993±0.0081 ly) Achird (Eta Cassiopeiae) (19.3314±0.0025 ly) K-type main-sequence star B e (82 G.) Eridani
Gliese_412
Brown dwarf star in the constellation Hydra
049 ly) G-type Alsafi (Sigma Draconis) (18.7993±0.0081 ly) Achird (Eta Cassiopeiae) (19.3314±0.0025 ly) K-type main-sequence star B e (82 G.) Eridani
2MASS_J11145133−2618235
Extrasolar planet in the constellation Grus
049 ly) G-type Alsafi (Sigma Draconis) (18.7993±0.0081 ly) Achird (Eta Cassiopeiae) (19.3314±0.0025 ly) K-type main-sequence star B e (82 G.) Eridani
Gliese_832_b
Star in the constellation Ursa Minor
049 ly) G-type Alsafi (Sigma Draconis) (18.7993±0.0081 ly) Achird (Eta Cassiopeiae) (19.3314±0.0025 ly) K-type main-sequence star B e (82 G.) Eridani
WISE_1506+7027
Red dwarf star in the constellation Cetus
049 ly) G-type Alsafi (Sigma Draconis) (18.7993±0.0081 ly) Achird (Eta Cassiopeiae) (19.3314±0.0025 ly) K-type main-sequence star B e (82 G.) Eridani
GJ_1002
Red dwarf star in the constellation Norma
049 ly) G-type Alsafi (Sigma Draconis) (18.7993±0.0081 ly) Achird (Eta Cassiopeiae) (19.3314±0.0025 ly) K-type main-sequence star B e (82 G.) Eridani
2MASS_J15404342−5101357
Star in the constellation Lacerta
049 ly) G-type Alsafi (Sigma Draconis) (18.7993±0.0081 ly) Achird (Eta Cassiopeiae) (19.3314±0.0025 ly) K-type main-sequence star B e (82 G.) Eridani
EV_Lacertae
Media) Star 2.68 Beta Lupi Star 2.68 Eta Boötis Binary star system 2.68 Andromeda Galaxy Galaxy 2.68 Delta Cassiopeiae Binary star system 2.69 2.68 Alpha
List of brightest natural objects in the sky
List_of_brightest_natural_objects_in_the_sky
Star in the constellation Orion
049 ly) G-type Alsafi (Sigma Draconis) (18.7993±0.0081 ly) Achird (Eta Cassiopeiae) (19.3314±0.0025 ly) K-type main-sequence star B e (82 G.) Eridani
Ross_47
Super-Earth orbiting Gliese 876
049 ly) G-type Alsafi (Sigma Draconis) (18.7993±0.0081 ly) Achird (Eta Cassiopeiae) (19.3314±0.0025 ly) K-type main-sequence star B e (82 G.) Eridani
Gliese_876_d
Star in the constellation Lupus
049 ly) G-type Alsafi (Sigma Draconis) (18.7993±0.0081 ly) Achird (Eta Cassiopeiae) (19.3314±0.0025 ly) K-type main-sequence star B e (82 G.) Eridani
Gliese_588
Nearby red dwarf star in the constellation Orion
049 ly) G-type Alsafi (Sigma Draconis) (18.7993±0.0081 ly) Achird (Eta Cassiopeiae) (19.3314±0.0025 ly) K-type main-sequence star B e (82 G.) Eridani
Gliese_205
Brown dwarf in the constellation Reticulum
049 ly) G-type Alsafi (Sigma Draconis) (18.7993±0.0081 ly) Achird (Eta Cassiopeiae) (19.3314±0.0025 ly) K-type main-sequence star B e (82 G.) Eridani
WISE_0350−5658
T-type brown dwarf in the constellation Leo
049 ly) G-type Alsafi (Sigma Draconis) (18.7993±0.0081 ly) Achird (Eta Cassiopeiae) (19.3314±0.0025 ly) K-type main-sequence star B e (82 G.) Eridani
2MASS_J09373487+2931409
M type star in the constellation Leo
049 ly) G-type Alsafi (Sigma Draconis) (18.7993±0.0081 ly) Achird (Eta Cassiopeiae) (19.3314±0.0025 ly) K-type main-sequence star B e (82 G.) Eridani
AD_Leonis
Star in the constellation Cancer
049 ly) G-type Alsafi (Sigma Draconis) (18.7993±0.0081 ly) Achird (Eta Cassiopeiae) (19.3314±0.0025 ly) K-type main-sequence star B e (82 G.) Eridani
EI_Cancri
Star in the constellation Scorpius
049 ly) G-type Alsafi (Sigma Draconis) (18.7993±0.0081 ly) Achird (Eta Cassiopeiae) (19.3314±0.0025 ly) K-type main-sequence star B e (82 G.) Eridani
Gliese_682
American science fiction author (born 1974)
edited by Stanley Schmidt (January 2013, Dell Magazines) "The Bricks of Eta Cassiopeiae" in Beyond the Sun edited by Bryan Thomas Schmidt (August 2013, Fairwood
Brad_R._Torgersen
Ultracool dwarf
049 ly) G-type Alsafi (Sigma Draconis) (18.7993±0.0081 ly) Achird (Eta Cassiopeiae) (19.3314±0.0025 ly) K-type main-sequence star B e (82 G.) Eridani
LSR_J1835+3259
Extrasolar planet orbiting Gliese 876
049 ly) G-type Alsafi (Sigma Draconis) (18.7993±0.0081 ly) Achird (Eta Cassiopeiae) (19.3314±0.0025 ly) K-type main-sequence star B e (82 G.) Eridani
Gliese_876_b
41 ± 0.02 7.34 K2V b 31 Beta Ceti Cetus 96.3 ± 0.5 2.02 K0 III 34 Eta Cassiopeiae Cassiopeia 00h 49m 06.29070s A: 19.32 ± 0.02, B: 19.331 ± 0.002 A:
List of Gliese and GJ objects (1-1000)
List_of_Gliese_and_GJ_objects_(1-1000)
Star in the constellation Carina
049 ly) G-type Alsafi (Sigma Draconis) (18.7993±0.0081 ly) Achird (Eta Cassiopeiae) (19.3314±0.0025 ly) K-type main-sequence star B e (82 G.) Eridani
DENIS_J081730.0−615520
Star in the constellation Pisces
049 ly) G-type Alsafi (Sigma Draconis) (18.7993±0.0081 ly) Achird (Eta Cassiopeiae) (19.3314±0.0025 ly) K-type main-sequence star B e (82 G.) Eridani
Gliese_908
Triple star system in the constellation Cygnus
049 ly) G-type Alsafi (Sigma Draconis) (18.7993±0.0081 ly) Achird (Eta Cassiopeiae) (19.3314±0.0025 ly) K-type main-sequence star B e (82 G.) Eridani
GJ_1245
Binary star system in the constellation of Sagittarius
049 ly) G-type Alsafi (Sigma Draconis) (18.7993±0.0081 ly) Achird (Eta Cassiopeiae) (19.3314±0.0025 ly) K-type main-sequence star B e (82 G.) Eridani
HR_7703
1985 novel by Charles Sheffield
II nearly 30,000 years later. On a planet called Pentecost in the Eta Cassiopeiae system, a large human civilization of indeterminate technological level
Between_the_Strokes_of_Night
Star in the constellation Libra
049 ly) G-type Alsafi (Sigma Draconis) (18.7993±0.0081 ly) Achird (Eta Cassiopeiae) (19.3314±0.0025 ly) K-type main-sequence star B e (82 G.) Eridani
WISE_1541−2250
Nearest star in the constellation Orion
049 ly) G-type Alsafi (Sigma Draconis) (18.7993±0.0081 ly) Achird (Eta Cassiopeiae) (19.3314±0.0025 ly) K-type main-sequence star B e (82 G.) Eridani
GJ_3379
Star system in the constellation Cetus
049 ly) G-type Alsafi (Sigma Draconis) (18.7993±0.0081 ly) Achird (Eta Cassiopeiae) (19.3314±0.0025 ly) K-type main-sequence star B e (82 G.) Eridani
GJ_1005
1958 novel by Hal Clement
interrupted by Amindebarlee, the ambassador from Dromm, a planet of Eta Cassiopeiae (19.42 lightyears from Sol, 21.92 lightyears from Altair), and his
Close_to_Critical
Star in the constellation Canis Minor
049 ly) G-type Alsafi (Sigma Draconis) (18.7993±0.0081 ly) Achird (Eta Cassiopeiae) (19.3314±0.0025 ly) K-type main-sequence star B e (82 G.) Eridani
YZ_Canis_Minoris
Rare star with tremendous luminosity and high rates of mass loss by stellar winds
to the Galactic Center and one of the most luminous stars known; Rho Cassiopeiae, a yellow hypergiant that is one of the brightest to the naked eye; and
Hypergiant
Exoplanet orbiting the star Gliese 876
049 ly) G-type Alsafi (Sigma Draconis) (18.7993±0.0081 ly) Achird (Eta Cassiopeiae) (19.3314±0.0025 ly) K-type main-sequence star B e (82 G.) Eridani
Gliese_876_e
Binary star in the constellation Draco
Zeta Draconis, Iota Draconis, Eta Draconis, Theta Draconis, Upsilon Draconis, 73 Draconis, Gamma Cephei and 23 Cassiopeiae. Consequently, the Chinese name
Zeta_Draconis
(2011-05-10). "Colder and Hotter: Interferometric imaging of {\beta} Cassiopeiae and {\alpha} Leonis". The Astrophysical Journal. 732 (2): 68. arXiv:1105
List_of_nearest_giant_stars
Constellation in the southern celestial hemisphere
at 1.8, the blue-white giant Beta (Mirzam) at 2.0, blue-white supergiants Eta (Aludra) at 2.4 and Omicron2 at 3.0, and white spectroscopic binary Zeta
Canis_Major
Classification of stars based on spectral properties
Chi2 Orionis B2Ib – 9 Cephei B3V – Alkaid B3V – Eta Aurigae B3Ia – Omicron2 Canis Majoris B5Ia – Eta Canis Majoris B8Ia – Rigel A-type stars are among
Stellar_classification
Star in the constellation Capricornus
variations showing a phase cycle of 1.03 days. It is classified as a Gamma Cassiopeiae variable with an amplitude of 0.16 in magnitude. Epsilon Capricorni Aa
Epsilon_Capricorni
Brightest star in the constellation Leo
dimmer stars (Zeta Leonis, Mu Leonis, Gamma Leonis, Epsilon Leonis, and Eta Leonis) have collectively been called 'the Sickle', which is an asterism
Regulus
Star system in the Centaurus constellation
With the placement of the Sun east of the magnitude 3.4 star Epsilon Cassiopeiae, nearly in front of the Heart Nebula, the "W" line of stars of Cassiopeia
Alpha_Centauri
Tauri Aladfar al-ʼUẓfūr the Talons (of the Swooping Eagle) الأظفر أُظْفُور Eta Lyrae Alawaid al-ʽAwāʼidh the Protecting Mother Camels; the Old Camels; "the
List_of_Arabic_star_names
Astrophysical phenomenon
Antares, and VV Cephei A; the yellow hypergiant Rho Cassiopeiae; the luminous blue variable Eta Carinae that has already produced a supernova impostor;
Supernova
Zodiac constellation straddling the celestial equator
Alpherg ("emptying"), otherwise Eta Piscium (η Psc), 349 lightyears, class G7 IIIa, magnitude 3.62. It is a Gamma Cassiopeiae variable with a weak magnetic
Pisces_(constellation)
A1 V 4.52 B A1 V HD 191939 174.4 ± 0.1 G9V 8.971 Has 7 exoplanets. Pi Cassiopeiae$ A 175 ± 1 Cassiopeia 00h 43m 28.070s +47° 01′ 28.36″ A5V 4.949# 18.6293±0
List of star systems within 150–200 light-years
List_of_star_systems_within_150–200_light-years
Constellation in the northern celestial hemisphere
variations are slight, Gomeisa is classified as a shell star (Gamma Cassiopeiae variable), with a maximum magnitude of 2.84 and a minimum magnitude of
Canis_Minor
Comparison of a wide range of lengths
distance between Jupiter and the Sun 785 Gm (5.25 au) – diameter of Rho Cassiopeiae, a rare yellow hypergiant star 947 Gm (6.4 au) – diameter of Antares
Orders_of_magnitude_(length)
Libra K3 III 3.628 Phi Aquarii 227 ± 4 Aquarius M1.5 III 4.223 Alpha Cassiopeiae (Schedar) 228 ± 2 Cassiopeia K0-IIIa 2.240 31 Vulpeculae A 228 ± 3 Vulpecula
List of star systems within 200–250 light-years
List_of_star_systems_within_200–250_light-years
Constellation in the southern celestial hemisphere
this variation can be observed with the unaided eye. Classed as a Gamma Cassiopeiae variable or shell star, it is of spectral type B2II-IIIe and lies around
Pavo_(constellation)
2024). "CHARA Near-Infrared Imaging of the Yellow Hypergiant Star ρ Cassiopeiae: Convection Cells and Circumstellar Envelope". The Astrophysical Journal
List_of_largest_stars
Stars sorted by absolute magnitude
stars with over 1 million L☉ and visible to the naked eye: WR 22, WR 24 and Eta Carinae. All of these stars are located in the Carina nebula. Accurate measurement
List_of_most_luminous_stars
Stars with a supergiant luminosity class with a spectral type of K or M
(1992). "Photometry of yellow semiregular variables – HR 8752 (= V509 Cassiopeiae)". Astronomy and Astrophysics. 263: 123. Bibcode:1992A&A...263..123P
Red_supergiant
Constellation in the northern celestial hemisphere
(1982). "A Comparison of the X-ray Properties of X Persei and Gamma Cassiopeiae". The Astrophysical Journal. 263 (1): 277–88. Bibcode:1982ApJ...263.
Perseus_(constellation)
Sagittarius 19h 02m 36.73024s −29° 52′ 48.2279″ A2.5Va 2.59# B A3V 54 Cassiopeiae 88.12 ± 0.04 Cassiopeia 02h 09m 80.26080s +71° 33′ 07.2268″ F8V 6.587
List of star systems within 85–90 light-years
List_of_star_systems_within_85–90_light-years
1088/0004-637X/720/2/1290, S2CID 118565025. Howard, Andrew W.; et al. (2009). "The NASA-UC Eta-Earth Program. I. A Super-Earth Orbiting HD 7924". The Astrophysical Journal
List of star systems within 50–55 light-years
List_of_star_systems_within_50–55_light-years
Star in the constellation Draco
Iota Draconis, Theta Draconis, Eta Draconis, Zeta Draconis, Upsilon Draconis, 73 Draconis, Gamma Draconis and 23 Cassiopeiae. Consequently, the Chinese name
Iota_Draconis
O5–5.5V((f))) 5.97 15 Sagittarii 4,200±650 1 O9.7 Iab or B0 Iab 5.37 AO Cassiopeiae (Pearce's Star) 4,300 ± 300 2 O8V((f)) + O9.2II 6.07-6.24 HD 149404 (V918
List_of_O-type_stars
Star whose brightness fluctuates, as seen from Earth
on an observable timescale. One of the best studied examples is Rho Cassiopeiae. R Coronae Borealis variables While classed as eruptive variables, these
Variable_star
ETA CASSIOPEIAE
ETA CASSIOPEIAE
ETA CASSIOPEIAE
ETA CASSIOPEIAE
ETA CASSIOPEIAE
ETA CASSIOPEIAE
ETA CASSIOPEIAE
ETA CASSIOPEIAE
ETA CASSIOPEIAE