• Thumbnail for Mu Cephei
    Mu Cephei (Latinized from μ Cephei, abbreviated Mu Cep or μ Cep), also known as Herschel's Garnet Star, Erakis, or HD 206936, is a red supergiant or hypergiant...
    26 KB (2,466 words) - 16:00, 16 October 2024
  • Thumbnail for Gamma Cephei
    Gamma CepheiCephei, abbreviated Gamma Cep, γ Cep) is a binary star system approximately 45 light-years away in the northern constellation of Cepheus...
    20 KB (1,838 words) - 15:23, 23 September 2024
  • Thumbnail for VV Cephei
    VV Cephei, also known as HD 208816, is an eclipsing binary star system located in the constellation Cepheus. It is both a B[e] star and shell star. VV...
    26 KB (2,749 words) - 03:12, 22 September 2024
  • Thumbnail for Alpha Cephei
    asterism consisting of α Cephei, 4 Cephei, HD 194298, Eta Cephei, Theta Cephei, Xi Cephei, 26 Cephei, Iota Cephei and Omicron Cephei. Consequently, the Chinese...
    16 KB (1,315 words) - 02:35, 26 October 2024
  • Thumbnail for Beta Cephei
    Beta CepheiCephei, abbreviated Beta Cep, β Cep) is a triple star system of the third magnitude in the constellation of Cepheus. Based on parallax measurements...
    17 KB (1,417 words) - 22:09, 22 August 2024
  • Thumbnail for Delta Cephei
    Delta Cephei (δ Cep, δ Cephei) is a quadruple star system located approximately 887 light-years away in the northern constellation of Cepheus, the King...
    21 KB (1,805 words) - 00:26, 3 September 2024
  • Beta Cephei variables, also known as Beta Canis Majoris stars, are variable stars that exhibit small rapid variations in their brightness due to pulsations...
    27 KB (1,961 words) - 14:46, 17 July 2024
  • Thumbnail for List of largest stars
    ISSN 0004-6361. S2CID 17789027. "Mu Cephei | aavso". www.aavso.org. Retrieved 6 October 2024. Ramstedt, S.; Olofsson, H. (25 May 2014). "The 12CO/13CO ratio...
    251 KB (10,640 words) - 00:21, 12 November 2024
  • Thumbnail for Messier 25
    estimated mass of 1,937 M☉, of which about 24% is interstellar matter. A Delta Cephei type variable star designated U Sagittarii is a member of this cluster,...
    6 KB (502 words) - 08:13, 26 August 2024
  • Thumbnail for AR Cephei
    AR Cephei (AR Cep) is a variable star in the constellation Cepheus. It is classified as a semiregular star, and has a maximum apparent magnitude of +7...
    2 KB (111 words) - 00:41, 21 October 2024
  • Thumbnail for U Cephei
    U Cephei is an eclipsing binary star discovered in 1880. It consists of a blue-white main sequence star of spectral type B7Ve that is eclipsed every two...
    4 KB (328 words) - 18:44, 6 October 2024
  • Thumbnail for RW Cephei
    RW Cephei is a K-type hypergiant and a semirregular variable star in the constellation Cepheus, at the edge of the Sharpless 132 H II region and close...
    32 KB (3,411 words) - 07:08, 18 September 2024
  • Thumbnail for SS Cephei
    SS Cephei is a variable star in the constellation Cepheus. It is of spectral type M5IIIvar, and has an estimated temperature of 3,700 °F (2,310 K). The...
    2 KB (143 words) - 17:24, 3 October 2024
  • Thumbnail for Pole star
    Cephei ("Errai") by 3000 AD, with Errai reaching its closest alignment with the northern celestial pole around 4200 AD. Iota Cephei and Beta Cephei will...
    27 KB (2,552 words) - 12:41, 13 October 2024
  • Thumbnail for Eta Cephei
    consisting of η Cephei, 4 Cephei, HD 194298, θ Cephei, α Cephei, ξ Cephei, 26 Cephei, ι Cephei and ο Cephei. Consequently, the Chinese name for η Cephei itself...
    12 KB (1,029 words) - 21:44, 17 October 2024
  • Thumbnail for Classical Cepheid variable
    rise to maximum light followed by a slower fall to minimum (e.g. Delta Cephei). This is due to the phase difference between the radius and temperature...
    40 KB (3,954 words) - 18:44, 9 September 2024
  • Thumbnail for W Cephei
    W Cephei is a spectroscopic binary and variable star located in the constellation Cepheus. It is thought to be a member of the Cep OB1 stellar association...
    11 KB (1,021 words) - 06:48, 21 August 2024
  • Thumbnail for Xi Cephei
    asterism consisting of Xi Cephei, 4 Cephei, HD 194298, Eta Cephei, Theta Cephei, Alpha Cephei, 26 Cephei, Iota Cephei and Omicron Cephei. Consequently, the Chinese...
    12 KB (948 words) - 17:51, 20 October 2024
  • Thumbnail for Nu Cephei
    Nu CepheiCephei) is a class A2, fourth-magnitude blue supergiant star in the constellation Cepheus, visible to the naked eye. It is a white pulsating...
    9 KB (608 words) - 16:04, 29 September 2024
  • Kappa Cephei, Latinized from κ Cephei, is a binary star system in the northern circumpolar constellation of Cepheus. It is visible to the naked eye as...
    7 KB (540 words) - 20:04, 18 July 2024
  • Thumbnail for DH Cephei
    DH Cephei is a variable binary star system in the northern circumpolar constellation of Cepheus, positioned about two degrees to the east of the star system...
    10 KB (758 words) - 23:31, 22 August 2024
  • V Cephei is a white main sequence star in the constellation Cepheus. It only varies slightly by 0.03 of a magnitude. It was suspected of being variable...
    6 KB (501 words) - 01:47, 28 November 2023
  • Thumbnail for Cepheid variable
    helium is doubly ionized. The term Cepheid originates from the star Delta Cephei in the constellation Cepheus, which was one of the early discoveries. On...
    38 KB (4,299 words) - 06:07, 13 October 2024
  • Thumbnail for Semiregular variable star
    Sciences 25th Annual Symposium on Telescope Science. Held May 23–25. 25: 47. Bibcode:2006SASS...25...47W. Otero, S. A.; Moon, T. (December 2006). "The Characteristic...
    11 KB (894 words) - 02:47, 2 September 2024
  • Thumbnail for Stephenson 2 DFK 1
    than other famous red supergiants such as Antares A, Betelgeuse, VV Cephei A, Mu Cephei, VY Canis Majoris, WOH G64, and UY Scuti. Nevertheless, its size...
    21 KB (2,423 words) - 13:32, 18 October 2024
  • Thumbnail for HD 221525
    Distance 317 ± 3 ly (97.1 ± 0.9 pc) Absolute magnitude (MV) 0.52 Details Mass 2.25? M☉ Radius 3.98+0.11 −0.13 R☉ Luminosity 44.3±0.5 L☉ Temperature 7466+217...
    5 KB (411 words) - 03:20, 23 August 2024
  • HR 7955 (redirect from Upsilon1 Cephei)
    greater mass than the Sun: 107% and 105%, respectively. The system is about 2.25 billion years old. van Leeuwen, F. (2007). "Validation of the new Hipparcos...
    6 KB (455 words) - 03:36, 29 November 2023
  • Thumbnail for Beta Centauri
    Beta Centauri (category Beta Cephei variables)
    the detection of pulsations, the Aa component has been classified as a β Cephei variable. Beta Centauri is well known in the Southern Hemisphere as the...
    19 KB (1,649 words) - 23:09, 8 November 2024
  • Thumbnail for Quasi-star
    Population III stars. Such stars would dwarf VY Canis Majoris, Mu Cephei and VV Cephei A, three among the largest known modern stars. Once the black hole...
    9 KB (1,035 words) - 22:17, 19 October 2024
  • Thumbnail for PV Cephei
    PV Cephei is a variable star of Orion type located in the constellation of Cepheus at a distance of about 1,100 light-years from Earth. In visible light...
    8 KB (704 words) - 18:01, 6 November 2024