• Thumbnail for W Hydrae
    W Hydrae is a Mira-type variable star in the constellation Hydra. The star is nearly located within the Solar neighborhood, between 75 and 120 parsecs...
    6 KB (465 words) - 10:38, 22 August 2024
  • two confirmed and one unconfirmed exoplanets. Kappa Cephei 314 1 B9III W Hydrae 319 1 M7.5e-M9 7.7 - 11.6 Acrux (Alpha Crucis) 320 ± 20 2 B0.5IV + B1V...
    6 KB (265 words) - 05:51, 17 September 2024
  • Thumbnail for TW Hydrae
    TW Hydrae is a T Tauri star approximately 196 light-years away in the constellation of Hydra (the Sea Serpent). TW Hydrae is about 80% of the mass of the...
    16 KB (1,439 words) - 00:34, 21 August 2024
  • 238 Star Name - R.H.Allen p. 182 Star Name - R.H.Allen p. 246 Van Altena W. F.; Lee J. T.; Hoffleit E. D. (1995). "GCTP 3372.03". The General Catalogue...
    47 KB (611 words) - 19:11, 15 May 2024
  • Thumbnail for Epsilon Hydrae
    Epsilon Hydrae, Delta Hydrae, Sigma Hydrae, Eta Hydrae, Rho Hydrae, Zeta Hydrae, Omega Hydrae and Theta Hydrae Consequently, Epsilon Hydrae itself is...
    14 KB (1,182 words) - 03:01, 16 September 2024
  • Thumbnail for Mira variable
    see it in a few of the several thousand Mira stars known, possibly in R Hydrae. Most Mira variables do exhibit slight cycle-to-cycle changes in period...
    24 KB (1,621 words) - 10:51, 29 July 2024
  • Thumbnail for Dust astronomy
    formation and wind acceleration around the aluminum oxide-rich AGB star W Hydrae". Science Advances. 3 (11): id.eaao2149. Bibcode:2017SciA....3O2149T. doi:10...
    167 KB (19,432 words) - 22:53, 28 July 2024
  • Thumbnail for R Crateris
    Waters, L. B. F. M. (March 2020). "Inner dusty envelope of the AGB stars W Hydrae, SW Virginis, and R Crateris using SPHERE/ZIMPOL". Astronomy and Astrophysics...
    16 KB (1,433 words) - 00:35, 3 December 2023
  • asterism consisting of δ Hydrae, σ Hydrae, η Hydrae, ρ Hydrae, ε Hydrae, ζ Hydrae, ω Hydrae and θ Hydrae Consequently, δ Hydrae itself is known as 柳宿一 (Liǔ...
    12 KB (981 words) - 23:43, 22 August 2024
  • Thumbnail for R Hydrae
    R Hydrae, abbreviated R Hya, is a single star in the equatorial constellation of Hydra, about 2.7° to the east of Gamma Hydrae. It is a Mira-type variable...
    14 KB (1,124 words) - 03:04, 1 August 2024