• Thumbnail for RT Andromedae
    RT Andromedae is a variable star in the constellation of Andromeda. The system is estimated to be 322 light-years (98.7 parsecs) away. RT Andromedae is...
    7 KB (561 words) - 16:22, 18 September 2024
  • Thumbnail for XY Ursae Majoris
    "Time-resolved Spectroscopy of RS Canum Venaticorum Short-Period Systems. II. RT Andromedae, WY Cancri, and XY Ursae Majoris", The Astronomical Journal, 118 (2):...
    22 KB (1,847 words) - 05:21, 17 July 2024
  • Thumbnail for Mira variable
    Leporis 5.5 11.7 445 419+15 −14 [19] W Hydrae 5.6 9.6 390 164+25 −19 [20] R Andromedae 5.8 15.2 409 242+30 −24 [21] S Coronae Borealis 5.8 14.1 360 431+60 −47...
    24 KB (1,621 words) - 10:51, 29 July 2024
  • 84555 d Classical Cepheid (DCEP)   CH Cyg Cygnus   5m.60 8m.49 2.89 Z Andromedae (ZAND+SR)   R Del Delphinus   7m.6 13m.8 6.2 285  d Mira variable (M)...
    39 KB (142 words) - 12:28, 25 September 2024
  • Thumbnail for List of largest stars
    multimessenger monitoring of supernovae. NR Vulpeculae 908 – 923+62 −50 L/Teff KU Andromedae (IRC +40004) 900 – 1,044 L/Teff V774 Sagittarii 889 L/Teff V923 Centauri...
    248 KB (10,479 words) - 23:01, 2 November 2024
  • Thumbnail for Rare Earth hypothesis
    extrasolar planets have highly eccentric orbits (like the planets in Upsilon Andromedae), you begin to wonder if there might be something special about our solar...
    103 KB (11,945 words) - 18:26, 20 August 2024
  • Thumbnail for Donatiello I
    Exoplanets 14 Andromedae b κ Andromedae b υ Andromedae b c d Gliese 15 Ab c HD 13931 b HD 16175 b HAT-P-6b HAT-P-32b WASP-1b WASP-33b Qatar-4b Qatar-5b...
    19 KB (2,264 words) - 13:38, 17 September 2024
  • Thumbnail for Habitable zone
    Gliese 876 that may also have large moons. Another gas giant, Upsilon Andromedae d was discovered in 1999 orbiting Upsilon Andromidae's habitable zone...
    134 KB (13,731 words) - 01:21, 25 August 2024
  • 63641 d SY Mus SY 100336 11h 32m 10.01s −65° 25′ 11.6″ 10.20 2770 Mpe Z Andromedae and semiregular variable, Vmax = 10.2m, Vmin = 12.7m, P = 624.5 d MP Mus...
    17 KB (143 words) - 12:23, 14 May 2023
  • planetary nebula He 2-138 KX TrA KX 16h 44m 35.47s −62° 37′ 14.08″ 11.38 M6 Z Andromedae variable 4U 1626-67 KZ 16h 32m 16.8s −67° 27′ 43″ 18.50 Low-mass X-ray...
    11 KB (232 words) - 14:22, 2 October 2024