Kepler-189
Imaginary Picture of Star Kepler-189
Star Name : Kepler-189
Alternate Name :
Star Distance (LY/pc): 0.0000 (LY) 0.0000 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 0.7500 (Rsun, estimated)
Stellar Mass (Msun): 0.7900 (Msun/observed) 0.7900 (Msun/estimated)
Spectral type : K0
Metalicity : -0.1340
Absolute Magnitude : 25.00
Apparent Magnitude : 13.41
Right Ascension(RA) : 287.56473
Declination(DEC) : 44.30500
  • The star Kepler-189 has apparent magnitude of 13.4, with absolute magnitude of 25.0.
  • It is 0.8 times more massive and 0.8 times bigger compared with our Sun. The surface temperature is 5235 with its spectral types of K0
  • Number of Extrasolar Planets : 2
  • Name of the 1 Planet Kepler-189 b radius 0.108000 mass 0.006124 orbital distance 0.088000
  • Name of the 2 Planet Kepler-189 c radius 0.212000 mass 0.018559 orbital distance 0.137000
    (Illustration of the Kepler-189's Planetary System)



    The Star Kepler-189 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.445 AU ( 66612042.1 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.615 AU ( 92075250.0 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.938 AU ( 140302304.8 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 1.380 AU ( 206460987.7 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-189)



    Kopparapu's Recent Venus for Star Kepler-189 distance : 0.476 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star Kepler-189 distance : 0.603 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-189 distance : 0.582 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star Kepler-189 distance : 0.638 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star Kepler-189 distance : 1.083 AU
    Kopparapu's Outer Boundary for Early Mars for Star Kepler-189 distance : 1.142 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-189)



  • Original Kopparapu Recent Venus for Star Kepler-189 distance : 0.472 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-189 distance : 0.621 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-189 distance : 0.625 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-189 distance : 1.101 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-189 distance : 1.145 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-189)



    (Position in Stellar Map of star Kepler-189 )



    (Zoomed position in Stellar Map of star Kepler-189 (zoom level 3))