Imaginary Picture of Kepler-1189 b
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Exoplanet Name : Kepler-1189 b
Alternate Name :
Radius (Rjup / Re): 0.1580 (Rjup) 1.7710 (Rearth)
Mass (Mjup / Me): 0.0141 (Mjup) 4.4891 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0000 (AU) 0.0492 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0104
Orbital Period(Observed/Estimated) 3.79 (Days Obs.) 0.00 (Days Est.)
Star Radiation at Atmospheric Boundary: 888924.5 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 1370.4 (K)
Blackbody T 0.3(K) 1287.0 (K)
Blackbody T 0.7(K) 1041.3 (K)
Tidally Locked Blackbody T 0.1(K) 1629.7 (K)
Tidally Locked Blackbody T 0.3(K) 1530.5 (K)
Size Class: super-Earth-size
Mass Class:
Detection Type : Primary Transit
Mass Detection :
Radius Detection :
Habitability by Solar Eq. Astronomical Unit: Not habitable
Habitability by Kopparapu: Not habitable
Star Name : Kepler-1189
Alternate Name :
Star Distance(LY) : 2880.0
Stellar Radius(Rsun) : 1.2 (Rsun Measured)
Stellar Mass(Msun) : 1.1 (Msun Measured) 1.1 (Msun Estimated)
Star Age : 0.0 (GY)
Temperature : 6012 (K)
Spectral type : G0
Metalicity : 0.1
Absolute Magnitude: 3.3
Apparent Magnitude: 13.1
Right Ascension(RA) 298.4263
Declination (DEC) 47.9468
Hubble Space Telescope Guide Star Catalog (GSC) ID 0
Discovered by
Discovery Paper - Authors "Timothy D. Morton, Stephen T. Bryson, Jeffrey L. Coughlin, Jason F. Rowe, Ganesh Ravichandran, Erik A. Petigura, Michael R. Haas, and Natalie M. Batalha2"
Discovery Paper - Title FALSE POSITIVE PROBABILITIES FOR ALL KEPLER OBJECTS OF INTEREST: 1284 NEWLY VALIDATED PLANETS AND 428 LIKELY FALSE POSITIVES
Discovery Paper - Journal 0
Discovery Paper - URL 0
SIMBAD LINK 0
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/Kepler-1189%20b/
Kepler-1189 b
Kepler-1189 b

  • Kepler-1189 b is an exoplanet orbiting the star Kepler-1189, located about 2880.0 light-years (883.0 pc) away from Solar System. Its discovery was publicly announced on 2016.
  • The host star Kepler-1189 has apparent magnitude of 13.1, with absolute magnitude of 3.3.
  • It is 1.1 times more massive and 1.2 times bigger compared with our Sun. The surface temperature is 6012 with its spectral types of G0
  • In this planetary system, the extrasolar planet Kepler-1189 b orbits around the star Kepler-1189 every 3.8 days with its orbital distance of 0.05 AU ( 7367010.9 km)
  • (Projected orbit of Kepler-1189 b around its host star Kepler-1189)


  • The Star Kepler-1189 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.908 AU ( 135879533.0 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.256 AU ( 187821024.1 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.913 AU ( 286197676.1 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 2.815 AU ( 421152417.9 km)
  • Radiation at Planetary Boundary of Kepler-1189 b : 888924.49 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-1189)



  • Kopparapu Recent Venus for Star Kepler-1189 distance : 0.928 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star Kepler-1189 distance : 1.175 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-1189 distance : 1.135 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star Kepler-1189 distance : 1.244 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-1189 distance : 2.064 AU
  • Kopparapu Outer Boundary for Early Mars for Star Kepler-1189 distance : 2.177 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-1189)



  • Original Kopparapu Recent Venus for Star Kepler-1189 distance : 0.934 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-1189 distance : 1.207 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-1189 distance : 1.236 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-1189 distance : 2.100 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-1189 distance : 2.184 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-1189)



    (Position in Stellar Map of star Kepler-1189 and its Exoplanet Kepler-1189 b)



    (Zoomed position in Stellar Map of star Kepler-1189 and its Exoplanet Kepler-1189 b (zoom level 3))