Imaginary Picture of Kepler-458 b
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Exoplanet Name : Kepler-458 b
Alternate Name : "KOI-00179, KIC 9963113 b"
Radius (Rjup / Re): 0.4100 (Rjup) 4.5957 (Rearth)
Mass (Mjup / Me): 0.0676 (Mjup) 21.4794 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0000 (AU) 1.3401 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 1.5671
Orbital Period(Observed/Estimated) 572.38 (Days Obs.) 0.00 (Days Est.)
Star Radiation at Atmospheric Boundary: 5048.9 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 376.2 (K)
Blackbody T 0.3(K) 353.3 (K)
Blackbody T 0.7(K) 285.9 (K)
Tidally Locked Blackbody T 0.1(K) 447.4 (K)
Tidally Locked Blackbody T 0.3(K) 420.2 (K)
Size Class: Neptune-size
Mass Class:
Detection Type : Primary Transit
Mass Detection :
Radius Detection : Primary Transit
Habitability by Solar Eq. Astronomical Unit: Not habitable
Habitability by Kopparapu: Not habitable
Star Name : KIC 9663113
Alternate Name :
Star Distance(LY) : 5200.0
Stellar Radius(Rsun) : 2.2 (Rsun Measured)
Stellar Mass(Msun) : 1.0 (Msun Measured) 1.0 (Msun Estimated)
Star Age : 0.0 (GY)
Temperature : 6218 (K)
Spectral type : G0
Metalicity : -0.3
Absolute Magnitude: 1.8
Apparent Magnitude: 12.8
Right Ascension(RA) 297.0454
Declination (DEC) 46.3287
Hubble Space Telescope Guide Star Catalog (GSC) ID
Discovered by
Discovery Paper - Authors
Discovery Paper - Title
Discovery Paper - Journal 0
Discovery Paper - URL 0
SIMBAD LINK
Open Exoplanet Database Link
Kepler-458 b
Kepler-458 b

  • Kepler-458 b is an exoplanet orbiting the star KIC 9663113, located about 5200.0 light-years (1594.3 pc) away from Solar System. Its discovery was publicly announced on 2015.
  • The host star KIC 9663113 has apparent magnitude of 12.8, with absolute magnitude of 1.8.
  • It is 1.0 times more massive and 2.2 times bigger compared with our Sun. The surface temperature is 6218 with its spectral types of G0
  • In this planetary system, the extrasolar planet Kepler-458 b orbits around the star KIC 9663113 every 572.4 days with its orbital distance of 1.34 AU ( 200477651.1 km)
  • (Projected orbit of Kepler-458 b around its host star KIC 9663113)


  • The Star KIC 9663113 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 1.863 AU ( 278672639.3 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 2.575 AU ( 385198413.4 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 3.924 AU ( 586957137.7 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 5.774 AU ( 863733141.1 km)
  • Radiation at Planetary Boundary of Kepler-458 b : 5048.89 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star KIC 9663113)



  • Kopparapu Recent Venus for Star KIC 9663113 distance : 1.880 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star KIC 9663113 distance : 2.381 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star KIC 9663113 distance : 2.299 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star KIC 9663113 distance : 2.520 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star KIC 9663113 distance : 4.161 AU
  • Kopparapu Outer Boundary for Early Mars for Star KIC 9663113 distance : 4.389 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star KIC 9663113)



  • Original Kopparapu Recent Venus for Star KIC 9663113 distance : 1.900 AU
  • Original Kopparapu Runaway Greenhouse for Star KIC 9663113 distance : 2.443 AU
  • Original Kopparapu Moist Greenhouse for Star KIC 9663113 distance : 2.514 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star KIC 9663113 distance : 4.236 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star KIC 9663113 distance : 4.405 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star KIC 9663113)



    (Position in Stellar Map of star KIC 9663113 and its Exoplanet Kepler-458 b)



    (Zoomed position in Stellar Map of star KIC 9663113 and its Exoplanet Kepler-458 b (zoom level 3))