Imaginary Picture of Kepler-920 b

Display orbital revolution of Kepler-920 b around the hoststar Kepler-920
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Exoplanet Name : Kepler-920 b
Alternate Name : "2MASS J18571126+4909312 b, K01650.01, KIC 11337372 b, KOI-1650 b, KOI-1650.01, WISE J185711.26+490931.0 b"
Status : Confirmed
Radius (Rjup / Re): 0.2160 (Rjup) 2.4211 (Rearth)
Mass (Mjup / Me): 0.0189 (Mjup) 6.0042 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0000 (AU) 0.0658 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0179
Orbital Period(Observed/Estimated) 6.53 (Days Obs.) 0.00 (Days Est.)
Surface Gravity (G Earth) 1.0243
Star Radiation at Atmospheric Boundary: 204444.6 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 949.0 (K)
Blackbody T 0.3(K) 891.3 (K)
Blackbody T 0.7(K) 721.1 (K)
Tidally Locked Blackbody T 0.1(K) 1128.6 (K)
Tidally Locked Blackbody T 0.3(K) 1059.9 (K)
Size Class: sub-Neptune-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-920
Alternate Name : "2MASS J18571126+4909312, KIC 11337372, KOI-1650, WISE J185711.26+490931.0"
Star Distance(LY) : 3268.8
Stellar Radius(Rsun) : 1.0 (Rsun Measured)
Stellar Mass(Msun) : 0.9 (Msun Measured) 0.9 (Msun Estimated)
Star Age : 4.4 (GY)
Temperature : 5306 (K)
Spectral type : G7
UV portion[%]: 6.4
Visible portion[%]: 42.5
IR portion[%]: 51.1
Metalicity : 0.0
Absolute Magnitude: 4.0
Apparent Magnitude: 14.0
Right Ascension(RA) 284.2969
Declination (DEC) 49.1587
Hubble Space Telescope Guide Star Catalog (GSC) ID
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. Batalha"
Discovery Paper - Title FALSE POSITIVE PROBABILITIES FOR ALL KEPLER OBJECTS OF INTEREST: 1284 NEWLY VALIDATED PLANETS AND 745 LIKELY FALSE POSITIVES
Discovery Paper - Journal 0
Discovery Paper - URL 0
SIMBAD LINK http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=Kepler-920&submit=SIMBAD+search
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/Kepler-920%20b/
Kepler-920 b
Kepler-920 b

  • Kepler-920 b is an exoplanet orbiting the star Kepler-920, located about 3268.8 light-years (1002.2 pc) away from Solar System. Its discovery was publicly announced on 2016.
  • The host star Kepler-920 has apparent magnitude of 14.0, with absolute magnitude of 4.0.
  • It is 0.9 times more massive and 1.0 times bigger compared with our Sun. The surface temperature is 5306 with its spectral types of G7
  • In this planetary system, the extrasolar planet Kepler-920 b orbits around the star Kepler-920 every 6.5 days with its orbital distance of 0.07 AU ( 9840628.0 km)
  • (Projected orbit of Kepler-920 b around its host star Kepler-920)


  • The Star Kepler-920 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.582 AU ( 87044428.5 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.804 AU ( 120318147.7 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.226 AU ( 183338230.7 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 1.803 AU ( 269790238.0 km)
  • Radiation at Planetary Boundary of Kepler-920 b : 204444.64 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-920)



  • Kopparapu Recent Venus for Star Kepler-920 distance : 0.620 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star Kepler-920 distance : 0.785 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-920 distance : 0.758 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star Kepler-920 distance : 0.831 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-920 distance : 1.406 AU
  • Kopparapu Outer Boundary for Early Mars for Star Kepler-920 distance : 1.483 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-920)



  • Original Kopparapu Recent Venus for Star Kepler-920 distance : 0.615 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-920 distance : 0.808 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-920 distance : 0.814 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-920 distance : 1.430 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-920 distance : 1.487 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-920)



    (Position in Stellar Map of star Kepler-920 and its Exoplanet Kepler-920 b)



    (Zoomed position in Stellar Map of star Kepler-920 and its Exoplanet Kepler-920 b (zoom level 3))

    (Synthetic Spectrum of star Kepler-920*)
    *Yamashiki YA et al. 2019 ApJ 881 114
    MUSCLES Paper I - France et al. 2016 ApJ 820 89
    MUSCLES Paper II- Youngblood et al. 2016 ApJ 824 101
    MUSCLES Paper III- Loyd et al. 2016 ApJ 824 102