Imaginary Picture of Kepler-925 b

Display orbital revolution of Kepler-925 b around the hoststar Kepler-925
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Exoplanet Name : Kepler-925 b
Alternate Name : "2MASS J19202556+4029263 b, K01672.01, KIC 5269467 b, KOI-1672 b, KOI-1672.01, WISE J192025.56+402926.1 b"
Status : Confirmed
Radius (Rjup / Re): 0.2090 (Rjup) 2.3427 (Rearth)
Mass (Mjup / Me): 0.0183 (Mjup) 5.8230 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0000 (AU) 0.1878 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0927
Orbital Period(Observed/Estimated) 33.87 (Days Obs.) 0.00 (Days Est.)
Surface Gravity (G Earth) 1.0610
Star Radiation at Atmospheric Boundary: 7357.3 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 413.4 (K)
Blackbody T 0.3(K) 388.2 (K)
Blackbody T 0.7(K) 314.1 (K)
Tidally Locked Blackbody T 0.1(K) 491.6 (K)
Tidally Locked Blackbody T 0.3(K) 461.6 (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-925
Alternate Name : "2MASS J19202556+4029263, KIC 5269467, KOI-1672, WISE J192025.56+402926.1"
Star Distance(LY) : 1994.3
Stellar Radius(Rsun) : 0.7 (Rsun Measured)
Stellar Mass(Msun) : 0.8 (Msun Measured) 0.8 (Msun Estimated)
Star Age : 2.6 (GY)
Temperature : 4568 (K)
Spectral type : K4
UV portion[%]: 1.8
Visible portion[%]: 32.2
IR portion[%]: 66.0
Metalicity : 0.1
Absolute Magnitude: 5.0
Apparent Magnitude: 14.0
Right Ascension(RA) 290.1065
Declination (DEC) 40.4907
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 751 LIKELY FALSE POSITIVES
Discovery Paper - Journal 0
Discovery Paper - URL 0
SIMBAD LINK http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=Kepler-925&submit=SIMBAD+search
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/Kepler-925%20b/
Kepler-925 b
Kepler-925 b

  • Kepler-925 b is an exoplanet orbiting the star Kepler-925, located about 1994.3 light-years (611.5 pc) away from Solar System. Its discovery was publicly announced on 2016.
  • The host star Kepler-925 has apparent magnitude of 14.0, with absolute magnitude of 5.0.
  • It is 0.8 times more massive and 0.7 times bigger compared with our Sun. The surface temperature is 4568 with its spectral types of K4
  • In this planetary system, the extrasolar planet Kepler-925 b orbits around the star Kepler-925 every 33.9 days with its orbital distance of 0.19 AU ( 28090142.9 km)
  • (Projected orbit of Kepler-925 b around its host star Kepler-925)


  • The Star Kepler-925 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.315 AU ( 47134953.3 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.436 AU ( 65152823.3 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.664 AU ( 99278484.4 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 0.977 AU ( 146092638.9 km)
  • Radiation at Planetary Boundary of Kepler-925 b : 7357.29 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-925)



  • Kopparapu Recent Venus for Star Kepler-925 distance : 0.347 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star Kepler-925 distance : 0.439 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-925 distance : 0.424 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star Kepler-925 distance : 0.466 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-925 distance : 0.811 AU
  • Kopparapu Outer Boundary for Early Mars for Star Kepler-925 distance : 0.856 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-925)



  • Original Kopparapu Recent Venus for Star Kepler-925 distance : 0.343 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-925 distance : 0.454 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-925 distance : 0.453 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-925 distance : 0.825 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-925 distance : 0.858 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-925)



    (Position in Stellar Map of star Kepler-925 and its Exoplanet Kepler-925 b)



    (Zoomed position in Stellar Map of star Kepler-925 and its Exoplanet Kepler-925 b (zoom level 3))

    (Synthetic Spectrum of star Kepler-925*)
    *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