Imaginary Picture of Kepler-902 b

Display orbital revolution of Kepler-902 b around the hoststar Kepler-902
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Exoplanet Name : Kepler-902 b
Alternate Name : "2MASS J19185560+4657137 b, K01595.01, KIC 10006581 b, KOI-1595 b, KOI-1595.01, WISE J191855.60+465713.9 b"
Status : Confirmed
Radius (Rjup / Re): 0.2270 (Rjup) 2.5444 (Rearth)
Mass (Mjup / Me): 0.0198 (Mjup) 6.2880 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0000 (AU) 0.2254 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.1098
Orbital Period(Observed/Estimated) 40.11 (Days Obs.) 0.00 (Days Est.)
Surface Gravity (G Earth) 0.9712
Star Radiation at Atmospheric Boundary: 33274.5 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 602.8 (K)
Blackbody T 0.3(K) 566.1 (K)
Blackbody T 0.7(K) 458.0 (K)
Tidally Locked Blackbody T 0.1(K) 716.8 (K)
Tidally Locked Blackbody T 0.3(K) 673.2 (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-902
Alternate Name : "2MASS J19185560+4657137, KIC 10006581, KOI-1595, WISE J191855.60+465713.9"
Star Distance(LY) : 3810.9
Stellar Radius(Rsun) : 1.2 (Rsun Measured)
Stellar Mass(Msun) : 0.9 (Msun Measured) 1.0 (Msun Estimated)
Star Age : 4.4 (GY)
Temperature : 5508 (K)
Spectral type : G5
UV portion[%]: 7.4
Visible portion[%]: 44.1
IR portion[%]: 48.4
Metalicity : 0.0
Absolute Magnitude: 3.3
Apparent Magnitude: 13.7
Right Ascension(RA) 289.7317
Declination (DEC) 46.9538
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 734 LIKELY FALSE POSITIVES
Discovery Paper - Journal 0
Discovery Paper - URL 0
SIMBAD LINK http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=Kepler-902&submit=SIMBAD+search
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/Kepler-902%20b/
Kepler-902 b
Kepler-902 b

  • Kepler-902 b is an exoplanet orbiting the star Kepler-902, located about 3810.9 light-years (1168.4 pc) away from Solar System. Its discovery was publicly announced on 2016.
  • The host star Kepler-902 has apparent magnitude of 13.7, with absolute magnitude of 3.3.
  • It is 0.9 times more massive and 1.2 times bigger compared with our Sun. The surface temperature is 5508 with its spectral types of G5
  • In this planetary system, the extrasolar planet Kepler-902 b orbits around the star Kepler-902 every 40.1 days with its orbital distance of 0.23 AU ( 33724168.1 km)
  • (Projected orbit of Kepler-902 b around its host star Kepler-902)


  • The Star Kepler-902 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.804 AU ( 120344817.7 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.112 AU ( 166347987.9 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.694 AU ( 253477520.9 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 2.493 AU ( 373003276.1 km)
  • Radiation at Planetary Boundary of Kepler-902 b : 33274.51 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-902)



  • Kopparapu Recent Venus for Star Kepler-902 distance : 0.847 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star Kepler-902 distance : 1.073 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-902 distance : 1.036 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star Kepler-902 distance : 1.136 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-902 distance : 1.909 AU
  • Kopparapu Outer Boundary for Early Mars for Star Kepler-902 distance : 2.014 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-902)



  • Original Kopparapu Recent Venus for Star Kepler-902 distance : 0.844 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-902 distance : 1.103 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-902 distance : 1.117 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-902 distance : 1.942 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-902 distance : 2.020 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-902)



    (Position in Stellar Map of star Kepler-902 and its Exoplanet Kepler-902 b)



    (Zoomed position in Stellar Map of star Kepler-902 and its Exoplanet Kepler-902 b (zoom level 3))

    (Synthetic Spectrum of star Kepler-902*)
    *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