Imaginary Picture of Kepler-900 b

Display orbital revolution of Kepler-900 b around the hoststar Kepler-900
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Exoplanet Name : Kepler-900 b
Alternate Name : "2MASS J19444255+4659564 b, K01586.01, KIC 10022908 b, KOI-1586 b, KOI-1586.01, WISE J194442.54+465956.2 b"
Status : Confirmed
Radius (Rjup / Re): 0.1860 (Rjup) 2.0849 (Rearth)
Mass (Mjup / Me): 0.0164 (Mjup) 5.2247 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0000 (AU) 0.0659 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0191
Orbital Period(Observed/Estimated) 6.99 (Days Obs.) 0.00 (Days Est.)
Surface Gravity (G Earth) 1.2020
Star Radiation at Atmospheric Boundary: 78394.3 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 746.8 (K)
Blackbody T 0.3(K) 701.3 (K)
Blackbody T 0.7(K) 567.5 (K)
Tidally Locked Blackbody T 0.1(K) 888.1 (K)
Tidally Locked Blackbody T 0.3(K) 834.0 (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-900
Alternate Name : "2MASS J19444255+4659564, KIC 10022908, KOI-1586, WISE J194442.54+465956.2"
Star Distance(LY) : 1589.6
Stellar Radius(Rsun) : 0.7 (Rsun Measured)
Stellar Mass(Msun) : 0.8 (Msun Measured) 0.8 (Msun Estimated)
Star Age : 4.6 (GY)
Temperature : 4850 (K)
Spectral type : K3
UV portion[%]: 2.5
Visible portion[%]: 35.7
IR portion[%]: 61.8
Metalicity : -0.0
Absolute Magnitude: 4.9
Apparent Magnitude: 13.4
Right Ascension(RA) 296.1773
Declination (DEC) 46.9990
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 732 LIKELY FALSE POSITIVES
Discovery Paper - Journal 0
Discovery Paper - URL 0
SIMBAD LINK http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=Kepler-900&submit=SIMBAD+search
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/Kepler-900%20b/
Kepler-900 b
Kepler-900 b

  • Kepler-900 b is an exoplanet orbiting the star Kepler-900, located about 1589.6 light-years (487.4 pc) away from Solar System. Its discovery was publicly announced on 2016.
  • The host star Kepler-900 has apparent magnitude of 13.4, with absolute magnitude of 4.9.
  • It is 0.8 times more massive and 0.7 times bigger compared with our Sun. The surface temperature is 4850 with its spectral types of K3
  • In this planetary system, the extrasolar planet Kepler-900 b orbits around the star Kepler-900 every 7.0 days with its orbital distance of 0.07 AU ( 9853770.5 km)
  • (Projected orbit of Kepler-900 b around its host star Kepler-900)


  • The Star Kepler-900 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.361 AU ( 53972787.4 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.499 AU ( 74604496.9 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.760 AU ( 113680743.4 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 1.118 AU ( 167286193.9 km)
  • Radiation at Planetary Boundary of Kepler-900 b : 78394.25 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-900)



  • Kopparapu Recent Venus for Star Kepler-900 distance : 0.393 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star Kepler-900 distance : 0.498 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-900 distance : 0.481 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star Kepler-900 distance : 0.528 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-900 distance : 0.907 AU
  • Kopparapu Outer Boundary for Early Mars for Star Kepler-900 distance : 0.957 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-900)



  • Original Kopparapu Recent Venus for Star Kepler-900 distance : 0.388 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-900 distance : 0.513 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-900 distance : 0.514 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-900 distance : 0.922 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-900 distance : 0.959 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-900)



    (Position in Stellar Map of star Kepler-900 and its Exoplanet Kepler-900 b)



    (Zoomed position in Stellar Map of star Kepler-900 and its Exoplanet Kepler-900 b (zoom level 3))

    (Synthetic Spectrum of star Kepler-900*)
    *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